diff --git a/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/core/ProjectionsBenchmark.java b/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/core/ProjectionsBenchmark.java
index c7df157f6..79e64ff4b 100644
--- a/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/core/ProjectionsBenchmark.java
+++ b/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/core/ProjectionsBenchmark.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/core/convert/DbRefMappingBenchmark.java b/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/core/convert/DbRefMappingBenchmark.java
index 5694416f3..83eeec9ea 100644
--- a/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/core/convert/DbRefMappingBenchmark.java
+++ b/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/core/convert/DbRefMappingBenchmark.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/core/convert/MappingMongoConverterBenchmark.java b/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/core/convert/MappingMongoConverterBenchmark.java
index a29fb51e3..0941d9c0a 100644
--- a/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/core/convert/MappingMongoConverterBenchmark.java
+++ b/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/core/convert/MappingMongoConverterBenchmark.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/microbenchmark/AbstractMicrobenchmark.java b/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/microbenchmark/AbstractMicrobenchmark.java
index 4c09f1a16..5c99c07fa 100644
--- a/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/microbenchmark/AbstractMicrobenchmark.java
+++ b/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/microbenchmark/AbstractMicrobenchmark.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/microbenchmark/HttpResultsWriter.java b/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/microbenchmark/HttpResultsWriter.java
index e6d728dbd..8d3e57eec 100644
--- a/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/microbenchmark/HttpResultsWriter.java
+++ b/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/microbenchmark/HttpResultsWriter.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/microbenchmark/MongoResultsWriter.java b/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/microbenchmark/MongoResultsWriter.java
index 19e7987ee..4167d3c01 100644
--- a/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/microbenchmark/MongoResultsWriter.java
+++ b/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/microbenchmark/MongoResultsWriter.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/microbenchmark/ResultsWriter.java b/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/microbenchmark/ResultsWriter.java
index bc43cb5de..c55e10daa 100644
--- a/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/microbenchmark/ResultsWriter.java
+++ b/spring-data-mongodb-benchmarks/src/main/java/org/springframework/data/mongodb/microbenchmark/ResultsWriter.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/BulkOperationException.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/BulkOperationException.java
index 4435f4d4e..2bc1e8f06 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/BulkOperationException.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/BulkOperationException.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/ClientSessionException.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/ClientSessionException.java
index 46c1c4354..fae652c7f 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/ClientSessionException.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/ClientSessionException.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/CodecRegistryProvider.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/CodecRegistryProvider.java
index 81d0955f0..60b202776 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/CodecRegistryProvider.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/CodecRegistryProvider.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/InvalidMongoDbApiUsageException.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/InvalidMongoDbApiUsageException.java
index 4d5831dd4..89e035ae6 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/InvalidMongoDbApiUsageException.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/InvalidMongoDbApiUsageException.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/LazyLoadingException.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/LazyLoadingException.java
index 0ec364f6c..855a59c55 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/LazyLoadingException.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/LazyLoadingException.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoCollectionUtils.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoCollectionUtils.java
index 416725063..3d85a33dc 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoCollectionUtils.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoCollectionUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoDatabaseUtils.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoDatabaseUtils.java
index 6995da9a8..b7bf5f230 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoDatabaseUtils.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoDatabaseUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoDbFactory.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoDbFactory.java
index 53180b066..43fbd3749 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoDbFactory.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoDbFactory.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoResourceHolder.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoResourceHolder.java
index 6ebd5d951..7af84b9b5 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoResourceHolder.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoResourceHolder.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoSessionProvider.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoSessionProvider.java
index 47cd65a1c..79a68e83a 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoSessionProvider.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoSessionProvider.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoTransactionException.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoTransactionException.java
index 746a769e2..b2a998548 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoTransactionException.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoTransactionException.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoTransactionManager.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoTransactionManager.java
index 80fc02eea..329c1c16e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoTransactionManager.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/MongoTransactionManager.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/ReactiveMongoDatabaseFactory.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/ReactiveMongoDatabaseFactory.java
index 5ea02a840..8748f2f7e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/ReactiveMongoDatabaseFactory.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/ReactiveMongoDatabaseFactory.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/ReactiveMongoDatabaseUtils.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/ReactiveMongoDatabaseUtils.java
index 37a5b3d0f..49f8c3bd0 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/ReactiveMongoDatabaseUtils.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/ReactiveMongoDatabaseUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/ReactiveMongoResourceHolder.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/ReactiveMongoResourceHolder.java
index fd16e408e..cd3dd3ab1 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/ReactiveMongoResourceHolder.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/ReactiveMongoResourceHolder.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/ReactiveMongoTransactionManager.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/ReactiveMongoTransactionManager.java
index 8792e169c..63706eff8 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/ReactiveMongoTransactionManager.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/ReactiveMongoTransactionManager.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -110,7 +110,7 @@ public class ReactiveMongoTransactionManager extends AbstractReactiveTransaction
 		this.options = options;
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.transaction.reactive.AbstractReactiveTransactionManager#doGetTransaction(org.springframework.transaction.reactive.TransactionSynchronizationManager)
 	 */
@@ -123,7 +123,7 @@ public class ReactiveMongoTransactionManager extends AbstractReactiveTransaction
 		return new ReactiveMongoTransactionObject(resourceHolder);
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.transaction.reactive.AbstractReactiveTransactionManager#isExistingTransaction(java.lang.Object)
 	 */
@@ -132,7 +132,7 @@ public class ReactiveMongoTransactionManager extends AbstractReactiveTransaction
 		return extractMongoTransaction(transaction).hasResourceHolder();
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.transaction.reactive.AbstractReactiveTransactionManager#doBegin(org.springframework.transaction.reactive.TransactionSynchronizationManager, java.lang.Object, org.springframework.transaction.TransactionDefinition)
 	 */
@@ -175,7 +175,7 @@ public class ReactiveMongoTransactionManager extends AbstractReactiveTransaction
 		});
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.transaction.reactive.AbstractReactiveTransactionManager#doSuspend(org.springframework.transaction.reactive.TransactionSynchronizationManager, java.lang.Object)
 	 */
@@ -192,7 +192,7 @@ public class ReactiveMongoTransactionManager extends AbstractReactiveTransaction
 		});
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.transaction.reactive.AbstractReactiveTransactionManager#doResume(org.springframework.transaction.reactive.TransactionSynchronizationManager, java.lang.Object, java.lang.Object)
 	 */
@@ -203,7 +203,7 @@ public class ReactiveMongoTransactionManager extends AbstractReactiveTransaction
 				.fromRunnable(() -> synchronizationManager.bindResource(getRequiredDatabaseFactory(), suspendedResources));
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.transaction.reactive.AbstractReactiveTransactionManager#doCommit(org.springframework.transaction.reactive.TransactionSynchronizationManager, org.springframework.transaction.reactive.GenericReactiveTransaction)
 	 */
@@ -243,7 +243,7 @@ public class ReactiveMongoTransactionManager extends AbstractReactiveTransaction
 		return transactionObject.commitTransaction();
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.transaction.reactive.AbstractReactiveTransactionManager#doRollback(org.springframework.transaction.reactive.TransactionSynchronizationManager, org.springframework.transaction.reactive.GenericReactiveTransaction)
 	 */
@@ -268,7 +268,7 @@ public class ReactiveMongoTransactionManager extends AbstractReactiveTransaction
 		});
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.transaction.reactive.AbstractReactiveTransactionManager#doSetRollbackOnly(org.springframework.transaction.reactive.TransactionSynchronizationManager, org.springframework.transaction.reactive.GenericReactiveTransaction)
 	 */
@@ -282,7 +282,7 @@ public class ReactiveMongoTransactionManager extends AbstractReactiveTransaction
 		});
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.transaction.reactive.AbstractReactiveTransactionManager#doCleanupAfterCompletion(org.springframework.transaction.reactive.TransactionSynchronizationManager, java.lang.Object)
 	 */
@@ -509,7 +509,7 @@ public class ReactiveMongoTransactionManager extends AbstractReactiveTransaction
 			return session;
 		}
 
-		/* 
+		/*
 		 * (non-Javadoc)
 		 * @see org.springframework.transaction.support.SmartTransactionObject#isRollbackOnly()
 		 */
@@ -518,7 +518,7 @@ public class ReactiveMongoTransactionManager extends AbstractReactiveTransaction
 			return this.resourceHolder != null && this.resourceHolder.isRollbackOnly();
 		}
 
-		/* 
+		/*
 		 * (non-Javadoc)
 		 * @see org.springframework.transaction.support.SmartTransactionObject#flush()
 		 */
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/SessionAwareMethodInterceptor.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/SessionAwareMethodInterceptor.java
index 621a5389e..da48f2215 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/SessionAwareMethodInterceptor.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/SessionAwareMethodInterceptor.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/SessionSynchronization.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/SessionSynchronization.java
index f32d0f593..2223b8239 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/SessionSynchronization.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/SessionSynchronization.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/UncategorizedMongoDbException.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/UncategorizedMongoDbException.java
index fc2079ba8..114822778 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/UncategorizedMongoDbException.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/UncategorizedMongoDbException.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/AbstractMongoClientConfiguration.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/AbstractMongoClientConfiguration.java
index 6627cbb04..9ed1ffb1e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/AbstractMongoClientConfiguration.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/AbstractMongoClientConfiguration.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/AbstractMongoConfiguration.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/AbstractMongoConfiguration.java
index a5eadefd0..e184da30b 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/AbstractMongoConfiguration.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/AbstractMongoConfiguration.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/AbstractReactiveMongoConfiguration.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/AbstractReactiveMongoConfiguration.java
index 2e550dfba..82e08bcaa 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/AbstractReactiveMongoConfiguration.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/AbstractReactiveMongoConfiguration.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/BeanNames.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/BeanNames.java
index 3bb71c86a..dd32d9bb7 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/BeanNames.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/BeanNames.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/EnableMongoAuditing.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/EnableMongoAuditing.java
index 98bd186da..97e8e243f 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/EnableMongoAuditing.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/EnableMongoAuditing.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/GeoJsonConfiguration.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/GeoJsonConfiguration.java
index d93c11466..dcfe70b36 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/GeoJsonConfiguration.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/GeoJsonConfiguration.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/GridFsTemplateParser.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/GridFsTemplateParser.java
index 1b03d777b..d6653e899 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/GridFsTemplateParser.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/GridFsTemplateParser.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MappingMongoConverterParser.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MappingMongoConverterParser.java
index adbf2e771..252a59936 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MappingMongoConverterParser.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MappingMongoConverterParser.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoAuditingBeanDefinitionParser.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoAuditingBeanDefinitionParser.java
index fb3ac7408..241080afb 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoAuditingBeanDefinitionParser.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoAuditingBeanDefinitionParser.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoAuditingRegistrar.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoAuditingRegistrar.java
index f842b9b73..5ee07d024 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoAuditingRegistrar.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoAuditingRegistrar.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoClientParser.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoClientParser.java
index 8aa0a0488..06eb36a39 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoClientParser.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoClientParser.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoConfigurationSupport.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoConfigurationSupport.java
index f3ada2078..12fe85a0b 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoConfigurationSupport.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoConfigurationSupport.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoCredentialPropertyEditor.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoCredentialPropertyEditor.java
index 39f17c414..5991a683e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoCredentialPropertyEditor.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoCredentialPropertyEditor.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoDbFactoryParser.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoDbFactoryParser.java
index 272b4f163..9b8875f6a 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoDbFactoryParser.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoDbFactoryParser.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoJmxParser.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoJmxParser.java
index 93248e2f3..8486f2886 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoJmxParser.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoJmxParser.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoNamespaceHandler.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoNamespaceHandler.java
index 2516ca70e..5bdb199a5 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoNamespaceHandler.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoNamespaceHandler.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoParsingUtils.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoParsingUtils.java
index aa85041d9..bcc1f7a7e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoParsingUtils.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoParsingUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoTemplateParser.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoTemplateParser.java
index 65aa04745..dc02a1eee 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoTemplateParser.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/MongoTemplateParser.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/ReadPreferencePropertyEditor.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/ReadPreferencePropertyEditor.java
index 87174f28c..acf952069 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/ReadPreferencePropertyEditor.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/ReadPreferencePropertyEditor.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/ServerAddressPropertyEditor.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/ServerAddressPropertyEditor.java
index 2865248ea..5e5d82f6b 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/ServerAddressPropertyEditor.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/ServerAddressPropertyEditor.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/StringToWriteConcernConverter.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/StringToWriteConcernConverter.java
index 141c874ff..359e16506 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/StringToWriteConcernConverter.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/StringToWriteConcernConverter.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/WriteConcernPropertyEditor.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/WriteConcernPropertyEditor.java
index 0ce3f0001..ab1a42bdd 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/WriteConcernPropertyEditor.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/config/WriteConcernPropertyEditor.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/AggregationUtil.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/AggregationUtil.java
index e67773c1f..31e880e8a 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/AggregationUtil.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/AggregationUtil.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/BulkOperations.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/BulkOperations.java
index bbc85032e..f214ff3d4 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/BulkOperations.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/BulkOperations.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ChangeStreamEvent.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ChangeStreamEvent.java
index 8e1d3523c..38c8a7e8c 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ChangeStreamEvent.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ChangeStreamEvent.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ChangeStreamOptions.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ChangeStreamOptions.java
index 535e40a21..90fdff2c5 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ChangeStreamOptions.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ChangeStreamOptions.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/CollectionCallback.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/CollectionCallback.java
index d6b9bcc6e..5c79cffd6 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/CollectionCallback.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/CollectionCallback.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/CollectionOptions.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/CollectionOptions.java
index 77833c6ad..a22055b08 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/CollectionOptions.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/CollectionOptions.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/CursorPreparer.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/CursorPreparer.java
index bb98bb96b..dd68932c3 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/CursorPreparer.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/CursorPreparer.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DbCallback.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DbCallback.java
index d828e962e..8e9aa3522 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DbCallback.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DbCallback.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultBulkOperations.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultBulkOperations.java
index ee5741035..866b0b29c 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultBulkOperations.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultBulkOperations.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultIndexOperations.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultIndexOperations.java
index 879c69fa2..bb7d50152 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultIndexOperations.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultIndexOperations.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultIndexOperationsProvider.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultIndexOperationsProvider.java
index f7a0a1658..7848c6b36 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultIndexOperationsProvider.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultIndexOperationsProvider.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultReactiveIndexOperations.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultReactiveIndexOperations.java
index 2ec7c14c9..832d91a1a 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultReactiveIndexOperations.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultReactiveIndexOperations.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultScriptOperations.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultScriptOperations.java
index 53e217f3e..309b06431 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultScriptOperations.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultScriptOperations.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultWriteConcernResolver.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultWriteConcernResolver.java
index 459792e11..037d54b21 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultWriteConcernResolver.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DefaultWriteConcernResolver.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DocumentCallbackHandler.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DocumentCallbackHandler.java
index aa9706370..d0e1f8114 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DocumentCallbackHandler.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/DocumentCallbackHandler.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/EntityOperations.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/EntityOperations.java
index a7cbf879e..d1e2aec87 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/EntityOperations.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/EntityOperations.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableAggregationOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableAggregationOperation.java
index d88d49e8f..6e9ea8240 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableAggregationOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableAggregationOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableAggregationOperationSupport.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableAggregationOperationSupport.java
index 76ff13a02..97d76d1c6 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableAggregationOperationSupport.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableAggregationOperationSupport.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableFindOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableFindOperation.java
index 8b0e8a385..27228ca50 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableFindOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableFindOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableFindOperationSupport.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableFindOperationSupport.java
index 2bf988d04..c2bd00a48 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableFindOperationSupport.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableFindOperationSupport.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableInsertOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableInsertOperation.java
index 2827f770c..33df93edf 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableInsertOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableInsertOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableInsertOperationSupport.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableInsertOperationSupport.java
index a22625f7a..3bc15c0e3 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableInsertOperationSupport.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableInsertOperationSupport.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableMapReduceOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableMapReduceOperation.java
index 877295f81..af15c33c7 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableMapReduceOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableMapReduceOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableMapReduceOperationSupport.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableMapReduceOperationSupport.java
index 57e9d38cc..57d58887e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableMapReduceOperationSupport.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableMapReduceOperationSupport.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableRemoveOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableRemoveOperation.java
index eb031c035..4caf50dfa 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableRemoveOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableRemoveOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableRemoveOperationSupport.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableRemoveOperationSupport.java
index edba892a0..491fd3c43 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableRemoveOperationSupport.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableRemoveOperationSupport.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableUpdateOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableUpdateOperation.java
index a56431b04..66a37b413 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableUpdateOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableUpdateOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableUpdateOperationSupport.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableUpdateOperationSupport.java
index ab7f84459..4ec51af64 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableUpdateOperationSupport.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ExecutableUpdateOperationSupport.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/FindAndModifyOptions.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/FindAndModifyOptions.java
index ac8f45d05..30a3ed9e5 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/FindAndModifyOptions.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/FindAndModifyOptions.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/FindAndReplaceOptions.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/FindAndReplaceOptions.java
index 2de66015c..6122837a2 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/FindAndReplaceOptions.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/FindAndReplaceOptions.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/FindPublisherPreparer.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/FindPublisherPreparer.java
index 3f603f9f4..0628db7d9 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/FindPublisherPreparer.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/FindPublisherPreparer.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/FluentMongoOperations.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/FluentMongoOperations.java
index 7fbd49359..ff2d8a1be 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/FluentMongoOperations.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/FluentMongoOperations.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/GeoCommandStatistics.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/GeoCommandStatistics.java
index 0d3b64828..6f17a3026 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/GeoCommandStatistics.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/GeoCommandStatistics.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/IndexConverters.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/IndexConverters.java
index 7e574c694..e7fae4df5 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/IndexConverters.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/IndexConverters.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MappedDocument.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MappedDocument.java
index 72b351fc4..a9b3e5e9b 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MappedDocument.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MappedDocument.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MappingMongoJsonSchemaCreator.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MappingMongoJsonSchemaCreator.java
index fdc7247ee..ecbf8a4f0 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MappingMongoJsonSchemaCreator.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MappingMongoJsonSchemaCreator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoAction.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoAction.java
index c47cc0494..dd881f931 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoAction.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoAction.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoActionOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoActionOperation.java
index 9662e31b2..dbc688d94 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoActionOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoActionOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoAdmin.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoAdmin.java
index 8a92d39e5..19e634d36 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoAdmin.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoAdmin.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoAdminOperations.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoAdminOperations.java
index f28113cc5..415fba76b 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoAdminOperations.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoAdminOperations.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoClientFactoryBean.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoClientFactoryBean.java
index 3f207eba0..f1ac832f3 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoClientFactoryBean.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoClientFactoryBean.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoClientOptionsFactoryBean.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoClientOptionsFactoryBean.java
index 8b2b552c7..196aa5b18 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoClientOptionsFactoryBean.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoClientOptionsFactoryBean.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoDataIntegrityViolationException.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoDataIntegrityViolationException.java
index 745115220..96e6a72db 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoDataIntegrityViolationException.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoDataIntegrityViolationException.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoDbFactorySupport.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoDbFactorySupport.java
index fb83767e5..2e4c1fcf5 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoDbFactorySupport.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoDbFactorySupport.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -57,7 +57,7 @@ public abstract class MongoDbFactorySupport<C> implements MongoDbFactory {
 	/**
 	 * Create a new {@link MongoDbFactorySupport} object given {@code mongoClient}, {@code databaseName},
 	 * {@code mongoInstanceCreated} and {@link PersistenceExceptionTranslator}.
-	 * 
+	 *
 	 * @param mongoClient must not be {@literal null}.
 	 * @param databaseName must not be {@literal null} or empty.
 	 * @param mongoInstanceCreated {@literal true} if the client instance was created by a subclass of
@@ -115,7 +115,7 @@ public abstract class MongoDbFactorySupport<C> implements MongoDbFactory {
 
 	/**
 	 * Get the actual {@link MongoDatabase} from the client.
-	 * 
+	 *
 	 * @param dbName must not be {@literal null} or empty.
 	 * @return
 	 */
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoEncryptionSettingsFactoryBean.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoEncryptionSettingsFactoryBean.java
index 555913c54..907e180d1 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoEncryptionSettingsFactoryBean.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoEncryptionSettingsFactoryBean.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoExceptionTranslator.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoExceptionTranslator.java
index e06e83f61..202a65053 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoExceptionTranslator.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoExceptionTranslator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoJsonSchemaCreator.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoJsonSchemaCreator.java
index 2757ba2c3..f3c0dcd62 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoJsonSchemaCreator.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoJsonSchemaCreator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoOperations.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoOperations.java
index 450bcd8f5..aa4e0dbe3 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoOperations.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoOperations.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -1320,7 +1320,7 @@ public interface MongoOperations extends FluentMongoOperations {
 	 * combining the query document and the update document. <br />
 	 * <strong>NOTE:</strong> {@link Query#getSortObject() sorting} is not supported by {@code db.collection.updateOne}.
 	 * Use {@link #findAndModify(Query, Update, FindAndModifyOptions, Class, String)} instead.
-	 * 
+	 *
 	 * @param query the query document that specifies the criteria used to select a record to be upserted. Must not be
 	 *          {@literal null}.
 	 * @param update the update document that contains the updated object or $ operators to manipulate the existing
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoTemplate.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoTemplate.java
index ea5212c3e..e9067fea8 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoTemplate.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/MongoTemplate.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/PropertyOperations.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/PropertyOperations.java
index 6afb8e940..b79d63b53 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/PropertyOperations.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/PropertyOperations.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveAggregationOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveAggregationOperation.java
index e2a4743a4..279bb4fd5 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveAggregationOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveAggregationOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveAggregationOperationSupport.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveAggregationOperationSupport.java
index ce512b261..044247217 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveAggregationOperationSupport.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveAggregationOperationSupport.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveChangeStreamOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveChangeStreamOperation.java
index eab988c5a..279f4184f 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveChangeStreamOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveChangeStreamOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveChangeStreamOperationSupport.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveChangeStreamOperationSupport.java
index 691a6e256..25d23322a 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveChangeStreamOperationSupport.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveChangeStreamOperationSupport.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveCollectionCallback.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveCollectionCallback.java
index f59ed5e60..a83d1186d 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveCollectionCallback.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveCollectionCallback.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveDatabaseCallback.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveDatabaseCallback.java
index cc36e0358..1e03b5cdd 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveDatabaseCallback.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveDatabaseCallback.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveFindOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveFindOperation.java
index 793c73a11..d452ad0b1 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveFindOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveFindOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveFindOperationSupport.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveFindOperationSupport.java
index b05204a7e..cd3df4f62 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveFindOperationSupport.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveFindOperationSupport.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveFluentMongoOperations.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveFluentMongoOperations.java
index 631568e4a..0e6627f2b 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveFluentMongoOperations.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveFluentMongoOperations.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveInsertOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveInsertOperation.java
index c9801da41..6af602a01 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveInsertOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveInsertOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveInsertOperationSupport.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveInsertOperationSupport.java
index e0fc029bb..d4ee1c7f4 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveInsertOperationSupport.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveInsertOperationSupport.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMapReduceOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMapReduceOperation.java
index 20d22204a..bf7b6d789 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMapReduceOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMapReduceOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -30,7 +30,7 @@ import org.springframework.data.mongodb.core.query.Query;
  * The collection to operate on is by default derived from the initial {@literal domainType} and can be defined there
  * via {@link org.springframework.data.mongodb.core.mapping.Document}. Using {@code inCollection} allows to override the
  * collection name for the execution.
- * 
+ *
  * <pre>
  *     <code>
  *         mapReduce(Human.class)
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMapReduceOperationSupport.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMapReduceOperationSupport.java
index 4f9d5669f..59db79d48 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMapReduceOperationSupport.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMapReduceOperationSupport.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMongoClientFactoryBean.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMongoClientFactoryBean.java
index 06ef8307c..20ad15a08 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMongoClientFactoryBean.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMongoClientFactoryBean.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMongoClientSettingsFactoryBean.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMongoClientSettingsFactoryBean.java
index 480976170..c509e2e8e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMongoClientSettingsFactoryBean.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMongoClientSettingsFactoryBean.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMongoContext.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMongoContext.java
index 007cdeb7b..f8231d5a7 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMongoContext.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMongoContext.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMongoOperations.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMongoOperations.java
index f9c14f1a5..6e9492df9 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMongoOperations.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMongoOperations.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMongoTemplate.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMongoTemplate.java
index 1906fb808..cc3830e5b 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMongoTemplate.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveMongoTemplate.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveRemoveOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveRemoveOperation.java
index 1e51dec35..0e96a150e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveRemoveOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveRemoveOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveRemoveOperationSupport.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveRemoveOperationSupport.java
index 62835c023..3f02e86a9 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveRemoveOperationSupport.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveRemoveOperationSupport.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveSessionCallback.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveSessionCallback.java
index 084c2ce9f..c9b15324f 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveSessionCallback.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveSessionCallback.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveSessionScoped.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveSessionScoped.java
index 8babbe3ae..17c17edd2 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveSessionScoped.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveSessionScoped.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveUpdateOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveUpdateOperation.java
index 82f9deb7e..c69980783 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveUpdateOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveUpdateOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveUpdateOperationSupport.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveUpdateOperationSupport.java
index c85e4b14a..270c183d9 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveUpdateOperationSupport.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReactiveUpdateOperationSupport.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReadPreferenceAware.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReadPreferenceAware.java
index fa2e16b08..6aefb78cd 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReadPreferenceAware.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ReadPreferenceAware.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ScriptOperations.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ScriptOperations.java
index fd5e0fba8..d862e131a 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ScriptOperations.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/ScriptOperations.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/SessionCallback.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/SessionCallback.java
index 5c58121f7..c12d4b100 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/SessionCallback.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/SessionCallback.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/SessionScoped.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/SessionScoped.java
index 3b03afa5c..ead52ee15 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/SessionScoped.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/SessionScoped.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/SimpleMongoClientDbFactory.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/SimpleMongoClientDbFactory.java
index d5d306e87..ca09c0f30 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/SimpleMongoClientDbFactory.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/SimpleMongoClientDbFactory.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/SimpleMongoDbFactory.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/SimpleMongoDbFactory.java
index cdfeaa509..e6a118088 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/SimpleMongoDbFactory.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/SimpleMongoDbFactory.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -69,7 +69,7 @@ public class SimpleMongoDbFactory extends MongoDbFactorySupport<MongoClient> imp
 		super(mongoClient, databaseName, mongoInstanceCreated, new MongoExceptionTranslator());
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.data.mongodb.MongoDbFactory#getLegacyDb()
 	 */
@@ -87,7 +87,7 @@ public class SimpleMongoDbFactory extends MongoDbFactorySupport<MongoClient> imp
 		return getMongoClient().startSession(options);
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.data.mongodb.core.MongoDbFactoryBase#closeClient()
 	 */
@@ -96,7 +96,7 @@ public class SimpleMongoDbFactory extends MongoDbFactorySupport<MongoClient> imp
 		getMongoClient().close();
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.data.mongodb.core.MongoDbFactoryBase#doGetMongoDatabase(java.lang.String)
 	 */
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/SimpleReactiveMongoDatabaseFactory.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/SimpleReactiveMongoDatabaseFactory.java
index 46ed08b64..b54df2b95 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/SimpleReactiveMongoDatabaseFactory.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/SimpleReactiveMongoDatabaseFactory.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/WriteConcernResolver.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/WriteConcernResolver.java
index f2434735a..c7852b60b 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/WriteConcernResolver.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/WriteConcernResolver.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/WriteResultChecking.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/WriteResultChecking.java
index 3183bf92b..2f88e8c14 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/WriteResultChecking.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/WriteResultChecking.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/Aggregation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/Aggregation.java
index dc6dbd905..a1fad1f60 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/Aggregation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/Aggregation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationExpression.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationExpression.java
index 7e15a7028..2a0148cc5 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationExpression.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationExpression.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationExpressionTransformer.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationExpressionTransformer.java
index 635f00abe..3c659f166 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationExpressionTransformer.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationExpressionTransformer.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationFunctionExpressions.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationFunctionExpressions.java
index 4c7f68766..9e26c3e6f 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationFunctionExpressions.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationFunctionExpressions.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationOperation.java
index 2b8a7171e..cdb0898f4 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationOperationContext.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationOperationContext.java
index dc1d2b04f..fadbfaa61 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationOperationContext.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationOperationContext.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationOperationRenderer.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationOperationRenderer.java
index eebba5643..cc7ffbdc5 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationOperationRenderer.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationOperationRenderer.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationOptions.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationOptions.java
index ec5cc64dc..2ce0f60cb 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationOptions.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationOptions.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationResults.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationResults.java
index fd14b1a0b..5170986f9 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationResults.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationResults.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationSpELExpression.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationSpELExpression.java
index 0556410c8..14fa8c48d 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationSpELExpression.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationSpELExpression.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationUtils.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationUtils.java
index d729b9dfa..6a6237918 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationUtils.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/AggregationUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ArrayOperators.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ArrayOperators.java
index c8299292d..6b8a04c9d 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ArrayOperators.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ArrayOperators.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/BucketAutoOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/BucketAutoOperation.java
index 0be051a90..ede032929 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/BucketAutoOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/BucketAutoOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/BucketOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/BucketOperation.java
index f2e8fa4e6..5d438a03a 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/BucketOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/BucketOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/BucketOperationSupport.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/BucketOperationSupport.java
index feee4422e..6a768a617 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/BucketOperationSupport.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/BucketOperationSupport.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ComparisonOperators.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ComparisonOperators.java
index 70bda575e..4e5c364db 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ComparisonOperators.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ComparisonOperators.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ConditionalOperators.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ConditionalOperators.java
index 26b1156b5..af34ad58f 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ConditionalOperators.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ConditionalOperators.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ConvertOperators.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ConvertOperators.java
index 7d273dc75..315a463e1 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ConvertOperators.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ConvertOperators.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/CountOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/CountOperation.java
index 4306e7630..86b017518 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/CountOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/CountOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ExposedFields.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ExposedFields.java
index fa09bf302..c72abd636 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ExposedFields.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ExposedFields.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ExposedFieldsAggregationOperationContext.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ExposedFieldsAggregationOperationContext.java
index d802fa4d1..4364854ad 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ExposedFieldsAggregationOperationContext.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ExposedFieldsAggregationOperationContext.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/FacetOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/FacetOperation.java
index ea020d259..978aa021f 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/FacetOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/FacetOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/Field.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/Field.java
index 2e0ba3307..5fdced5e4 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/Field.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/Field.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/Fields.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/Fields.java
index 1daeafa32..1ab2d3076 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/Fields.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/Fields.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/FieldsExposingAggregationOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/FieldsExposingAggregationOperation.java
index de8752d58..7fd95d2c6 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/FieldsExposingAggregationOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/FieldsExposingAggregationOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/GeoNearOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/GeoNearOperation.java
index ca2eaf782..fdafe660a 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/GeoNearOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/GeoNearOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/GraphLookupOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/GraphLookupOperation.java
index dc047ab87..ee9f31fb9 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/GraphLookupOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/GraphLookupOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/GroupOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/GroupOperation.java
index d3efbd299..8bb1ca5ca 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/GroupOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/GroupOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/InheritingExposedFieldsAggregationOperationContext.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/InheritingExposedFieldsAggregationOperationContext.java
index b221e9ba2..cd14d89ed 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/InheritingExposedFieldsAggregationOperationContext.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/InheritingExposedFieldsAggregationOperationContext.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/LimitOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/LimitOperation.java
index 67b19c53f..3bddc6469 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/LimitOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/LimitOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/LookupOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/LookupOperation.java
index cddd94d25..16d6fb7ae 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/LookupOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/LookupOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/MatchOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/MatchOperation.java
index 604ffab2c..a74062b34 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/MatchOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/MatchOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ObjectOperators.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ObjectOperators.java
index 0aef6af3c..f8fa48f69 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ObjectOperators.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ObjectOperators.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/OutOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/OutOperation.java
index 11d6407b6..0891a402a 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/OutOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/OutOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/PrefixingDelegatingAggregationOperationContext.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/PrefixingDelegatingAggregationOperationContext.java
index a9d384e10..5ae8c4caa 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/PrefixingDelegatingAggregationOperationContext.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/PrefixingDelegatingAggregationOperationContext.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ProjectionOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ProjectionOperation.java
index a0ad3b46f..229f41643 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ProjectionOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ProjectionOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -1548,7 +1548,7 @@ public class ProjectionOperation implements FieldsExposingAggregationOperation {
 				final Field aliasedField = Fields.field(alias, this.field.getName());
 				return new OperationProjection(aliasedField, operation, values.toArray()) {
 
-					/* 
+					/*
 					 * (non-Javadoc)
 					 * @see org.springframework.data.mongodb.core.aggregation.ProjectionOperation.ProjectionOperationBuilder.OperationProjection#getField()
 					 */
@@ -1749,7 +1749,7 @@ public class ProjectionOperation implements FieldsExposingAggregationOperation {
 			this.expression = expression;
 		}
 
-		/* 
+		/*
 		 * (non-Javadoc)
 		 * @see org.springframework.data.mongodb.core.aggregation.ProjectionOperation.Projection#toDocument(org.springframework.data.mongodb.core.aggregation.AggregationOperationContext)
 		 */
@@ -1877,7 +1877,7 @@ public class ProjectionOperation implements FieldsExposingAggregationOperation {
 			this.projections = projections;
 		}
 
-		/* 
+		/*
 		 * (non-Javadoc)
 		 * @see org.springframework.data.mongodb.core.aggregation.ProjectionOperation.Projection#toDocument(org.springframework.data.mongodb.core.aggregation.AggregationOperationContext)
 		 */
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ReplaceRootOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ReplaceRootOperation.java
index 2e6d6ab9a..e5d7e8db9 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ReplaceRootOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/ReplaceRootOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/SampleOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/SampleOperation.java
index a3de07be1..01b21b99c 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/SampleOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/SampleOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/SkipOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/SkipOperation.java
index a6c20e61c..33cf6af3b 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/SkipOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/SkipOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/SortByCountOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/SortByCountOperation.java
index 436bb3ab9..502c1158e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/SortByCountOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/SortByCountOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -67,7 +67,7 @@ public class SortByCountOperation implements AggregationOperation {
 		this.groupByField = null;
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.data.mongodb.core.aggregation.AggregationOperation#toDocument(org.springframework.data.mongodb.core.aggregation.AggregationOperationContext)
 	 */
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/SortOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/SortOperation.java
index cd3169e4f..418ecbbf9 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/SortOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/SortOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/SpelExpressionTransformer.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/SpelExpressionTransformer.java
index a21223ee3..33b5c72c7 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/SpelExpressionTransformer.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/SpelExpressionTransformer.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/StringOperators.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/StringOperators.java
index d97ed924b..5a31f6b3f 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/StringOperators.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/StringOperators.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -1387,7 +1387,7 @@ public class StringOperators {
 		/**
 		 * Optional specify the {@link AggregationExpression} evaluating to the character sequence to trim from the
 		 * beginning.
-		 * 
+		 *
 		 * @param expression must not be {@literal null}.
 		 * @return new instance of {@link LTrim}.
 		 */
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/TypeBasedAggregationOperationContext.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/TypeBasedAggregationOperationContext.java
index 5bdd6c627..a78a6435d 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/TypeBasedAggregationOperationContext.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/TypeBasedAggregationOperationContext.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/TypedAggregation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/TypedAggregation.java
index 19427df08..68b654adb 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/TypedAggregation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/TypedAggregation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/UnwindOperation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/UnwindOperation.java
index 7bb36f999..7fac82fbf 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/UnwindOperation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/aggregation/UnwindOperation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/AbstractMongoConverter.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/AbstractMongoConverter.java
index d31982127..2fba6d4c1 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/AbstractMongoConverter.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/AbstractMongoConverter.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/CustomConversions.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/CustomConversions.java
index 41066052d..91380271b 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/CustomConversions.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/CustomConversions.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DbRefProxyHandler.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DbRefProxyHandler.java
index e4f14fe93..78f59e7a8 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DbRefProxyHandler.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DbRefProxyHandler.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DbRefResolver.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DbRefResolver.java
index 18b2695e9..da26f4cce 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DbRefResolver.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DbRefResolver.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DbRefResolverCallback.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DbRefResolverCallback.java
index 437426db4..2ac0fd28e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DbRefResolverCallback.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DbRefResolverCallback.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DefaultDbRefProxyHandler.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DefaultDbRefProxyHandler.java
index e3a66c020..3540c9743 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DefaultDbRefProxyHandler.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DefaultDbRefProxyHandler.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DefaultDbRefResolver.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DefaultDbRefResolver.java
index 555d5a62f..28b69ce34 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DefaultDbRefResolver.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DefaultDbRefResolver.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DefaultDbRefResolverCallback.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DefaultDbRefResolverCallback.java
index 5bd182ca9..ad4eb85df 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DefaultDbRefResolverCallback.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DefaultDbRefResolverCallback.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DefaultMongoTypeMapper.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DefaultMongoTypeMapper.java
index 606221deb..ae090a0ed 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DefaultMongoTypeMapper.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DefaultMongoTypeMapper.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DocumentAccessor.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DocumentAccessor.java
index 9522a60ce..13234cc3a 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DocumentAccessor.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DocumentAccessor.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DocumentPropertyAccessor.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DocumentPropertyAccessor.java
index e3b1d9892..8ed11e285 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DocumentPropertyAccessor.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/DocumentPropertyAccessor.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/GeoConverters.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/GeoConverters.java
index 4437a95d3..5425051fc 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/GeoConverters.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/GeoConverters.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/JsonSchemaMapper.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/JsonSchemaMapper.java
index 8b1800bb3..b60dc0017 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/JsonSchemaMapper.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/JsonSchemaMapper.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/LazyLoadingProxy.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/LazyLoadingProxy.java
index 1448544f2..a04a100cc 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/LazyLoadingProxy.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/LazyLoadingProxy.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MappingMongoConverter.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MappingMongoConverter.java
index 8c89c3185..d567f4750 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MappingMongoConverter.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MappingMongoConverter.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoConverter.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoConverter.java
index 5086f3040..5bf48cd3f 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoConverter.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoConverter.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoConverters.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoConverters.java
index a73916efb..8bae8311b 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoConverters.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoConverters.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoCustomConversions.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoCustomConversions.java
index 7e5659045..e8b35a153 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoCustomConversions.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoCustomConversions.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoExampleMapper.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoExampleMapper.java
index 884a1a96a..606cb03e8 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoExampleMapper.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoExampleMapper.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoJsonSchemaMapper.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoJsonSchemaMapper.java
index d2896280e..34b947919 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoJsonSchemaMapper.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoJsonSchemaMapper.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoTypeMapper.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoTypeMapper.java
index 83069f38d..a65aee384 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoTypeMapper.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoTypeMapper.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoWriter.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoWriter.java
index c11ebd80f..d3115a440 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoWriter.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/MongoWriter.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/NoOpDbRefResolver.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/NoOpDbRefResolver.java
index f9262f8b3..8cb28bfe1 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/NoOpDbRefResolver.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/NoOpDbRefResolver.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/ObjectPath.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/ObjectPath.java
index 6af70e6c2..3b5bf73ef 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/ObjectPath.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/ObjectPath.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/QueryMapper.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/QueryMapper.java
index 14f25c884..0fb8723d1 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/QueryMapper.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/QueryMapper.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/UpdateMapper.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/UpdateMapper.java
index afe13f472..c824148dd 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/UpdateMapper.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/UpdateMapper.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/ValueResolver.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/ValueResolver.java
index 0fa9429e4..43d8cdc09 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/ValueResolver.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/convert/ValueResolver.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJson.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJson.java
index 5c07fb8d1..3c659f7cc 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJson.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJson.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonGeometryCollection.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonGeometryCollection.java
index 7cbcc8ccc..206198073 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonGeometryCollection.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonGeometryCollection.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonLineString.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonLineString.java
index afb2370f3..ed88220ff 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonLineString.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonLineString.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonModule.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonModule.java
index 4acb111c3..498317a80 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonModule.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonModule.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonMultiLineString.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonMultiLineString.java
index 49d886ddc..ba8cabc8e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonMultiLineString.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonMultiLineString.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonMultiPoint.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonMultiPoint.java
index 3bd81c207..f42d38e0d 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonMultiPoint.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonMultiPoint.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonMultiPolygon.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonMultiPolygon.java
index 32f4e26ec..881025497 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonMultiPolygon.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonMultiPolygon.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonPoint.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonPoint.java
index 3086df003..efcb393d9 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonPoint.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonPoint.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonPolygon.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonPolygon.java
index 0f68ac4f4..685284e91 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonPolygon.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/GeoJsonPolygon.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/Sphere.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/Sphere.java
index 612be9a81..309f493f0 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/Sphere.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/geo/Sphere.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/CompoundIndex.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/CompoundIndex.java
index 3141ba349..634bd0bd8 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/CompoundIndex.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/CompoundIndex.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/CompoundIndexDefinition.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/CompoundIndexDefinition.java
index de137b21b..50c5b37ed 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/CompoundIndexDefinition.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/CompoundIndexDefinition.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/CompoundIndexes.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/CompoundIndexes.java
index 4dae271d3..de1e9cf43 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/CompoundIndexes.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/CompoundIndexes.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/DurationStyle.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/DurationStyle.java
index 9f76746b6..b692aca2f 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/DurationStyle.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/DurationStyle.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/GeoSpatialIndexType.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/GeoSpatialIndexType.java
index be56df5e9..f293dff84 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/GeoSpatialIndexType.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/GeoSpatialIndexType.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/GeoSpatialIndexed.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/GeoSpatialIndexed.java
index 9da756240..6ece16125 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/GeoSpatialIndexed.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/GeoSpatialIndexed.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/GeospatialIndex.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/GeospatialIndex.java
index 997d962ac..3ca3d2d8e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/GeospatialIndex.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/GeospatialIndex.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/HashIndexed.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/HashIndexed.java
index 071b8f48c..95652b0db 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/HashIndexed.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/HashIndexed.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/HashedIndex.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/HashedIndex.java
index 4fe5093d6..4d93100fe 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/HashedIndex.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/HashedIndex.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/Index.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/Index.java
index 6a7807ef3..1ca271166 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/Index.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/Index.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexDefinition.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexDefinition.java
index 0051954a8..20456cd72 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexDefinition.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexDefinition.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexDirection.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexDirection.java
index 28d15553c..06529c508 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexDirection.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexDirection.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexField.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexField.java
index 57a7912f1..d0a1da68e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexField.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexField.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexFilter.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexFilter.java
index 77689cfcc..5edf898c5 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexFilter.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexFilter.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexInfo.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexInfo.java
index 99bbb2089..7b507a872 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexInfo.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexInfo.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexOperations.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexOperations.java
index 7ea6fbbd2..385609ece 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexOperations.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexOperations.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexOperationsAdapter.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexOperationsAdapter.java
index a64257af2..54ef23af5 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexOperationsAdapter.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexOperationsAdapter.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexOperationsProvider.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexOperationsProvider.java
index ec686a618..4f003e207 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexOperationsProvider.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexOperationsProvider.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexPredicate.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexPredicate.java
index cb84c72dd..5a8c354c3 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexPredicate.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexPredicate.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexResolver.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexResolver.java
index 4200535cd..e2137ac04 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexResolver.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/IndexResolver.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/Indexed.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/Indexed.java
index ebaa3a96e..94eece355 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/Indexed.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/Indexed.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -47,7 +47,7 @@ public @interface Indexed {
 
 	/**
 	 * The index sort direction.
-	 * 
+	 *
 	 * @return {@link IndexDirection#ASCENDING} by default.
 	 */
 	IndexDirection direction() default IndexDirection.ASCENDING;
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/JustOnceLogger.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/JustOnceLogger.java
index 109270ec0..3845cf55d 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/JustOnceLogger.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/JustOnceLogger.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/MongoMappingEventPublisher.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/MongoMappingEventPublisher.java
index 00a131576..80fabb676 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/MongoMappingEventPublisher.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/MongoMappingEventPublisher.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/MongoPersistentEntityIndexCreator.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/MongoPersistentEntityIndexCreator.java
index 0d34b6880..cbb151df4 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/MongoPersistentEntityIndexCreator.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/MongoPersistentEntityIndexCreator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/MongoPersistentEntityIndexResolver.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/MongoPersistentEntityIndexResolver.java
index fcaf10567..9932528f4 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/MongoPersistentEntityIndexResolver.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/MongoPersistentEntityIndexResolver.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/ReactiveIndexOperations.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/ReactiveIndexOperations.java
index 028609590..a90514daf 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/ReactiveIndexOperations.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/ReactiveIndexOperations.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/ReactiveIndexOperationsProvider.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/ReactiveIndexOperationsProvider.java
index 68977a99e..596aa1f0c 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/ReactiveIndexOperationsProvider.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/ReactiveIndexOperationsProvider.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/ReactiveMongoPersistentEntityIndexCreator.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/ReactiveMongoPersistentEntityIndexCreator.java
index 1bed0a797..a3c639a56 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/ReactiveMongoPersistentEntityIndexCreator.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/ReactiveMongoPersistentEntityIndexCreator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/TextIndexDefinition.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/TextIndexDefinition.java
index 101694f4d..9386382be 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/TextIndexDefinition.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/TextIndexDefinition.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/TextIndexed.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/TextIndexed.java
index 58d510be8..9b37d4f9d 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/TextIndexed.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/index/TextIndexed.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/BasicMongoPersistentEntity.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/BasicMongoPersistentEntity.java
index c415e896c..ae9a85f3c 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/BasicMongoPersistentEntity.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/BasicMongoPersistentEntity.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/BasicMongoPersistentProperty.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/BasicMongoPersistentProperty.java
index e4de736c5..0b47c79d0 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/BasicMongoPersistentProperty.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/BasicMongoPersistentProperty.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/CachingMongoPersistentProperty.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/CachingMongoPersistentProperty.java
index d0c1aad81..7af678541 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/CachingMongoPersistentProperty.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/CachingMongoPersistentProperty.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -90,7 +90,7 @@ public class CachingMongoPersistentProperty extends BasicMongoPersistentProperty
 		return this.fieldName;
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.data.mongodb.core.mapping.BasicMongoPersistentProperty#getFieldType()
 	 */
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/DBRef.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/DBRef.java
index b7d524be8..9e591590e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/DBRef.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/DBRef.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/Document.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/Document.java
index c1ffd8c6c..378e6fd98 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/Document.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/Document.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -41,7 +41,7 @@ public @interface Document {
 	 * The collection the document representing the entity is supposed to be stored in. If not configured, a default
 	 * collection name will be derived from the type's name. The attribute supports SpEL expressions to dynamically
 	 * calculate the collection to based on a per operation basis.
-	 * 
+	 *
 	 * @return the name of the collection to be used.
 	 */
 	@AliasFor("collection")
@@ -51,7 +51,7 @@ public @interface Document {
 	 * The collection the document representing the entity is supposed to be stored in. If not configured, a default
 	 * collection name will be derived from the type's name. The attribute supports SpEL expressions to dynamically
 	 * calculate the collection to based on a per operation basis.
-	 * 
+	 *
 	 * @return the name of the collection to be used.
 	 */
 	@AliasFor("value")
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/Field.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/Field.java
index 2fd2218fc..45e8b815f 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/Field.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/Field.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/FieldType.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/FieldType.java
index 3fd884e0f..5a03040e7 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/FieldType.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/FieldType.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/Language.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/Language.java
index 0b50ee7b7..22eb3244f 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/Language.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/Language.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/MongoId.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/MongoId.java
index 15241cacc..12a4ad850 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/MongoId.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/MongoId.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/MongoMappingContext.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/MongoMappingContext.java
index b55fb3cfa..e0380a40e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/MongoMappingContext.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/MongoMappingContext.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/MongoPersistentEntity.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/MongoPersistentEntity.java
index 23c570418..90196a293 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/MongoPersistentEntity.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/MongoPersistentEntity.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/MongoPersistentProperty.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/MongoPersistentProperty.java
index 7d6db37c0..53a5eb7f9 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/MongoPersistentProperty.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/MongoPersistentProperty.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/MongoSimpleTypes.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/MongoSimpleTypes.java
index d66c206c0..e5e59afa8 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/MongoSimpleTypes.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/MongoSimpleTypes.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/TextScore.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/TextScore.java
index a21a976eb..af09f7c36 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/TextScore.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/TextScore.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AbstractDeleteEvent.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AbstractDeleteEvent.java
index 6cb5af5e3..5b43b5e57 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AbstractDeleteEvent.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AbstractDeleteEvent.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AbstractMongoEventListener.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AbstractMongoEventListener.java
index 2fbfbf517..e580f1c07 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AbstractMongoEventListener.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AbstractMongoEventListener.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AfterConvertEvent.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AfterConvertEvent.java
index 4eb6a2211..34032a969 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AfterConvertEvent.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AfterConvertEvent.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AfterDeleteEvent.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AfterDeleteEvent.java
index 27192183a..c4fc869e6 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AfterDeleteEvent.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AfterDeleteEvent.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AfterLoadEvent.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AfterLoadEvent.java
index 42c6da2d4..15577955e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AfterLoadEvent.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AfterLoadEvent.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AfterSaveEvent.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AfterSaveEvent.java
index a82041802..1b4fea332 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AfterSaveEvent.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AfterSaveEvent.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AuditingEntityCallback.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AuditingEntityCallback.java
index 0d25bb2a4..9e4e47312 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AuditingEntityCallback.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AuditingEntityCallback.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -45,7 +45,7 @@ public class AuditingEntityCallback implements BeforeConvertCallback<Object>, Or
 		this.auditingHandlerFactory = auditingHandlerFactory;
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.data.mongodb.core.mapping.event.BeforeConvertCallback#onBeforeConvert(java.lang.Object, java.lang.String)
 	 */
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AuditingEventListener.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AuditingEventListener.java
index 2b1b0d3f7..48f663a74 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AuditingEventListener.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/AuditingEventListener.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/BeforeConvertCallback.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/BeforeConvertCallback.java
index c8a43c193..117a58f21 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/BeforeConvertCallback.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/BeforeConvertCallback.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/BeforeConvertEvent.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/BeforeConvertEvent.java
index c5e2366f2..167bebac2 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/BeforeConvertEvent.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/BeforeConvertEvent.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/BeforeDeleteEvent.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/BeforeDeleteEvent.java
index f1ed6db97..37f08e6e2 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/BeforeDeleteEvent.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/BeforeDeleteEvent.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/BeforeSaveCallback.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/BeforeSaveCallback.java
index cdb0e2424..e741332f9 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/BeforeSaveCallback.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/BeforeSaveCallback.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/BeforeSaveEvent.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/BeforeSaveEvent.java
index 601676043..f38bf68a1 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/BeforeSaveEvent.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/BeforeSaveEvent.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/LoggingEventListener.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/LoggingEventListener.java
index b7c8a694e..2f0d4f524 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/LoggingEventListener.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/LoggingEventListener.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/MongoMappingEvent.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/MongoMappingEvent.java
index 58150baf9..32c4ede39 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/MongoMappingEvent.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/MongoMappingEvent.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -77,7 +77,7 @@ public class MongoMappingEvent<T> extends ApplicationEvent {
 
 	/**
 	 * Allows client code to change the underlying source instance by applying the given {@link Function}.
-	 * 
+	 *
 	 * @param mapper the {@link Function} to apply, will only be applied if the source is not {@literal null}.
 	 * @since 2.1
 	 */
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/ReactiveAuditingEntityCallback.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/ReactiveAuditingEntityCallback.java
index 368257067..abfde28c3 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/ReactiveAuditingEntityCallback.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/ReactiveAuditingEntityCallback.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -48,7 +48,7 @@ public class ReactiveAuditingEntityCallback implements ReactiveBeforeConvertCall
 		this.auditingHandlerFactory = auditingHandlerFactory;
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.data.mongodb.core.mapping.event.ReactiveBeforeConvertCallback#onBeforeConvert(java.lang.Object, java.lang.String)
 	 */
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/ReactiveBeforeConvertCallback.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/ReactiveBeforeConvertCallback.java
index a82ca01b9..22448bd1f 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/ReactiveBeforeConvertCallback.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/ReactiveBeforeConvertCallback.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/ReactiveBeforeSaveCallback.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/ReactiveBeforeSaveCallback.java
index 3f50ac291..17216a84e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/ReactiveBeforeSaveCallback.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/ReactiveBeforeSaveCallback.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/ValidatingMongoEventListener.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/ValidatingMongoEventListener.java
index d53ae30e1..d62831d6a 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/ValidatingMongoEventListener.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapping/event/ValidatingMongoEventListener.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapreduce/GroupBy.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapreduce/GroupBy.java
index 8fc42d2bc..b028ab42e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapreduce/GroupBy.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapreduce/GroupBy.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapreduce/GroupByResults.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapreduce/GroupByResults.java
index 0c5455a9d..a93e67ee1 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapreduce/GroupByResults.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapreduce/GroupByResults.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapreduce/MapReduceCounts.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapreduce/MapReduceCounts.java
index 546814efd..92ec228c7 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapreduce/MapReduceCounts.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapreduce/MapReduceCounts.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapreduce/MapReduceOptions.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapreduce/MapReduceOptions.java
index f80f2b858..97048d988 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapreduce/MapReduceOptions.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapreduce/MapReduceOptions.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapreduce/MapReduceResults.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapreduce/MapReduceResults.java
index 918691b3c..8490fad2b 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapreduce/MapReduceResults.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapreduce/MapReduceResults.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapreduce/MapReduceTiming.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapreduce/MapReduceTiming.java
index 979f6326d..bb9907603 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapreduce/MapReduceTiming.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/mapreduce/MapReduceTiming.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/Cancelable.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/Cancelable.java
index ed8038329..db3e767cf 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/Cancelable.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/Cancelable.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/ChangeStreamRequest.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/ChangeStreamRequest.java
index 71053ff0a..81ba165ae 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/ChangeStreamRequest.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/ChangeStreamRequest.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/ChangeStreamTask.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/ChangeStreamTask.java
index d65ff6da2..de10ae0c9 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/ChangeStreamTask.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/ChangeStreamTask.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/CursorReadingTask.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/CursorReadingTask.java
index 405636752..22b924ff2 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/CursorReadingTask.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/CursorReadingTask.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/DefaultMessageListenerContainer.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/DefaultMessageListenerContainer.java
index c9f367614..f804b9f46 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/DefaultMessageListenerContainer.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/DefaultMessageListenerContainer.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/LazyMappingDelegatingMessage.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/LazyMappingDelegatingMessage.java
index bdcddad85..7a36e2cc4 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/LazyMappingDelegatingMessage.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/LazyMappingDelegatingMessage.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -40,7 +40,7 @@ class LazyMappingDelegatingMessage<S, T> implements Message<S, T> {
 		this.converter = converter;
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.data.mongodb.core.messaging.Message#getRaw()
 	 */
@@ -49,7 +49,7 @@ class LazyMappingDelegatingMessage<S, T> implements Message<S, T> {
 		return delegate.getRaw();
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.data.mongodb.core.messaging.Message#getBody()
 	 */
@@ -74,7 +74,7 @@ class LazyMappingDelegatingMessage<S, T> implements Message<S, T> {
 				String.format("No converter found capable of converting %s to %s", messageBody.getClass(), targetType));
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.data.mongodb.core.messaging.Message#getProperties()
 	 */
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/Message.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/Message.java
index 13b27f900..64c48b41d 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/Message.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/Message.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/MessageListener.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/MessageListener.java
index 224e4a48a..08fc44f1f 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/MessageListener.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/MessageListener.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/MessageListenerContainer.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/MessageListenerContainer.java
index abc7dc329..8eb39e110 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/MessageListenerContainer.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/MessageListenerContainer.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/SimpleMessage.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/SimpleMessage.java
index 320ba5ec6..95cb5b3b4 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/SimpleMessage.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/SimpleMessage.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/Subscription.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/Subscription.java
index 1dd267db4..988545cd3 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/Subscription.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/Subscription.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/SubscriptionRequest.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/SubscriptionRequest.java
index a9d9bde16..8cbcb2153 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/SubscriptionRequest.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/SubscriptionRequest.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/TailableCursorRequest.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/TailableCursorRequest.java
index 0c1bb60ec..96d88456e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/TailableCursorRequest.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/TailableCursorRequest.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/TailableCursorTask.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/TailableCursorTask.java
index 9425a64a7..3435d9f21 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/TailableCursorTask.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/TailableCursorTask.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -43,7 +43,7 @@ class TailableCursorTask extends CursorReadingTask<Document, Object> {
 		queryMapper = new QueryMapper(template.getConverter());
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.data.mongodb.core.messaging.CursorReadingTask#initCursor(org.springframework.data.mongodb.core.MongoTemplate, org.springframework.data.mongodb.core.messaging.SubscriptionRequest.RequestOptions, java.lang.Class)
 	 */
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/Task.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/Task.java
index 28ddf348f..85c2ee0c0 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/Task.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/Task.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/TaskFactory.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/TaskFactory.java
index eb37ab93c..0b1e2fcb8 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/TaskFactory.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/messaging/TaskFactory.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/BasicQuery.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/BasicQuery.java
index 8a6b74045..4de789e12 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/BasicQuery.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/BasicQuery.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/BasicUpdate.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/BasicUpdate.java
index 00d148b89..4b4db28c7 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/BasicUpdate.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/BasicUpdate.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Collation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Collation.java
index 80428ddf6..d5a758460 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Collation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Collation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Criteria.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Criteria.java
index 364af0093..7f8ec91fe 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Criteria.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Criteria.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/CriteriaDefinition.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/CriteriaDefinition.java
index 2913fdbbf..0c589da10 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/CriteriaDefinition.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/CriteriaDefinition.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Field.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Field.java
index 35b771496..0ad143042 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Field.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Field.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/GeoCommand.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/GeoCommand.java
index 5217fb756..57a233eb4 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/GeoCommand.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/GeoCommand.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Meta.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Meta.java
index fa5d3c474..77f6bac6a 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Meta.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Meta.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/MetricConversion.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/MetricConversion.java
index 5958b3e3e..42870eadd 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/MetricConversion.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/MetricConversion.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/MongoRegexCreator.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/MongoRegexCreator.java
index f81b56172..5913bcb28 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/MongoRegexCreator.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/MongoRegexCreator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/NearQuery.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/NearQuery.java
index f37347efc..73ebe3684 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/NearQuery.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/NearQuery.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -43,7 +43,7 @@ import org.springframework.util.ObjectUtils;
  * <p />
  * In other words: <br />
  * Assume you've got 5 Documents like the ones below <br />
- * 
+ *
  * <pre>
  *     <code>
  * {
@@ -73,10 +73,10 @@ import org.springframework.util.ObjectUtils;
  * }
  *      </code>
  * </pre>
- * 
+ *
  * Fetching all Documents within a 400 Meter radius from {@code [-73.99171, 40.738868] } would look like this using
  * {@literal GeoJSON}:
- * 
+ *
  * <pre>
  *     <code>
  * {
@@ -92,9 +92,9 @@ import org.springframework.util.ObjectUtils;
  *
  *     </code>
  * </pre>
- * 
+ *
  * resulting in the following 3 Documents.
- * 
+ *
  * <pre>
  *     <code>
  * {
@@ -117,11 +117,11 @@ import org.springframework.util.ObjectUtils;
  * }
  *     </code>
  * </pre>
- * 
+ *
  * Using legacy coordinate pairs one operates upon radians as discussed before. Assume we use {@link Metrics#KILOMETERS}
  * when constructing the geoNear command. The {@link Metric} will make sure the distance multiplier is set correctly, so
  * the command is rendered like
- * 
+ *
  * <pre>
  *     <code>
  * {
@@ -137,12 +137,12 @@ import org.springframework.util.ObjectUtils;
  * }
  *     </code>
  * </pre>
- * 
+ *
  * Please note the calculated distance now uses {@literal Kilometers} instead of {@literal Meters} as unit of measure,
  * so we need to take it times 1000 to match up to {@literal Meters} as in the {@literal GeoJSON} variant. <br />
  * Still as we've been requesting the {@link Distance} in {@link Metrics#KILOMETERS} the {@link Distance#getValue()}
  * reflects exactly this.
- * 
+ *
  * <pre>
  *     <code>
  * {
@@ -558,7 +558,7 @@ public final class NearQuery {
 
 	/**
 	 * Get the {@link Collation} to use along with the {@link #query(Query)}.
-	 * 
+	 *
 	 * @return the {@link Collation} if set. {@literal null} otherwise.
 	 * @since 2.2
 	 */
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Query.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Query.java
index 62b5eff5b..70a111883 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Query.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Query.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/SerializationUtils.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/SerializationUtils.java
index 916858e7f..572083dcb 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/SerializationUtils.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/SerializationUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Term.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Term.java
index f7504a417..63e126fba 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Term.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Term.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/TextCriteria.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/TextCriteria.java
index 424a40813..ad66db43b 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/TextCriteria.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/TextCriteria.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -232,7 +232,7 @@ public class TextCriteria implements CriteriaDefinition {
 		return new Document("$text", document);
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see java.lang.Object#equals(java.lang.Object)
 	 */
@@ -253,7 +253,7 @@ public class TextCriteria implements CriteriaDefinition {
 				&& ObjectUtils.nullSafeEquals(diacriticSensitive, that.diacriticSensitive);
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see java.lang.Object#hashCode()
 	 */
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/TextQuery.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/TextQuery.java
index 0560b5d38..9a72b3ffc 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/TextQuery.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/TextQuery.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/UntypedExampleMatcher.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/UntypedExampleMatcher.java
index 5701b276d..adaf9babc 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/UntypedExampleMatcher.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/UntypedExampleMatcher.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Update.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Update.java
index cf2d14efd..34cab18c3 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Update.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/Update.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/UpdateDefinition.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/UpdateDefinition.java
index 05660e7d0..16ffa8be5 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/UpdateDefinition.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/query/UpdateDefinition.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/DefaultMongoJsonSchema.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/DefaultMongoJsonSchema.java
index cff333b76..c938a6217 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/DefaultMongoJsonSchema.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/DefaultMongoJsonSchema.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/DocumentJsonSchema.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/DocumentJsonSchema.java
index 18aa0b355..a3935a08f 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/DocumentJsonSchema.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/DocumentJsonSchema.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/IdentifiableJsonSchemaProperty.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/IdentifiableJsonSchemaProperty.java
index d87247f61..28116e1ba 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/IdentifiableJsonSchemaProperty.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/IdentifiableJsonSchemaProperty.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/JsonSchemaObject.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/JsonSchemaObject.java
index 6ea9c0649..c6e67cf76 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/JsonSchemaObject.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/JsonSchemaObject.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -431,7 +431,7 @@ public interface JsonSchemaObject {
 
 		/**
 		 * Create a {@link Type} with its default {@link Type#representation() representation} via the name.
-		 * 
+		 *
 		 * @param name must not be {@literal null}.
 		 * @return the matching type instance.
 		 * @since 2.2
@@ -476,7 +476,7 @@ public interface JsonSchemaObject {
 
 		/**
 		 * Get the {@literal bsonType} representation of the given type.
-		 * 
+		 *
 		 * @return never {@literal null}.
 		 * @since 2.2
 		 */
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/JsonSchemaProperty.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/JsonSchemaProperty.java
index 3d3c2f459..dc5040f4e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/JsonSchemaProperty.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/JsonSchemaProperty.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/MongoJsonSchema.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/MongoJsonSchema.java
index ea7bf542e..d45dcd09e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/MongoJsonSchema.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/MongoJsonSchema.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/TypedJsonSchemaObject.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/TypedJsonSchemaObject.java
index 48e9540ec..2486e98e0 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/TypedJsonSchemaObject.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/TypedJsonSchemaObject.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/UntypedJsonSchemaObject.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/UntypedJsonSchemaObject.java
index d1f695428..62a9b3c32 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/UntypedJsonSchemaObject.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/schema/UntypedJsonSchemaObject.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/script/ExecutableMongoScript.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/script/ExecutableMongoScript.java
index cb076c42f..9570b5380 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/script/ExecutableMongoScript.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/script/ExecutableMongoScript.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/script/NamedMongoScript.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/script/NamedMongoScript.java
index 029d718c9..98337dcac 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/script/NamedMongoScript.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/script/NamedMongoScript.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/spel/ExpressionNode.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/spel/ExpressionNode.java
index 560691a3d..147281f7f 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/spel/ExpressionNode.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/spel/ExpressionNode.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/spel/ExpressionTransformationContextSupport.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/spel/ExpressionTransformationContextSupport.java
index 93270f2b5..9ee06223e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/spel/ExpressionTransformationContextSupport.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/spel/ExpressionTransformationContextSupport.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/spel/ExpressionTransformer.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/spel/ExpressionTransformer.java
index 978b6e9c9..d35ed2800 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/spel/ExpressionTransformer.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/spel/ExpressionTransformer.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/spel/LiteralNode.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/spel/LiteralNode.java
index 68c0bb10f..79b4a31d8 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/spel/LiteralNode.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/spel/LiteralNode.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/spel/MethodReferenceNode.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/spel/MethodReferenceNode.java
index 5abf041e5..46f3637df 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/spel/MethodReferenceNode.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/spel/MethodReferenceNode.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/spel/OperatorNode.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/spel/OperatorNode.java
index 3bee4d790..d918aff34 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/spel/OperatorNode.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/spel/OperatorNode.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/validation/CriteriaValidator.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/validation/CriteriaValidator.java
index fa76e1d47..58144a82a 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/validation/CriteriaValidator.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/validation/CriteriaValidator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/validation/DocumentValidator.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/validation/DocumentValidator.java
index aff192029..ded20f21a 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/validation/DocumentValidator.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/validation/DocumentValidator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/validation/JsonSchemaValidator.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/validation/JsonSchemaValidator.java
index 80bb6de70..4a516dc42 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/validation/JsonSchemaValidator.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/validation/JsonSchemaValidator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/validation/Validator.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/validation/Validator.java
index 0b9d131b0..8b55f431e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/validation/Validator.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/core/validation/Validator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/AntPath.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/AntPath.java
index df2ef261b..6d016fab3 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/AntPath.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/AntPath.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/AsyncInputStreamAdapter.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/AsyncInputStreamAdapter.java
index 19cd8ea18..0b445526a 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/AsyncInputStreamAdapter.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/AsyncInputStreamAdapter.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/BinaryStreamAdapters.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/BinaryStreamAdapters.java
index e793f84c1..590932b3c 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/BinaryStreamAdapters.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/BinaryStreamAdapters.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/DataBufferPublisherAdapter.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/DataBufferPublisherAdapter.java
index 3e303b68c..92d373c86 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/DataBufferPublisherAdapter.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/DataBufferPublisherAdapter.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/GridFsCriteria.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/GridFsCriteria.java
index 712c816ef..074698f6e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/GridFsCriteria.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/GridFsCriteria.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/GridFsOperations.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/GridFsOperations.java
index 272f4f1eb..f27e9a507 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/GridFsOperations.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/GridFsOperations.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/GridFsOperationsSupport.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/GridFsOperationsSupport.java
index 2fa73a303..cd7c95864 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/GridFsOperationsSupport.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/GridFsOperationsSupport.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/GridFsResource.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/GridFsResource.java
index d5db0c130..3a5e577aa 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/GridFsResource.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/GridFsResource.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/GridFsTemplate.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/GridFsTemplate.java
index f180de53f..9d8279949 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/GridFsTemplate.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/GridFsTemplate.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/ReactiveGridFsOperations.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/ReactiveGridFsOperations.java
index 75702d2e2..9632c0bff 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/ReactiveGridFsOperations.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/ReactiveGridFsOperations.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/ReactiveGridFsResource.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/ReactiveGridFsResource.java
index 173ab2400..8fe9d7e1e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/ReactiveGridFsResource.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/ReactiveGridFsResource.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/ReactiveGridFsTemplate.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/ReactiveGridFsTemplate.java
index 0402fe110..9f01a3525 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/ReactiveGridFsTemplate.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/gridfs/ReactiveGridFsTemplate.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/AbstractMonitor.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/AbstractMonitor.java
index 0a1cc41aa..05a8ee269 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/AbstractMonitor.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/AbstractMonitor.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/AssertMetrics.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/AssertMetrics.java
index c9e3c2d17..4721924c8 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/AssertMetrics.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/AssertMetrics.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/BackgroundFlushingMetrics.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/BackgroundFlushingMetrics.java
index 9017a9c58..a9bccff24 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/BackgroundFlushingMetrics.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/BackgroundFlushingMetrics.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/BtreeIndexCounters.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/BtreeIndexCounters.java
index 57ccb8ad7..9cb888c7c 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/BtreeIndexCounters.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/BtreeIndexCounters.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/ConnectionMetrics.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/ConnectionMetrics.java
index cd3f04af8..4b05fe7d9 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/ConnectionMetrics.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/ConnectionMetrics.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/GlobalLockMetrics.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/GlobalLockMetrics.java
index 8c9eaad33..05bef43ed 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/GlobalLockMetrics.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/GlobalLockMetrics.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/MemoryMetrics.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/MemoryMetrics.java
index 6ec809f92..9dd9e0682 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/MemoryMetrics.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/MemoryMetrics.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/OperationCounters.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/OperationCounters.java
index b959004af..f697f9199 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/OperationCounters.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/OperationCounters.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/ServerInfo.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/ServerInfo.java
index 0ec3e7ee6..8d116e65e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/ServerInfo.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/monitor/ServerInfo.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/Aggregation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/Aggregation.java
index 5b6c908b6..8f1e5afbe 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/Aggregation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/Aggregation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/CountQuery.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/CountQuery.java
index 36eb77397..c0b3de1e5 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/CountQuery.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/CountQuery.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/DeleteQuery.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/DeleteQuery.java
index 598941b99..6e347e3ef 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/DeleteQuery.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/DeleteQuery.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/ExistsQuery.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/ExistsQuery.java
index 04b3c0225..5ed9456d2 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/ExistsQuery.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/ExistsQuery.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/Meta.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/Meta.java
index 939549157..f23feaccf 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/Meta.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/Meta.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -55,7 +55,7 @@ public @interface Meta {
 	 * Sets the number of documents to return per batch. <br />
 	 * Use {@literal 0 (zero)} for no limit. A <strong>negative limit</strong> closes the cursor after returning a single
 	 * batch indicating to the server that the client will not ask for a subsequent one.
-	 * 
+	 *
 	 * @return {@literal 0 (zero)} by default.
 	 * @since 2.1
 	 */
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/MongoRepository.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/MongoRepository.java
index 89c16438d..4c82b32e8 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/MongoRepository.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/MongoRepository.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/Near.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/Near.java
index bf23f3380..37c17ecb5 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/Near.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/Near.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/Query.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/Query.java
index 423958a90..c2e2930b5 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/Query.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/Query.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/ReactiveMongoRepository.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/ReactiveMongoRepository.java
index ff78e7282..8ea253f60 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/ReactiveMongoRepository.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/ReactiveMongoRepository.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/Tailable.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/Tailable.java
index c018fa29b..bb5635c31 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/Tailable.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/Tailable.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/cdi/MongoRepositoryBean.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/cdi/MongoRepositoryBean.java
index 576013fdf..d4639d9c8 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/cdi/MongoRepositoryBean.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/cdi/MongoRepositoryBean.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/cdi/MongoRepositoryExtension.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/cdi/MongoRepositoryExtension.java
index 63d6fbaaa..7bb9dfa23 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/cdi/MongoRepositoryExtension.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/cdi/MongoRepositoryExtension.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/EnableMongoRepositories.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/EnableMongoRepositories.java
index 7b6ed5bdb..a4165d522 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/EnableMongoRepositories.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/EnableMongoRepositories.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -134,7 +134,7 @@ public @interface EnableMongoRepositories {
 	/**
 	 * Configures whether nested repository-interfaces (e.g. defined as inner classes) should be discovered by the
 	 * repositories infrastructure.
-	 * 
+	 *
 	 * @return {@literal false} by default.
 	 */
 	boolean considerNestedRepositories() default false;
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/EnableReactiveMongoRepositories.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/EnableReactiveMongoRepositories.java
index 7b0d54021..3e8873bb7 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/EnableReactiveMongoRepositories.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/EnableReactiveMongoRepositories.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -136,7 +136,7 @@ public @interface EnableReactiveMongoRepositories {
 	/**
 	 * Configures whether nested repository-interfaces (e.g. defined as inner classes) should be discovered by the
 	 * repositories infrastructure.
-	 * 
+	 *
 	 * @return {@literal false} by default.
 	 */
 	boolean considerNestedRepositories() default false;
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/MongoRepositoriesRegistrar.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/MongoRepositoriesRegistrar.java
index 8923d08f4..4b44e4230 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/MongoRepositoriesRegistrar.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/MongoRepositoriesRegistrar.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/MongoRepositoryConfigNamespaceHandler.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/MongoRepositoryConfigNamespaceHandler.java
index 60ec8f4c5..6996d49e6 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/MongoRepositoryConfigNamespaceHandler.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/MongoRepositoryConfigNamespaceHandler.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/MongoRepositoryConfigurationExtension.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/MongoRepositoryConfigurationExtension.java
index af01fb249..02a00a52c 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/MongoRepositoryConfigurationExtension.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/MongoRepositoryConfigurationExtension.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/ReactiveMongoRepositoriesRegistrar.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/ReactiveMongoRepositoriesRegistrar.java
index b4335bc3e..063e7c9e1 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/ReactiveMongoRepositoriesRegistrar.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/ReactiveMongoRepositoriesRegistrar.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/ReactiveMongoRepositoryConfigurationExtension.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/ReactiveMongoRepositoryConfigurationExtension.java
index 936ad3526..f6de4a02b 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/ReactiveMongoRepositoryConfigurationExtension.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/config/ReactiveMongoRepositoryConfigurationExtension.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/AbstractMongoQuery.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/AbstractMongoQuery.java
index f3c7167b7..2c4a99cd7 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/AbstractMongoQuery.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/AbstractMongoQuery.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/AbstractReactiveMongoQuery.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/AbstractReactiveMongoQuery.java
index 81b8305ee..c843d6e7d 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/AbstractReactiveMongoQuery.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/AbstractReactiveMongoQuery.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/AggregationUtils.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/AggregationUtils.java
index a514d3a2d..e41c28506 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/AggregationUtils.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/AggregationUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/BooleanUtil.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/BooleanUtil.java
index e07a85e1d..43a4fbbbb 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/BooleanUtil.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/BooleanUtil.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/CollationUtils.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/CollationUtils.java
index 411674e26..b16e3d7a7 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/CollationUtils.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/CollationUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ConvertingParameterAccessor.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ConvertingParameterAccessor.java
index 30ce2e81a..a880a1c05 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ConvertingParameterAccessor.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ConvertingParameterAccessor.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/DtoInstantiatingConverter.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/DtoInstantiatingConverter.java
index c9b627220..07f88316e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/DtoInstantiatingConverter.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/DtoInstantiatingConverter.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoEntityInformation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoEntityInformation.java
index 9dd2bdc12..a99b54252 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoEntityInformation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoEntityInformation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -75,7 +75,7 @@ public interface MongoEntityInformation<T, ID> extends EntityInformation<T, ID>
 
 	/**
 	 * Return the collation for the entity or {@literal null} if {@link #hasCollation() not defined}.
-	 * 
+	 *
 	 * @return can be {@literal null}.
 	 * @since 2.2
 	 */
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoEntityMetadata.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoEntityMetadata.java
index 44cf42f9d..488f1ca5d 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoEntityMetadata.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoEntityMetadata.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -34,7 +34,7 @@ public interface MongoEntityMetadata<T> extends EntityMetadata<T> {
 
 	/**
 	 * Returns the {@link MongoPersistentEntity} that supposed to determine the collection to be queried.
-	 * 
+	 *
 	 * @return
 	 * @since 2.0.4
 	 */
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoParameterAccessor.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoParameterAccessor.java
index 1dc153398..a934d6fcc 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoParameterAccessor.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoParameterAccessor.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoParameters.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoParameters.java
index a33b5df06..1e2ac33f1 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoParameters.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoParameters.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoParametersParameterAccessor.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoParametersParameterAccessor.java
index 483b80693..a1b6a8f2e 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoParametersParameterAccessor.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoParametersParameterAccessor.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoQueryCreator.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoQueryCreator.java
index 529d12307..24e5033a6 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoQueryCreator.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoQueryCreator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoQueryExecution.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoQueryExecution.java
index be422616e..841f74baf 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoQueryExecution.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoQueryExecution.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoQueryMethod.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoQueryMethod.java
index 466171c2f..9353f3b80 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoQueryMethod.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/MongoQueryMethod.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/PartTreeMongoQuery.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/PartTreeMongoQuery.java
index 8063c17b2..57fb67251 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/PartTreeMongoQuery.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/PartTreeMongoQuery.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/QueryUtils.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/QueryUtils.java
index b62891e3b..e89750b8b 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/QueryUtils.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/QueryUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactiveMongoParameterAccessor.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactiveMongoParameterAccessor.java
index f95d5cf5e..306ec6a3a 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactiveMongoParameterAccessor.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactiveMongoParameterAccessor.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactiveMongoQueryExecution.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactiveMongoQueryExecution.java
index 111005bee..d6a6bf0c5 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactiveMongoQueryExecution.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactiveMongoQueryExecution.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactiveMongoQueryMethod.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactiveMongoQueryMethod.java
index 391157e35..df3db81e0 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactiveMongoQueryMethod.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactiveMongoQueryMethod.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactivePartTreeMongoQuery.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactivePartTreeMongoQuery.java
index 0bce40c3c..2235fe4bf 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactivePartTreeMongoQuery.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactivePartTreeMongoQuery.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactiveStringBasedAggregation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactiveStringBasedAggregation.java
index 347df2fd2..1afa8802c 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactiveStringBasedAggregation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactiveStringBasedAggregation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactiveStringBasedMongoQuery.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactiveStringBasedMongoQuery.java
index b84fca368..9ce8affc1 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactiveStringBasedMongoQuery.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/ReactiveStringBasedMongoQuery.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/SimpleMongoEntityMetadata.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/SimpleMongoEntityMetadata.java
index 09a5892e5..3c3eccb79 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/SimpleMongoEntityMetadata.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/SimpleMongoEntityMetadata.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/StringBasedAggregation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/StringBasedAggregation.java
index 912f0e3c9..d893bdaa2 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/StringBasedAggregation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/StringBasedAggregation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/StringBasedMongoQuery.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/StringBasedMongoQuery.java
index ff84452d8..dbe1df31b 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/StringBasedMongoQuery.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/query/StringBasedMongoQuery.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/IndexEnsuringQueryCreationListener.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/IndexEnsuringQueryCreationListener.java
index 0703c33ec..7464ed41a 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/IndexEnsuringQueryCreationListener.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/IndexEnsuringQueryCreationListener.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/MappingMongoEntityInformation.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/MappingMongoEntityInformation.java
index 426ba97fa..04cb3d890 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/MappingMongoEntityInformation.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/MappingMongoEntityInformation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/MongoAnnotationProcessor.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/MongoAnnotationProcessor.java
index 9849dea3a..c8e1d49bd 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/MongoAnnotationProcessor.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/MongoAnnotationProcessor.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/MongoEntityInformationSupport.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/MongoEntityInformationSupport.java
index 10033c1ea..28d06fb1a 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/MongoEntityInformationSupport.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/MongoEntityInformationSupport.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/MongoRepositoryFactory.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/MongoRepositoryFactory.java
index 1cbccff76..6d82c7474 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/MongoRepositoryFactory.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/MongoRepositoryFactory.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/MongoRepositoryFactoryBean.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/MongoRepositoryFactoryBean.java
index 040f2dee7..840527e4a 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/MongoRepositoryFactoryBean.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/MongoRepositoryFactoryBean.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/MongodbDocumentSerializer.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/MongodbDocumentSerializer.java
index ffbc39d00..a9f769e51 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/MongodbDocumentSerializer.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/MongodbDocumentSerializer.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslAbstractMongodbQuery.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslAbstractMongodbQuery.java
index 95f8dc4fd..422eea577 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslAbstractMongodbQuery.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslAbstractMongodbQuery.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslAnyEmbeddedBuilder.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslAnyEmbeddedBuilder.java
index 10962ce27..3ba84a2dd 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslAnyEmbeddedBuilder.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslAnyEmbeddedBuilder.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -31,7 +31,7 @@ import com.querydsl.mongodb.MongodbOps;
  * 2.0.
  * </p>
  * Modified for usage with {@link QuerydslAbstractMongodbQuery}.
- * 
+ *
  * @param <Q> query type
  * @author tiwe
  * @author Mark Paluch
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslFetchableMongodbQuery.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslFetchableMongodbQuery.java
index 6bde6ca20..36057d58c 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslFetchableMongodbQuery.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslFetchableMongodbQuery.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslJoinBuilder.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslJoinBuilder.java
index dbaa44900..344ad0882 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslJoinBuilder.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslJoinBuilder.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslMongoOps.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslMongoOps.java
index e32981478..0c695afd0 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslMongoOps.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslMongoOps.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslMongoPredicateExecutor.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslMongoPredicateExecutor.java
index 7f5c87c58..95d229967 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslMongoPredicateExecutor.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslMongoPredicateExecutor.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslMongoRepository.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslMongoRepository.java
index 107e268ee..3cee8d5b8 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslMongoRepository.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslMongoRepository.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslPredicateExecutorSupport.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslPredicateExecutorSupport.java
index 091dbb79c..bec0c04b8 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslPredicateExecutorSupport.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslPredicateExecutorSupport.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslRepositorySupport.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslRepositorySupport.java
index 8d5cdcb46..23b0abdae 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslRepositorySupport.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/QuerydslRepositorySupport.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/ReactiveMongoRepositoryFactory.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/ReactiveMongoRepositoryFactory.java
index dfbf7acbb..156ffc7fb 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/ReactiveMongoRepositoryFactory.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/ReactiveMongoRepositoryFactory.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/ReactiveMongoRepositoryFactoryBean.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/ReactiveMongoRepositoryFactoryBean.java
index 85ffd3f8e..8f8ab3385 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/ReactiveMongoRepositoryFactoryBean.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/ReactiveMongoRepositoryFactoryBean.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/ReactiveQuerydslMongoPredicateExecutor.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/ReactiveQuerydslMongoPredicateExecutor.java
index d253c8642..1da48bfc8 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/ReactiveQuerydslMongoPredicateExecutor.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/ReactiveQuerydslMongoPredicateExecutor.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -73,7 +73,7 @@ public class ReactiveQuerydslMongoPredicateExecutor<T> extends QuerydslPredicate
 		this.mongoOperations = mongoOperations;
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.data.querydsl.ReactiveQuerydslPredicateExecutor#findOne(com.querydsl.core.types.Predicate)
 	 */
@@ -85,7 +85,7 @@ public class ReactiveQuerydslMongoPredicateExecutor<T> extends QuerydslPredicate
 		return createQueryFor(predicate).fetchOne();
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.data.querydsl.ReactiveQuerydslPredicateExecutor#findAll(com.querydsl.core.types.Predicate)
 	 */
@@ -97,7 +97,7 @@ public class ReactiveQuerydslMongoPredicateExecutor<T> extends QuerydslPredicate
 		return createQueryFor(predicate).fetch();
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.data.querydsl.ReactiveQuerydslPredicateExecutor#findAll(com.querydsl.core.types.Predicate, com.querydsl.core.types.OrderSpecifier[])
 	 */
@@ -110,7 +110,7 @@ public class ReactiveQuerydslMongoPredicateExecutor<T> extends QuerydslPredicate
 		return createQueryFor(predicate).orderBy(orders).fetch();
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.data.querydsl.ReactiveQuerydslPredicateExecutor#findAll(com.querydsl.core.types.Predicate, org.springframework.data.domain.Sort)
 	 */
@@ -123,7 +123,7 @@ public class ReactiveQuerydslMongoPredicateExecutor<T> extends QuerydslPredicate
 		return applySorting(createQueryFor(predicate), sort).fetch();
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.data.querydsl.ReactiveQuerydslPredicateExecutor#findAll(com.querydsl.core.types.OrderSpecifier[])
 	 */
@@ -135,7 +135,7 @@ public class ReactiveQuerydslMongoPredicateExecutor<T> extends QuerydslPredicate
 		return createQuery().orderBy(orders).fetch();
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.data.querydsl.ReactiveQuerydslPredicateExecutor#count(com.querydsl.core.types.Predicate)
 	 */
@@ -147,7 +147,7 @@ public class ReactiveQuerydslMongoPredicateExecutor<T> extends QuerydslPredicate
 		return createQueryFor(predicate).fetchCount();
 	}
 
-	/* 
+	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.data.querydsl.ReactiveQuerydslPredicateExecutor#exists(com.querydsl.core.types.Predicate)
 	 */
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/ReactiveSpringDataMongodbQuery.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/ReactiveSpringDataMongodbQuery.java
index 9d598be37..4162a7948 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/ReactiveSpringDataMongodbQuery.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/ReactiveSpringDataMongodbQuery.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/SimpleMongoRepository.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/SimpleMongoRepository.java
index b00ca61a3..967a632a6 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/SimpleMongoRepository.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/SimpleMongoRepository.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/SimpleReactiveMongoRepository.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/SimpleReactiveMongoRepository.java
index 23f9ba65e..db93926d6 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/SimpleReactiveMongoRepository.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/SimpleReactiveMongoRepository.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/SpringDataMongodbQuery.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/SpringDataMongodbQuery.java
index 43c9f2339..8a153d0c2 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/SpringDataMongodbQuery.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/SpringDataMongodbQuery.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/SpringDataMongodbSerializer.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/SpringDataMongodbSerializer.java
index e81b072b8..e18f30d96 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/SpringDataMongodbSerializer.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/repository/support/SpringDataMongodbSerializer.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/BsonUtils.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/BsonUtils.java
index 3e6f6887a..a584cee4b 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/BsonUtils.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/BsonUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/DBObjectUtils.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/DBObjectUtils.java
index 7edd8f212..13412ba3b 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/DBObjectUtils.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/DBObjectUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/MongoClientVersion.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/MongoClientVersion.java
index 0511673fd..a7077e9a3 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/MongoClientVersion.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/MongoClientVersion.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/MongoDbErrorCodes.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/MongoDbErrorCodes.java
index 042060c32..b2a299c4d 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/MongoDbErrorCodes.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/MongoDbErrorCodes.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/DateTimeFormatter.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/DateTimeFormatter.java
index e02c2d364..48e2d9fda 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/DateTimeFormatter.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/DateTimeFormatter.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2008-2020 the original author or authors.
+ * Copyright 2008-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/JsonBuffer.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/JsonBuffer.java
index e07441123..096c50cf4 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/JsonBuffer.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/JsonBuffer.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2008-2020 the original author or authors.
+ * Copyright 2008-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/JsonScanner.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/JsonScanner.java
index b49403ee6..42ac754cd 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/JsonScanner.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/JsonScanner.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2008-2020 the original author or authors.
+ * Copyright 2008-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/JsonToken.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/JsonToken.java
index 3e9fd396b..6af33955c 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/JsonToken.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/JsonToken.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2008-2020 the original author or authors.
+ * Copyright 2008-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/JsonTokenType.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/JsonTokenType.java
index 64c32360c..fe8d2c774 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/JsonTokenType.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/JsonTokenType.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2008-2020 the original author or authors.
+ * Copyright 2008-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/ParameterBindingContext.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/ParameterBindingContext.java
index d2ce70075..cac556788 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/ParameterBindingContext.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/ParameterBindingContext.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/ParameterBindingDocumentCodec.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/ParameterBindingDocumentCodec.java
index 18860a49d..7f8fee916 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/ParameterBindingDocumentCodec.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/ParameterBindingDocumentCodec.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2008-2020 the original author or authors.
+ * Copyright 2008-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/ParameterBindingJsonReader.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/ParameterBindingJsonReader.java
index 841f30591..0965e7528 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/ParameterBindingJsonReader.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/ParameterBindingJsonReader.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2008-2020 the original author or authors.
+ * Copyright 2008-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/ValueProvider.java b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/ValueProvider.java
index c99e0bc13..511000631 100644
--- a/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/ValueProvider.java
+++ b/spring-data-mongodb/src/main/java/org/springframework/data/mongodb/util/json/ValueProvider.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ExecutableAggregationOperationExtensions.kt b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ExecutableAggregationOperationExtensions.kt
index 13195bc03..fdccda315 100644
--- a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ExecutableAggregationOperationExtensions.kt
+++ b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ExecutableAggregationOperationExtensions.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2019 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ExecutableFindOperationExtensions.kt b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ExecutableFindOperationExtensions.kt
index e4a88c79c..8f128be6e 100644
--- a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ExecutableFindOperationExtensions.kt
+++ b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ExecutableFindOperationExtensions.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2019 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ExecutableInsertOperationExtensions.kt b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ExecutableInsertOperationExtensions.kt
index 53e019555..aff46c4e1 100644
--- a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ExecutableInsertOperationExtensions.kt
+++ b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ExecutableInsertOperationExtensions.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2019 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ExecutableMapReduceOperationExtensions.kt b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ExecutableMapReduceOperationExtensions.kt
index 6afff6612..6d4fbb80d 100644
--- a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ExecutableMapReduceOperationExtensions.kt
+++ b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ExecutableMapReduceOperationExtensions.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2019 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ExecutableRemoveOperationExtensions.kt b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ExecutableRemoveOperationExtensions.kt
index 83b9f73db..ebe0e4c79 100644
--- a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ExecutableRemoveOperationExtensions.kt
+++ b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ExecutableRemoveOperationExtensions.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2019 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ExecutableUpdateOperationExtensions.kt b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ExecutableUpdateOperationExtensions.kt
index 58d23e0b4..8e114f192 100644
--- a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ExecutableUpdateOperationExtensions.kt
+++ b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ExecutableUpdateOperationExtensions.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2019 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/MongoOperationsExtensions.kt b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/MongoOperationsExtensions.kt
index ae0982b82..6653cd67a 100644
--- a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/MongoOperationsExtensions.kt
+++ b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/MongoOperationsExtensions.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2019 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveAggregationOperationExtensions.kt b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveAggregationOperationExtensions.kt
index 8d585ab74..89982f9bd 100644
--- a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveAggregationOperationExtensions.kt
+++ b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveAggregationOperationExtensions.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2019 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveChangeStreamOperationExtensions.kt b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveChangeStreamOperationExtensions.kt
index 264184e38..20f7398a0 100644
--- a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveChangeStreamOperationExtensions.kt
+++ b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveChangeStreamOperationExtensions.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveFindOperationExtensions.kt b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveFindOperationExtensions.kt
index 1037c22c2..a712ec1b5 100644
--- a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveFindOperationExtensions.kt
+++ b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveFindOperationExtensions.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2019 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveInsertOperationExtensions.kt b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveInsertOperationExtensions.kt
index 04425dc09..ca9147e2b 100644
--- a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveInsertOperationExtensions.kt
+++ b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveInsertOperationExtensions.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2019 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveMapReduceOperationExtensions.kt b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveMapReduceOperationExtensions.kt
index 772c64390..e9b27cde1 100644
--- a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveMapReduceOperationExtensions.kt
+++ b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveMapReduceOperationExtensions.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2019 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveMongoOperationsExtensions.kt b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveMongoOperationsExtensions.kt
index 6ff2a95df..f865cd43c 100644
--- a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveMongoOperationsExtensions.kt
+++ b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveMongoOperationsExtensions.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2019 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveRemoveOperationExtensions.kt b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveRemoveOperationExtensions.kt
index d855f6d94..1b46f7274 100644
--- a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveRemoveOperationExtensions.kt
+++ b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveRemoveOperationExtensions.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2019 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveUpdateOperationExtensions.kt b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveUpdateOperationExtensions.kt
index 1bbba22e5..d15a3567f 100644
--- a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveUpdateOperationExtensions.kt
+++ b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/ReactiveUpdateOperationExtensions.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2019 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/query/CriteriaExtensions.kt b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/query/CriteriaExtensions.kt
index e4be2a00b..8d13ad7d3 100644
--- a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/query/CriteriaExtensions.kt
+++ b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/query/CriteriaExtensions.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2019 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/query/KPropertyPath.kt b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/query/KPropertyPath.kt
index ceeee6164..ec4f5c6ba 100644
--- a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/query/KPropertyPath.kt
+++ b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/query/KPropertyPath.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2019 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/query/TypedCriteriaExtensions.kt b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/query/TypedCriteriaExtensions.kt
index c23d751ed..b8762ffbe 100644
--- a/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/query/TypedCriteriaExtensions.kt
+++ b/spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/query/TypedCriteriaExtensions.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2019 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/main/resources/org/springframework/data/mongodb/config/spring-mongo-2.2.xsd b/spring-data-mongodb/src/main/resources/org/springframework/data/mongodb/config/spring-mongo-2.2.xsd
index bc1c52091..775c6064b 100644
--- a/spring-data-mongodb/src/main/resources/org/springframework/data/mongodb/config/spring-mongo-2.2.xsd
+++ b/spring-data-mongodb/src/main/resources/org/springframework/data/mongodb/config/spring-mongo-2.2.xsd
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8" ?>
 <!--
-  ~ Copyright 2019 the original author or authors.
+  ~ Copyright 2019-2021 the original author or authors.
   ~
   ~ Licensed under the Apache License, Version 2.0 (the "License");
   ~ you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/ConfigClassInDefaultPackage.java b/spring-data-mongodb/src/test/java/ConfigClassInDefaultPackage.java
index a1dd58955..3ff79e4dc 100644
--- a/spring-data-mongodb/src/test/java/ConfigClassInDefaultPackage.java
+++ b/spring-data-mongodb/src/test/java/ConfigClassInDefaultPackage.java
@@ -1,6 +1,6 @@
 
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/ConfigClassInDefaultPackageUnitTests.java b/spring-data-mongodb/src/test/java/ConfigClassInDefaultPackageUnitTests.java
index 48450f141..babb12a1b 100644
--- a/spring-data-mongodb/src/test/java/ConfigClassInDefaultPackageUnitTests.java
+++ b/spring-data-mongodb/src/test/java/ConfigClassInDefaultPackageUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/example/first/First.java b/spring-data-mongodb/src/test/java/example/first/First.java
index 165ca09e8..2cd7cda05 100644
--- a/spring-data-mongodb/src/test/java/example/first/First.java
+++ b/spring-data-mongodb/src/test/java/example/first/First.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/example/second/Second.java b/spring-data-mongodb/src/test/java/example/second/Second.java
index d238c90a4..851f2fca7 100644
--- a/spring-data-mongodb/src/test/java/example/second/Second.java
+++ b/spring-data-mongodb/src/test/java/example/second/Second.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/DependencyTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/DependencyTests.java
index d1d92aaca..01298420a 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/DependencyTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/DependencyTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/MongoDatabaseUtilsUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/MongoDatabaseUtilsUnitTests.java
index 37a7ac3ca..779196a6b 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/MongoDatabaseUtilsUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/MongoDatabaseUtilsUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/MongoTransactionManagerUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/MongoTransactionManagerUnitTests.java
index 7ceac601e..4c8de2dcc 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/MongoTransactionManagerUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/MongoTransactionManagerUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/ReactiveMongoDatabaseUtilsUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/ReactiveMongoDatabaseUtilsUnitTests.java
index fb3d11b7b..0ce812056 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/ReactiveMongoDatabaseUtilsUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/ReactiveMongoDatabaseUtilsUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/ReactiveMongoTransactionManagerUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/ReactiveMongoTransactionManagerUnitTests.java
index a0feccb79..082046797 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/ReactiveMongoTransactionManagerUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/ReactiveMongoTransactionManagerUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/ReactiveTransactionIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/ReactiveTransactionIntegrationTests.java
index 8b3ef1f81..16ee9f963 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/ReactiveTransactionIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/ReactiveTransactionIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/SessionAwareMethodInterceptorUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/SessionAwareMethodInterceptorUnitTests.java
index d113d0e9c..394e92c4b 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/SessionAwareMethodInterceptorUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/SessionAwareMethodInterceptorUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/AbstractIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/AbstractIntegrationTests.java
index 0fc542506..38173295d 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/AbstractIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/AbstractIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/AbstractMongoConfigurationUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/AbstractMongoConfigurationUnitTests.java
index 862894f73..51762ba89 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/AbstractMongoConfigurationUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/AbstractMongoConfigurationUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/AbstractReactiveMongoConfigurationIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/AbstractReactiveMongoConfigurationIntegrationTests.java
index 34414ae7c..7950c9190 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/AbstractReactiveMongoConfigurationIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/AbstractReactiveMongoConfigurationIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/AbstractReactiveMongoConfigurationUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/AbstractReactiveMongoConfigurationUnitTests.java
index 20e37c5c6..a341cea3b 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/AbstractReactiveMongoConfigurationUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/AbstractReactiveMongoConfigurationUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/AuditingIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/AuditingIntegrationTests.java
index 14712ebcf..c58a62eaa 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/AuditingIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/AuditingIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/AuditingViaJavaConfigRepositoriesTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/AuditingViaJavaConfigRepositoriesTests.java
index 58d8f7b21..33d62ebe9 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/AuditingViaJavaConfigRepositoriesTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/AuditingViaJavaConfigRepositoriesTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/CustomMongoTypeMapper.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/CustomMongoTypeMapper.java
index 866cd788d..9cf0141f0 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/CustomMongoTypeMapper.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/CustomMongoTypeMapper.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/GeoJsonConfigurationIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/GeoJsonConfigurationIntegrationTests.java
index 5ce8e2c3c..426d213c9 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/GeoJsonConfigurationIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/GeoJsonConfigurationIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MappingMongoConverterParserIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MappingMongoConverterParserIntegrationTests.java
index 551819050..92cb21a38 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MappingMongoConverterParserIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MappingMongoConverterParserIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MappingMongoConverterParserValidationIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MappingMongoConverterParserValidationIntegrationTests.java
index eb3f2220c..84be7079f 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MappingMongoConverterParserValidationIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MappingMongoConverterParserValidationIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoAuditingRegistrarUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoAuditingRegistrarUnitTests.java
index b4cdc51f9..7c07139f8 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoAuditingRegistrarUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoAuditingRegistrarUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoClientParserIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoClientParserIntegrationTests.java
index f11232506..632efa3eb 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoClientParserIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoClientParserIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoCredentialPropertyEditorUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoCredentialPropertyEditorUnitTests.java
index 17e2ebc68..3f5b8fc39 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoCredentialPropertyEditorUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoCredentialPropertyEditorUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoDbFactoryNoDatabaseRunningTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoDbFactoryNoDatabaseRunningTests.java
index 63f97dca3..e50193294 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoDbFactoryNoDatabaseRunningTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoDbFactoryNoDatabaseRunningTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoDbFactoryParserIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoDbFactoryParserIntegrationTests.java
index 1195e7896..39d4a0e75 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoDbFactoryParserIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoDbFactoryParserIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoNamespaceReplicaSetTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoNamespaceReplicaSetTests.java
index 65b0b2c54..e7c79d36d 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoNamespaceReplicaSetTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoNamespaceReplicaSetTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoNamespaceTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoNamespaceTests.java
index 4b2cedeb0..9258ab03a 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoNamespaceTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoNamespaceTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoParserIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoParserIntegrationTests.java
index 13afa1ec9..9dd5f083b 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoParserIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/MongoParserIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/ReactiveAuditingTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/ReactiveAuditingTests.java
index 5c52460a1..1fd2d48f8 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/ReactiveAuditingTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/ReactiveAuditingTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/ReadPreferencePropertyEditorUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/ReadPreferencePropertyEditorUnitTests.java
index 3053e955c..2b5892d7e 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/ReadPreferencePropertyEditorUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/ReadPreferencePropertyEditorUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/ServerAddressPropertyEditorUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/ServerAddressPropertyEditorUnitTests.java
index d07ef9922..9450abe8b 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/ServerAddressPropertyEditorUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/ServerAddressPropertyEditorUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/StringToWriteConcernConverterUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/StringToWriteConcernConverterUnitTests.java
index ade0f678a..b6a3d0210 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/StringToWriteConcernConverterUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/StringToWriteConcernConverterUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/WriteConcernPropertyEditorUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/WriteConcernPropertyEditorUnitTests.java
index ad937d3d3..3b902bd5c 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/WriteConcernPropertyEditorUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/config/WriteConcernPropertyEditorUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/AuditablePerson.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/AuditablePerson.java
index 438c7062a..07982c295 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/AuditablePerson.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/AuditablePerson.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ChangeStreamOptionsUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ChangeStreamOptionsUnitTests.java
index 2f03056ce..fc01cb9a3 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ChangeStreamOptionsUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ChangeStreamOptionsUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ClientSessionTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ClientSessionTests.java
index ea599484a..b480905bc 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ClientSessionTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ClientSessionTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/CloseableIterableCursorAdapterUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/CloseableIterableCursorAdapterUnitTests.java
index 4db0adf31..0a3c8e6bc 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/CloseableIterableCursorAdapterUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/CloseableIterableCursorAdapterUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/CollationUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/CollationUnitTests.java
index 316160857..af99d5039 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/CollationUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/CollationUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultBulkOperationsIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultBulkOperationsIntegrationTests.java
index 03cadacf1..c98cc1d22 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultBulkOperationsIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultBulkOperationsIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultBulkOperationsUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultBulkOperationsUnitTests.java
index 5b6a7905b..08dcfc637 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultBulkOperationsUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultBulkOperationsUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultIndexOperationsIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultIndexOperationsIntegrationTests.java
index 3ccf2403e..9e00d73a6 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultIndexOperationsIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultIndexOperationsIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultIndexOperationsUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultIndexOperationsUnitTests.java
index 8f215f66a..ec6ebb203 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultIndexOperationsUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultIndexOperationsUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultReactiveIndexOperationsTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultReactiveIndexOperationsTests.java
index 7205794af..bb87fa5d8 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultReactiveIndexOperationsTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultReactiveIndexOperationsTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultReactiveIndexOperationsUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultReactiveIndexOperationsUnitTests.java
index 7659f495f..fa33c14a6 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultReactiveIndexOperationsUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultReactiveIndexOperationsUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultScriptOperationsTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultScriptOperationsTests.java
index 25060624d..28f9b49b3 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultScriptOperationsTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultScriptOperationsTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultScriptOperationsUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultScriptOperationsUnitTests.java
index 0bac222ec..bd542f762 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultScriptOperationsUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DefaultScriptOperationsUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DocumentTestUtils.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DocumentTestUtils.java
index b4cfe55ea..bc7bddacd 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DocumentTestUtils.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/DocumentTestUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/EntityOperationUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/EntityOperationUnitTests.java
index 23bf06549..ab331f050 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/EntityOperationUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/EntityOperationUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ExecutableAggregationOperationSupportUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ExecutableAggregationOperationSupportUnitTests.java
index 34fa6a6da..6c940c5eb 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ExecutableAggregationOperationSupportUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ExecutableAggregationOperationSupportUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ExecutableFindOperationSupportTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ExecutableFindOperationSupportTests.java
index 57685872e..f69e09771 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ExecutableFindOperationSupportTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ExecutableFindOperationSupportTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ExecutableInsertOperationSupportUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ExecutableInsertOperationSupportUnitTests.java
index dfe871d13..ad3cfba70 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ExecutableInsertOperationSupportUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ExecutableInsertOperationSupportUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ExecutableMapReduceOperationSupportUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ExecutableMapReduceOperationSupportUnitTests.java
index cdc66c884..3f774eeaa 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ExecutableMapReduceOperationSupportUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ExecutableMapReduceOperationSupportUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ExecutableRemoveOperationSupportTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ExecutableRemoveOperationSupportTests.java
index a638730ba..ddeb3397b 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ExecutableRemoveOperationSupportTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ExecutableRemoveOperationSupportTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ExecutableUpdateOperationSupportTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ExecutableUpdateOperationSupportTests.java
index 878eb56ee..725935af1 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ExecutableUpdateOperationSupportTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ExecutableUpdateOperationSupportTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/Friend.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/Friend.java
index ab79c5dc9..a1e6a5649 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/Friend.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/Friend.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/GeoCommandStatisticsUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/GeoCommandStatisticsUnitTests.java
index a9424c132..b21801af6 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/GeoCommandStatisticsUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/GeoCommandStatisticsUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/JmxServer.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/JmxServer.java
index 669f41fb1..e3cafe93b 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/JmxServer.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/JmxServer.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/JsonSchemaQueryTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/JsonSchemaQueryTests.java
index 92f3b304a..aefac9970 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/JsonSchemaQueryTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/JsonSchemaQueryTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MappingMongoJsonSchemaCreatorUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MappingMongoJsonSchemaCreatorUnitTests.java
index c2017e325..817c7058d 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MappingMongoJsonSchemaCreatorUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MappingMongoJsonSchemaCreatorUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoAdminIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoAdminIntegrationTests.java
index de5be15a2..0668b2ef0 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoAdminIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoAdminIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoClientOptionsFactoryBeanIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoClientOptionsFactoryBeanIntegrationTests.java
index 4e141f171..2828524ca 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoClientOptionsFactoryBeanIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoClientOptionsFactoryBeanIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoEncryptionSettingsFactoryBeanTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoEncryptionSettingsFactoryBeanTests.java
index e9596901a..6701b6c8d 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoEncryptionSettingsFactoryBeanTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoEncryptionSettingsFactoryBeanTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoExceptionTranslatorUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoExceptionTranslatorUnitTests.java
index 3acd334f5..9c173666c 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoExceptionTranslatorUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoExceptionTranslatorUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoOperationsUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoOperationsUnitTests.java
index e31270c84..50cc14afc 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoOperationsUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoOperationsUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateCollationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateCollationTests.java
index ea77b4bf0..f336e29be 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateCollationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateCollationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateDbRefTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateDbRefTests.java
index 5f3cdf6d6..fcf6e6e04 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateDbRefTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateDbRefTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateMappingTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateMappingTests.java
index cfffce144..2ca816630 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateMappingTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateMappingTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateTests.java
index 6ade70f76..68ed370fd 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateTransactionTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateTransactionTests.java
index 42a336872..8af23e298 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateTransactionTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateTransactionTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateUnitTests.java
index 8695dccdf..66ac40695 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateValidationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateValidationTests.java
index 5798b45de..3b81ce6fa 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateValidationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/MongoTemplateValidationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/NoExplicitIdTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/NoExplicitIdTests.java
index b0a3576b9..ba6fdfd09 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/NoExplicitIdTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/NoExplicitIdTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/Person.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/Person.java
index 3c92bdd93..24e85887d 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/Person.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/Person.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonExample.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonExample.java
index bab760d69..d984c43b2 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonExample.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonExample.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonExampleAppConfig.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonExampleAppConfig.java
index 5e1ad4471..0458f9e65 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonExampleAppConfig.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonExampleAppConfig.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithAList.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithAList.java
index c8d50d139..48c9ca92d 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithAList.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithAList.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfPrimitiveInt.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfPrimitiveInt.java
index 1781353c5..74914cde5 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfPrimitiveInt.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfPrimitiveInt.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfPrimitiveLong.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfPrimitiveLong.java
index f20e2b386..79939f39f 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfPrimitiveLong.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfPrimitiveLong.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfTypeBigInteger.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfTypeBigInteger.java
index 7032279a8..432b584d9 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfTypeBigInteger.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfTypeBigInteger.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfTypeInteger.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfTypeInteger.java
index e0b673ef5..d95800369 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfTypeInteger.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfTypeInteger.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfTypeLong.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfTypeLong.java
index 7bce21a38..2be2d6e60 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfTypeLong.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfTypeLong.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfTypeObjectId.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfTypeObjectId.java
index efa599001..7b53ad829 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfTypeObjectId.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfTypeObjectId.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfTypeString.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfTypeString.java
index f3d769186..90802c5db 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfTypeString.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfTypeString.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfTypeUUID.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfTypeUUID.java
index 4f0c1e911..198ea2107 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfTypeUUID.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithIdPropertyOfTypeUUID.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithVersionPropertyOfTypeInteger.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithVersionPropertyOfTypeInteger.java
index de260326e..5383989e3 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithVersionPropertyOfTypeInteger.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithVersionPropertyOfTypeInteger.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithVersionPropertyOfTypeLong.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithVersionPropertyOfTypeLong.java
index d55718dd7..d60a276a5 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithVersionPropertyOfTypeLong.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWithVersionPropertyOfTypeLong.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWith_idPropertyOfTypeObjectId.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWith_idPropertyOfTypeObjectId.java
index 9d6032e24..3f9efaf72 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWith_idPropertyOfTypeObjectId.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWith_idPropertyOfTypeObjectId.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWith_idPropertyOfTypeString.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWith_idPropertyOfTypeString.java
index 85902fbb0..bacb1e916 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWith_idPropertyOfTypeString.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWith_idPropertyOfTypeString.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWriteConverter.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWriteConverter.java
index bfd99b19e..39308cd56 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWriteConverter.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/PersonWriteConverter.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/Portfolio.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/Portfolio.java
index 465b23769..c20d17e1d 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/Portfolio.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/Portfolio.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/QueryByExampleTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/QueryByExampleTests.java
index c1a550315..2ba4d1aed 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/QueryByExampleTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/QueryByExampleTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/QueryCursorPreparerUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/QueryCursorPreparerUnitTests.java
index 8867c51fc..1515eab2a 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/QueryCursorPreparerUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/QueryCursorPreparerUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveAggregationOperationSupportUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveAggregationOperationSupportUnitTests.java
index 909cb204e..2fd4c7ec7 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveAggregationOperationSupportUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveAggregationOperationSupportUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveChangeStreamOperationSupportTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveChangeStreamOperationSupportTests.java
index 5134f20d1..f9d5babe8 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveChangeStreamOperationSupportTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveChangeStreamOperationSupportTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveChangeStreamOperationSupportUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveChangeStreamOperationSupportUnitTests.java
index b11aa8bfe..801068b38 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveChangeStreamOperationSupportUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveChangeStreamOperationSupportUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveClientSessionTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveClientSessionTests.java
index d0a2369b7..ca704f2ea 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveClientSessionTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveClientSessionTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveFindOperationSupportTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveFindOperationSupportTests.java
index 39e4a3b77..635f2ed6d 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveFindOperationSupportTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveFindOperationSupportTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveInsertOperationSupportUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveInsertOperationSupportUnitTests.java
index 5387a1259..399008741 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveInsertOperationSupportUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveInsertOperationSupportUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMapReduceOperationSupportUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMapReduceOperationSupportUnitTests.java
index 18c2fd56d..def1cb901 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMapReduceOperationSupportUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMapReduceOperationSupportUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMongoTemplateCollationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMongoTemplateCollationTests.java
index f60040789..468edeb25 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMongoTemplateCollationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMongoTemplateCollationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMongoTemplateExecuteTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMongoTemplateExecuteTests.java
index 15dca96ab..66cf99557 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMongoTemplateExecuteTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMongoTemplateExecuteTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMongoTemplateIndexTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMongoTemplateIndexTests.java
index 100ce97bd..98182f6c6 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMongoTemplateIndexTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMongoTemplateIndexTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMongoTemplateTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMongoTemplateTests.java
index 719ceb243..3bf6e3660 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMongoTemplateTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMongoTemplateTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMongoTemplateTransactionTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMongoTemplateTransactionTests.java
index 234fa90e1..991089560 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMongoTemplateTransactionTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMongoTemplateTransactionTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMongoTemplateUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMongoTemplateUnitTests.java
index 12b6b3919..32fefb14f 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMongoTemplateUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveMongoTemplateUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveRemoveOperationSupportTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveRemoveOperationSupportTests.java
index f78c3bd78..5f80c5e93 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveRemoveOperationSupportTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveRemoveOperationSupportTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveSessionBoundMongoTemplateUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveSessionBoundMongoTemplateUnitTests.java
index 97807ec3c..ff6112800 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveSessionBoundMongoTemplateUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveSessionBoundMongoTemplateUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveUpdateOperationSupportTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveUpdateOperationSupportTests.java
index 33410cee6..058335f46 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveUpdateOperationSupportTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/ReactiveUpdateOperationSupportTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/SerializationUtilsUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/SerializationUtilsUnitTests.java
index aad1244fc..d32fa3ab6 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/SerializationUtilsUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/SerializationUtilsUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/SessionBoundMongoTemplateTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/SessionBoundMongoTemplateTests.java
index 869283498..e86ae3111 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/SessionBoundMongoTemplateTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/SessionBoundMongoTemplateTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/SessionBoundMongoTemplateUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/SessionBoundMongoTemplateUnitTests.java
index 61ba7f4c3..272f098a1 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/SessionBoundMongoTemplateUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/SessionBoundMongoTemplateUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/SimpleMongoDbFactoryUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/SimpleMongoDbFactoryUnitTests.java
index 8a2961e62..92c674bb1 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/SimpleMongoDbFactoryUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/SimpleMongoDbFactoryUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/SimpleReactiveMongoDatabaseFactoryUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/SimpleReactiveMongoDatabaseFactoryUnitTests.java
index 5ffb3f77f..2f5356987 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/SimpleReactiveMongoDatabaseFactoryUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/SimpleReactiveMongoDatabaseFactoryUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/TestEntities.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/TestEntities.java
index 211b96f67..c0de54d7c 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/TestEntities.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/TestEntities.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/TestMongoConfiguration.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/TestMongoConfiguration.java
index 8d5017c7a..8e5776950 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/TestMongoConfiguration.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/TestMongoConfiguration.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/Trade.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/Trade.java
index 912aa9e37..5696ce17d 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/Trade.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/Trade.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/UnwrapAndReadDocumentCallbackUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/UnwrapAndReadDocumentCallbackUnitTests.java
index 2d7d95446..c427ab6bd 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/UnwrapAndReadDocumentCallbackUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/UnwrapAndReadDocumentCallbackUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/User.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/User.java
index 8776dea1b..1941c505f 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/User.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/User.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/Venue.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/Venue.java
index 58189fc52..0ab13b393 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/Venue.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/Venue.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/AggregationOptionsTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/AggregationOptionsTests.java
index 1585705c1..87ada335e 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/AggregationOptionsTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/AggregationOptionsTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/AggregationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/AggregationTests.java
index bb477c6fa..d3268535e 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/AggregationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/AggregationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/AggregationUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/AggregationUnitTests.java
index 43a9cc668..565a86fa8 100755
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/AggregationUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/AggregationUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ArrayOperatorsUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ArrayOperatorsUnitTests.java
index 51a38ec6d..52cbaf3cc 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ArrayOperatorsUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ArrayOperatorsUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/BucketAutoOperationUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/BucketAutoOperationUnitTests.java
index 82057f961..683795a20 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/BucketAutoOperationUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/BucketAutoOperationUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/BucketOperationUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/BucketOperationUnitTests.java
index 909616461..40195f56e 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/BucketOperationUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/BucketOperationUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/City.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/City.java
index a86b9e9a0..509594cac 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/City.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/City.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/CondExpressionUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/CondExpressionUnitTests.java
index f206e683a..a44be5441 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/CondExpressionUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/CondExpressionUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ConvertOperatorsUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ConvertOperatorsUnitTests.java
index 89a553e59..91966c837 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ConvertOperatorsUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ConvertOperatorsUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/CountOperationUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/CountOperationUnitTests.java
index c5b5992b2..9874bc7bc 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/CountOperationUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/CountOperationUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/Data.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/Data.java
index 799b07d74..9d95ba86a 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/Data.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/Data.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/DataItem.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/DataItem.java
index bf1108733..16b165196 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/DataItem.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/DataItem.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ExposedFieldsUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ExposedFieldsUnitTests.java
index 0e73dc434..e219d1ad2 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ExposedFieldsUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ExposedFieldsUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/FacetOperationUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/FacetOperationUnitTests.java
index 23a630115..8e88f39a7 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/FacetOperationUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/FacetOperationUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/FieldsUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/FieldsUnitTests.java
index 5a4f958d3..66981c8c8 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/FieldsUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/FieldsUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/GeoNearOperationUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/GeoNearOperationUnitTests.java
index bac532834..993803ca6 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/GeoNearOperationUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/GeoNearOperationUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/GraphLookupOperationUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/GraphLookupOperationUnitTests.java
index 09b01fa5b..515d5dd42 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/GraphLookupOperationUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/GraphLookupOperationUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/GroupOperationUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/GroupOperationUnitTests.java
index 33404d897..fd888a3cf 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/GroupOperationUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/GroupOperationUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/Invoice.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/Invoice.java
index 776bebb6b..1821b28e8 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/Invoice.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/Invoice.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/LikeStats.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/LikeStats.java
index a7dd0f569..bb1917727 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/LikeStats.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/LikeStats.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/LineItem.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/LineItem.java
index 7c544e173..447ec6d72 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/LineItem.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/LineItem.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/LookupOperationUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/LookupOperationUnitTests.java
index 5e4bd6eb2..837f1ce0d 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/LookupOperationUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/LookupOperationUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/MeterData.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/MeterData.java
index 436f9b34c..e805608e5 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/MeterData.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/MeterData.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ObjectOperatorsUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ObjectOperatorsUnitTests.java
index 0f15531b5..2b559cf62 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ObjectOperatorsUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ObjectOperatorsUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/Order.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/Order.java
index e77ce3b78..a8b052e5d 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/Order.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/Order.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/OutOperationUnitTest.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/OutOperationUnitTest.java
index e3e70a958..0b44d826b 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/OutOperationUnitTest.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/OutOperationUnitTest.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/Product.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/Product.java
index bfdb033cb..08ebc1e20 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/Product.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/Product.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ProjectionOperationUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ProjectionOperationUnitTests.java
index 1b4151710..919cf8453 100755
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ProjectionOperationUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ProjectionOperationUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ReactiveAggregationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ReactiveAggregationTests.java
index 7125ba800..2c8ce4400 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ReactiveAggregationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ReactiveAggregationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ReactiveAggregationUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ReactiveAggregationUnitTests.java
index 7440fbd23..9758e8603 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ReactiveAggregationUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ReactiveAggregationUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ReplaceRootOperationUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ReplaceRootOperationUnitTests.java
index 25b231d6b..51dcbefc3 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ReplaceRootOperationUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/ReplaceRootOperationUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/SampleOperationUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/SampleOperationUnitTests.java
index b3a40dcec..54e154bd2 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/SampleOperationUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/SampleOperationUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/SkipOperationUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/SkipOperationUnitTests.java
index cd9a9a772..a9117ab78 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/SkipOperationUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/SkipOperationUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/SortByCountOperationUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/SortByCountOperationUnitTests.java
index 393ff4dab..0191903d0 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/SortByCountOperationUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/SortByCountOperationUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/SortOperationUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/SortOperationUnitTests.java
index d6a27fcfa..2198bff94 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/SortOperationUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/SortOperationUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/SpelExpressionTransformerIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/SpelExpressionTransformerIntegrationTests.java
index 7cdc714b2..b49e0a58c 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/SpelExpressionTransformerIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/SpelExpressionTransformerIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/SpelExpressionTransformerUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/SpelExpressionTransformerUnitTests.java
index 65cc9042e..3057afb60 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/SpelExpressionTransformerUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/SpelExpressionTransformerUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/StateStats.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/StateStats.java
index c531f03fd..a1f184208 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/StateStats.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/StateStats.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/StringOperatorsUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/StringOperatorsUnitTests.java
index a04afd586..42dad86f4 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/StringOperatorsUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/StringOperatorsUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/TypeBasedAggregationOperationContextUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/TypeBasedAggregationOperationContextUnitTests.java
index db281d0e4..2a50296cf 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/TypeBasedAggregationOperationContextUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/TypeBasedAggregationOperationContextUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/UnwindOperationUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/UnwindOperationUnitTests.java
index b6b1762a7..e4b8ba6cb 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/UnwindOperationUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/UnwindOperationUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/UserWithLikes.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/UserWithLikes.java
index 3d4aecda5..0f9844a11 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/UserWithLikes.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/aggregation/UserWithLikes.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/auditing/MongoTemplateAuditingTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/auditing/MongoTemplateAuditingTests.java
index 8a8cd8f54..0252bd372 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/auditing/MongoTemplateAuditingTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/auditing/MongoTemplateAuditingTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/auditing/ReactiveMongoTemplateAuditingTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/auditing/ReactiveMongoTemplateAuditingTests.java
index 6813ac77f..b6698839d 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/auditing/ReactiveMongoTemplateAuditingTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/auditing/ReactiveMongoTemplateAuditingTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/AbstractMongoConverterUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/AbstractMongoConverterUnitTests.java
index fe7dc0878..ef08a92a3 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/AbstractMongoConverterUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/AbstractMongoConverterUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/CustomConvertersUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/CustomConvertersUnitTests.java
index f37bd3f8b..525e23a9b 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/CustomConvertersUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/CustomConvertersUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/DataMongo273Tests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/DataMongo273Tests.java
index 5697a48cb..9102ef235 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/DataMongo273Tests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/DataMongo273Tests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/DbRefMappingMongoConverterUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/DbRefMappingMongoConverterUnitTests.java
index 88eca20b3..385f61acd 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/DbRefMappingMongoConverterUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/DbRefMappingMongoConverterUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/DefaultDbRefResolverUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/DefaultDbRefResolverUnitTests.java
index 0fab4c397..3859224fc 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/DefaultDbRefResolverUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/DefaultDbRefResolverUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/DefaultMongoTypeMapperUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/DefaultMongoTypeMapperUnitTests.java
index 4f86746f8..98f3bce15 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/DefaultMongoTypeMapperUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/DefaultMongoTypeMapperUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/DocumentAccessorUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/DocumentAccessorUnitTests.java
index c928e951c..352f19585 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/DocumentAccessorUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/DocumentAccessorUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/GeoConvertersUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/GeoConvertersUnitTests.java
index 14263d6b6..56b5292c8 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/GeoConvertersUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/GeoConvertersUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/GeoJsonConverterUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/GeoJsonConverterUnitTests.java
index 826e5e934..335aee596 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/GeoJsonConverterUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/GeoJsonConverterUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/LazyLoadingInterceptorUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/LazyLoadingInterceptorUnitTests.java
index f8de117a7..b0669eb84 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/LazyLoadingInterceptorUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/LazyLoadingInterceptorUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/LazyLoadingTestUtils.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/LazyLoadingTestUtils.java
index 8176c688f..5006459fc 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/LazyLoadingTestUtils.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/LazyLoadingTestUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MappingMongoConverterTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MappingMongoConverterTests.java
index 49cb8ef16..9abde7907 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MappingMongoConverterTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MappingMongoConverterTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MappingMongoConverterUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MappingMongoConverterUnitTests.java
index 8a46cf875..3862ceed4 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MappingMongoConverterUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MappingMongoConverterUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MongoConvertersIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MongoConvertersIntegrationTests.java
index 765dd0f36..9059f92b8 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MongoConvertersIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MongoConvertersIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MongoConvertersUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MongoConvertersUnitTests.java
index bd1723b8b..57b04b1dd 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MongoConvertersUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MongoConvertersUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MongoCustomConversionsUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MongoCustomConversionsUnitTests.java
index 0d0f2cd49..f3b404032 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MongoCustomConversionsUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MongoCustomConversionsUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MongoExampleMapperUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MongoExampleMapperUnitTests.java
index 9dc7f0b94..c419e938c 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MongoExampleMapperUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MongoExampleMapperUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MongoJsonSchemaMapperUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MongoJsonSchemaMapperUnitTests.java
index 9f9b385dd..931a57c1a 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MongoJsonSchemaMapperUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/MongoJsonSchemaMapperUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/NamedMongoScriptConvertsUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/NamedMongoScriptConvertsUnitTests.java
index 883857943..da2e781d6 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/NamedMongoScriptConvertsUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/NamedMongoScriptConvertsUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/NumberToNumberConverterFactoryUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/NumberToNumberConverterFactoryUnitTests.java
index c0479cb12..2a34b0a2c 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/NumberToNumberConverterFactoryUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/NumberToNumberConverterFactoryUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/ObjectPathUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/ObjectPathUnitTests.java
index f3130518c..66f4f94a5 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/ObjectPathUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/ObjectPathUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/QueryMapperUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/QueryMapperUnitTests.java
index e067d0bc2..d6eacdd10 100755
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/QueryMapperUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/QueryMapperUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/TermToStringConverterUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/TermToStringConverterUnitTests.java
index 539d12709..e1dcace39 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/TermToStringConverterUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/TermToStringConverterUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/UpdateMapperUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/UpdateMapperUnitTests.java
index 2cc6c1542..3861d4d7e 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/UpdateMapperUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/convert/UpdateMapperUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/geo/AbstractGeoSpatialTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/geo/AbstractGeoSpatialTests.java
index 31225d7b5..15a3e5475 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/geo/AbstractGeoSpatialTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/geo/AbstractGeoSpatialTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/geo/GeoJsonModuleUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/geo/GeoJsonModuleUnitTests.java
index 559b07b48..4bb8b5703 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/geo/GeoJsonModuleUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/geo/GeoJsonModuleUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/geo/GeoJsonTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/geo/GeoJsonTests.java
index 03a936c13..c170a944a 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/geo/GeoJsonTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/geo/GeoJsonTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/geo/GeoSpatial2DSphereTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/geo/GeoSpatial2DSphereTests.java
index 6f5184838..f87119044 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/geo/GeoSpatial2DSphereTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/geo/GeoSpatial2DSphereTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/geo/GeoSpatial2DTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/geo/GeoSpatial2DTests.java
index ca6d34c8e..91aaee748 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/geo/GeoSpatial2DTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/geo/GeoSpatial2DTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/geo/GeoSpatialIndexTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/geo/GeoSpatialIndexTests.java
index 47408d844..449c78f22 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/geo/GeoSpatialIndexTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/geo/GeoSpatialIndexTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/IndexFieldUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/IndexFieldUnitTests.java
index ffb7598bc..438d5a2c4 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/IndexFieldUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/IndexFieldUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/IndexInfoUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/IndexInfoUnitTests.java
index 2e0dfddcb..effe80e87 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/IndexInfoUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/IndexInfoUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/IndexingIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/IndexingIntegrationTests.java
index 69053f838..bbdce5f08 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/IndexingIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/IndexingIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/MongoPersistentEntityIndexCreatorIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/MongoPersistentEntityIndexCreatorIntegrationTests.java
index c9cdf9fc5..7beebe5b4 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/MongoPersistentEntityIndexCreatorIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/MongoPersistentEntityIndexCreatorIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/MongoPersistentEntityIndexCreatorUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/MongoPersistentEntityIndexCreatorUnitTests.java
index eddf555ef..f0c141789 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/MongoPersistentEntityIndexCreatorUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/MongoPersistentEntityIndexCreatorUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/MongoPersistentEntityIndexResolverUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/MongoPersistentEntityIndexResolverUnitTests.java
index 8089054d2..1e63956ed 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/MongoPersistentEntityIndexResolverUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/MongoPersistentEntityIndexResolverUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/PathUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/PathUnitTests.java
index 66d32da11..fe1eaa9f2 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/PathUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/PathUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/ReactiveMongoPersistentEntityIndexCreatorUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/ReactiveMongoPersistentEntityIndexCreatorUnitTests.java
index 0de564be7..f6fb5599b 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/ReactiveMongoPersistentEntityIndexCreatorUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/ReactiveMongoPersistentEntityIndexCreatorUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/TextIndexTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/TextIndexTests.java
index fbd50f589..10578d518 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/TextIndexTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/index/TextIndexTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/Account.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/Account.java
index 839becd04..7ceb77958 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/Account.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/Account.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/AccountPojo.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/AccountPojo.java
index f17b2c573..307b54ab5 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/AccountPojo.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/AccountPojo.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/Address.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/Address.java
index 87e76e488..bd47960ea 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/Address.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/Address.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/BasePerson.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/BasePerson.java
index 1b0e43c38..e34e97856 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/BasePerson.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/BasePerson.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/BasicMongoPersistentEntityUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/BasicMongoPersistentEntityUnitTests.java
index c0c6f4602..db02c8b31 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/BasicMongoPersistentEntityUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/BasicMongoPersistentEntityUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/BasicMongoPersistentPropertyUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/BasicMongoPersistentPropertyUnitTests.java
index 6baaa7899..c4d893a43 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/BasicMongoPersistentPropertyUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/BasicMongoPersistentPropertyUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/CustomCollectionWithIndex.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/CustomCollectionWithIndex.java
index d3db39006..b456b8339 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/CustomCollectionWithIndex.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/CustomCollectionWithIndex.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/DetectedCollectionWithIndex.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/DetectedCollectionWithIndex.java
index 7b993950a..7e8f92554 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/DetectedCollectionWithIndex.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/DetectedCollectionWithIndex.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/GeneratedId.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/GeneratedId.java
index 53ff50a86..974fa6b3a 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/GeneratedId.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/GeneratedId.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/GenericMappingTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/GenericMappingTests.java
index 8fde5b50c..a2f730002 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/GenericMappingTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/GenericMappingTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/GeoIndexedAppConfig.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/GeoIndexedAppConfig.java
index 3aa11afd1..39b0bde9b 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/GeoIndexedAppConfig.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/GeoIndexedAppConfig.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/GeoIndexedTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/GeoIndexedTests.java
index e6a8364f2..32add11ea 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/GeoIndexedTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/GeoIndexedTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/GeoLocation.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/GeoLocation.java
index d5f655a93..5f377f3d3 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/GeoLocation.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/GeoLocation.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/Location.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/Location.java
index 685fb2f98..a7658e3e7 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/Location.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/Location.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/MappingTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/MappingTests.java
index ce991c676..e1f06c449 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/MappingTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/MappingTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/MongoMappingContextUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/MongoMappingContextUnitTests.java
index cb3eb30f6..602187615 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/MongoMappingContextUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/MongoMappingContextUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/Person.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/Person.java
index efb0dc9b9..f7fdb6ca8 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/Person.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/Person.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonCustomCollection1.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonCustomCollection1.java
index 4ae87735b..3a00af5e0 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonCustomCollection1.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonCustomCollection1.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonCustomCollection2.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonCustomCollection2.java
index b6e78bfb9..8b47a06a1 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonCustomCollection2.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonCustomCollection2.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonCustomIdName.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonCustomIdName.java
index f394ccd62..a26967ba9 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonCustomIdName.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonCustomIdName.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonMapProperty.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonMapProperty.java
index 140122e49..b6b6980a6 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonMapProperty.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonMapProperty.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonMultiCollection.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonMultiCollection.java
index 5d061d74e..eb1c067ff 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonMultiCollection.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonMultiCollection.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonMultiDimArrays.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonMultiDimArrays.java
index 86b7ee350..fb4e6599f 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonMultiDimArrays.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonMultiDimArrays.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonNullProperties.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonNullProperties.java
index 98bcbe6c6..bf2580751 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonNullProperties.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonNullProperties.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonPojoIntId.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonPojoIntId.java
index d8e2b078d..fc71484f1 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonPojoIntId.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonPojoIntId.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonPojoLongId.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonPojoLongId.java
index 6bf8b73c4..d1b8ed676 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonPojoLongId.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonPojoLongId.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonPojoStringId.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonPojoStringId.java
index 33c07fd0c..d60dce473 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonPojoStringId.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonPojoStringId.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonSimpleList.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonSimpleList.java
index 62505eff8..fe709aded 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonSimpleList.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonSimpleList.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonWithDbRef.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonWithDbRef.java
index 1ecf7fe0e..5ec280aba 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonWithDbRef.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonWithDbRef.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonWithObjectId.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonWithObjectId.java
index 2a5fcbf51..8a0a2f191 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonWithObjectId.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PersonWithObjectId.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PrimitiveId.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PrimitiveId.java
index d2a6f8d9d..850f29d28 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PrimitiveId.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/PrimitiveId.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/AbstractMongoEventListenerUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/AbstractMongoEventListenerUnitTests.java
index 7a5a59815..653ae6275 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/AbstractMongoEventListenerUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/AbstractMongoEventListenerUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/AfterSaveListener.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/AfterSaveListener.java
index 929c9b499..56a8fc586 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/AfterSaveListener.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/AfterSaveListener.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/ApplicationContextEventTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/ApplicationContextEventTests.java
index 31380caec..899236968 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/ApplicationContextEventTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/ApplicationContextEventTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/ApplicationContextEventTestsAppConfig.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/ApplicationContextEventTestsAppConfig.java
index faef0f359..eb9cdfbbe 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/ApplicationContextEventTestsAppConfig.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/ApplicationContextEventTestsAppConfig.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/AuditingEntityCallbackUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/AuditingEntityCallbackUnitTests.java
index 1cc0913aa..654ab756d 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/AuditingEntityCallbackUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/AuditingEntityCallbackUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/AuditingEventListenerUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/AuditingEventListenerUnitTests.java
index 34cb376f4..62c6b018e 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/AuditingEventListenerUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/AuditingEventListenerUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/LoggingEventListenerTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/LoggingEventListenerTests.java
index 6cd602bba..0a26c8248 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/LoggingEventListenerTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/LoggingEventListenerTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/PersonBeforeSaveListener.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/PersonBeforeSaveListener.java
index 39d826794..9b7d6fef9 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/PersonBeforeSaveListener.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/PersonBeforeSaveListener.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/SimpleMappingEventListener.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/SimpleMappingEventListener.java
index 1bf2b8a24..07913e9d1 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/SimpleMappingEventListener.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/SimpleMappingEventListener.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/User.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/User.java
index 96bc28c76..a4fdb7fae 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/User.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/User.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/ValidatingMongoEventListenerTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/ValidatingMongoEventListenerTests.java
index d2392dc79..bb0cc9b23 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/ValidatingMongoEventListenerTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapping/event/ValidatingMongoEventListenerTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/GroupByTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/GroupByTests.java
index 7151c9dc4..8290d15fe 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/GroupByTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/GroupByTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/MapReduceCountsUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/MapReduceCountsUnitTests.java
index 3b0089263..4bfb38601 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/MapReduceCountsUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/MapReduceCountsUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/MapReduceOptionsTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/MapReduceOptionsTests.java
index e0b0d184e..08ebae257 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/MapReduceOptionsTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/MapReduceOptionsTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/MapReduceResultsUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/MapReduceResultsUnitTests.java
index 731f6cff8..ab9f378d9 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/MapReduceResultsUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/MapReduceResultsUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/MapReduceTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/MapReduceTests.java
index cfb2dba6e..dd5eebf11 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/MapReduceTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/MapReduceTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -326,7 +326,7 @@ public class MapReduceTests {
 		{ "_id" : 3, "document_id" : "Resume", "author" : "Author", "content" : "...", "version" : 6 }
 		{ "_id" : 4, "document_id" : "Schema", "author" : "Someone Else", "content" : "...", "version" : 0.9 }
 		{ "_id" : 5, "document_id" : "Schema", "author" : "Someone Else", "content" : "...", "version" : 1 }
-		
+
 		 */
 		ContentAndVersion cv1 = new ContentAndVersion();
 		cv1.setDocumentId("mongoDB How-To");
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/ReactiveMapReduceTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/ReactiveMapReduceTests.java
index f734a600a..99ab6e6f6 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/ReactiveMapReduceTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/ReactiveMapReduceTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/ValueObject.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/ValueObject.java
index ad54dec29..e9e653186 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/ValueObject.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/mapreduce/ValueObject.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/ChangeStreamTaskUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/ChangeStreamTaskUnitTests.java
index 689f93039..77364d5a7 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/ChangeStreamTaskUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/ChangeStreamTaskUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/ChangeStreamTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/ChangeStreamTests.java
index 6b5f491ee..795531d4a 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/ChangeStreamTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/ChangeStreamTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/CursorReadingTaskUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/CursorReadingTaskUnitTests.java
index 146460ea1..5fc853991 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/CursorReadingTaskUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/CursorReadingTaskUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/DefaultMessageListenerContainerTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/DefaultMessageListenerContainerTests.java
index 059635f6b..7efb08e22 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/DefaultMessageListenerContainerTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/DefaultMessageListenerContainerTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/DefaultMessageListenerContainerUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/DefaultMessageListenerContainerUnitTests.java
index 23317f1b6..fe95152bc 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/DefaultMessageListenerContainerUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/DefaultMessageListenerContainerUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/SubscriptionUtils.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/SubscriptionUtils.java
index 5224e4a7f..7aea37f50 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/SubscriptionUtils.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/SubscriptionUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/TailableCursorRequestUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/TailableCursorRequestUnitTests.java
index acde3583c..ad9a74827 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/TailableCursorRequestUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/TailableCursorRequestUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/TailableCursorTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/TailableCursorTests.java
index 2ea0e5286..4956f138c 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/TailableCursorTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/TailableCursorTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/TaskFactoryUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/TaskFactoryUnitTests.java
index 25b2bce6c..895bf5a05 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/TaskFactoryUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/messaging/TaskFactoryUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/BasicQueryUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/BasicQueryUnitTests.java
index c14cfed67..aa7ed76bb 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/BasicQueryUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/BasicQueryUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/CriteriaTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/CriteriaTests.java
index bd7d0a352..0d8edec16 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/CriteriaTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/CriteriaTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/CriteriaUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/CriteriaUnitTests.java
index c6a79ce77..6ed3fe6f1 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/CriteriaUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/CriteriaUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/FieldUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/FieldUnitTests.java
index 1a73dea77..f4b22c816 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/FieldUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/FieldUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/IndexUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/IndexUnitTests.java
index c87d7afed..ee3297a9c 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/IndexUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/IndexUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/MetricConversionUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/MetricConversionUnitTests.java
index a4e9cf746..bb5c3f530 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/MetricConversionUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/MetricConversionUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/MongoRegexCreatorUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/MongoRegexCreatorUnitTests.java
index 7c318adbe..fb35a0520 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/MongoRegexCreatorUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/MongoRegexCreatorUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/NearQueryUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/NearQueryUnitTests.java
index 1285a480c..b823497a0 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/NearQueryUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/NearQueryUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/QueryTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/QueryTests.java
index 7d9ca4ce7..9dee67452 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/QueryTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/QueryTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/SortTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/SortTests.java
index 0a3354c7e..9a37ef2c5 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/SortTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/SortTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/TextCriteriaUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/TextCriteriaUnitTests.java
index 4af64f6fc..980ed6c06 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/TextCriteriaUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/TextCriteriaUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/TextQueryTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/TextQueryTests.java
index 44baf0092..9b18eddfd 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/TextQueryTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/TextQueryTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/TextQueryUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/TextQueryUnitTests.java
index e40780cda..af3007bef 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/TextQueryUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/TextQueryUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/UntypedExampleMatcherUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/UntypedExampleMatcherUnitTests.java
index 426ef9853..6483e70bc 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/UntypedExampleMatcherUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/UntypedExampleMatcherUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/UpdateTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/UpdateTests.java
index a56f1a7d0..760823707 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/UpdateTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/query/UpdateTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/schema/JsonSchemaObjectUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/schema/JsonSchemaObjectUnitTests.java
index 454cbd7a0..e6013b0cb 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/schema/JsonSchemaObjectUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/schema/JsonSchemaObjectUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/schema/JsonSchemaPropertyUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/schema/JsonSchemaPropertyUnitTests.java
index c338520b2..1caebdaae 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/schema/JsonSchemaPropertyUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/schema/JsonSchemaPropertyUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/schema/MongoJsonSchemaTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/schema/MongoJsonSchemaTests.java
index 607c5b2e3..fc4652ae8 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/schema/MongoJsonSchemaTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/schema/MongoJsonSchemaTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/schema/MongoJsonSchemaUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/schema/MongoJsonSchemaUnitTests.java
index 92ce97149..a894bc6b0 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/schema/MongoJsonSchemaUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/schema/MongoJsonSchemaUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/schema/ReactiveMongoJsonSchemaTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/schema/ReactiveMongoJsonSchemaTests.java
index d4b7301c3..58c8b6275 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/schema/ReactiveMongoJsonSchemaTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/schema/ReactiveMongoJsonSchemaTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/script/ExecutableMongoScriptUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/script/ExecutableMongoScriptUnitTests.java
index 2a3a4a99e..326cb7d76 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/script/ExecutableMongoScriptUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/script/ExecutableMongoScriptUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/script/NamedMongoScriptUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/script/NamedMongoScriptUnitTests.java
index b11bd78cc..bf61ea747 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/script/NamedMongoScriptUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/script/NamedMongoScriptUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/spel/ExpressionNodeUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/spel/ExpressionNodeUnitTests.java
index 81d34fea1..0d2f9d36e 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/spel/ExpressionNodeUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/spel/ExpressionNodeUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/validation/CriteriaValidatorUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/validation/CriteriaValidatorUnitTests.java
index ebd29428a..806c8edf0 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/validation/CriteriaValidatorUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/core/validation/CriteriaValidatorUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/gridfs/AntPathUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/gridfs/AntPathUnitTests.java
index 59c4ef145..f04360fc6 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/gridfs/AntPathUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/gridfs/AntPathUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/gridfs/BinaryStreamAdaptersUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/gridfs/BinaryStreamAdaptersUnitTests.java
index 86609ca8c..ae186af1e 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/gridfs/BinaryStreamAdaptersUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/gridfs/BinaryStreamAdaptersUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/gridfs/DataBufferPublisherAdapterUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/gridfs/DataBufferPublisherAdapterUnitTests.java
index e1336364f..a14e1dfde 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/gridfs/DataBufferPublisherAdapterUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/gridfs/DataBufferPublisherAdapterUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/gridfs/GridFsResourceUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/gridfs/GridFsResourceUnitTests.java
index 2495eb1f7..b55f8edf2 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/gridfs/GridFsResourceUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/gridfs/GridFsResourceUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/gridfs/GridFsTemplateIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/gridfs/GridFsTemplateIntegrationTests.java
index e1c65ca3b..de360af49 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/gridfs/GridFsTemplateIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/gridfs/GridFsTemplateIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/gridfs/ReactiveGridFsTemplateTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/gridfs/ReactiveGridFsTemplateTests.java
index 7ab636d60..7cd58760b 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/gridfs/ReactiveGridFsTemplateTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/gridfs/ReactiveGridFsTemplateTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/monitor/MongoMonitorIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/monitor/MongoMonitorIntegrationTests.java
index 2b666a2f5..967b7efaa 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/monitor/MongoMonitorIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/monitor/MongoMonitorIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/monitor/Resumeable.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/monitor/Resumeable.java
index 04fd8a687..4b2de4cd8 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/monitor/Resumeable.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/monitor/Resumeable.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/performance/PerformanceTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/performance/PerformanceTests.java
index 9f038f8f1..9a8ed75b1 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/performance/PerformanceTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/performance/PerformanceTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/performance/ReactivePerformanceTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/performance/ReactivePerformanceTests.java
index 86487164a..7fef84d4a 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/performance/ReactivePerformanceTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/performance/ReactivePerformanceTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/AbstractPersonRepositoryIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/AbstractPersonRepositoryIntegrationTests.java
index f49004114..8c17ad2b0 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/AbstractPersonRepositoryIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/AbstractPersonRepositoryIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/Address.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/Address.java
index 45defa38a..cb8575cea 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/Address.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/Address.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ComplexIdRepositoryIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ComplexIdRepositoryIntegrationTests.java
index 0b8a74f48..14b966841 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ComplexIdRepositoryIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ComplexIdRepositoryIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/Contact.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/Contact.java
index 9c1964534..e5d7bde8f 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/Contact.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/Contact.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ContactRepository.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ContactRepository.java
index 27bef5f4a..f92f50b50 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ContactRepository.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ContactRepository.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ContactRepositoryIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ContactRepositoryIntegrationTests.java
index 9b155de4f..24150ae90 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ContactRepositoryIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ContactRepositoryIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ConvertingReactiveMongoRepositoryTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ConvertingReactiveMongoRepositoryTests.java
index 80447fafc..77e1c0238 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ConvertingReactiveMongoRepositoryTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ConvertingReactiveMongoRepositoryTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/Credentials.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/Credentials.java
index ba66f34c4..b295cebd2 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/Credentials.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/Credentials.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/MongoRepositoryTextSearchIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/MongoRepositoryTextSearchIntegrationTests.java
index 1298649bf..ce823d77f 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/MongoRepositoryTextSearchIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/MongoRepositoryTextSearchIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/MyId.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/MyId.java
index 964edbf7e..65c6a1d4a 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/MyId.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/MyId.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/Person.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/Person.java
index a0b5813b6..2786505f5 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/Person.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/Person.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonAggregate.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonAggregate.java
index adbe6a1eb..fabfa322d 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonAggregate.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonAggregate.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonExcerpt.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonExcerpt.java
index 9dd0a0649..f1c7e3eed 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonExcerpt.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonExcerpt.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonRepository.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonRepository.java
index eb5fb0748..7f5924148 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonRepository.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonRepository.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonRepositoryIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonRepositoryIntegrationTests.java
index 97a99eb36..e09b2caa4 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonRepositoryIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonRepositoryIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonRepositoryLazyLoadingIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonRepositoryLazyLoadingIntegrationTests.java
index 496479c01..217963735 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonRepositoryLazyLoadingIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonRepositoryLazyLoadingIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonRepositoryTransactionalTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonRepositoryTransactionalTests.java
index 42517c325..bb90f899a 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonRepositoryTransactionalTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonRepositoryTransactionalTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonSummary.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonSummary.java
index 3d818a392..3cb8d265f 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonSummary.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonSummary.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonSummaryDto.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonSummaryDto.java
index b257701de..c40e8331d 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonSummaryDto.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/PersonSummaryDto.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ReactiveMongoRepositoryTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ReactiveMongoRepositoryTests.java
index 0fd3e67c5..ce8592b58 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ReactiveMongoRepositoryTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ReactiveMongoRepositoryTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ReactivePersonRepository.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ReactivePersonRepository.java
index 55402585b..2e9ebd98c 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ReactivePersonRepository.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/ReactivePersonRepository.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/RedeclaringRepositoryMethodsRepository.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/RedeclaringRepositoryMethodsRepository.java
index b17da40f7..ee2ab7dce 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/RedeclaringRepositoryMethodsRepository.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/RedeclaringRepositoryMethodsRepository.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/RedeclaringRepositoryMethodsTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/RedeclaringRepositoryMethodsTests.java
index 14b8d291d..601ca1c2d 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/RedeclaringRepositoryMethodsTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/RedeclaringRepositoryMethodsTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/RepositoryIndexCreationIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/RepositoryIndexCreationIntegrationTests.java
index bc5da2dcd..1b58210f9 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/RepositoryIndexCreationIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/RepositoryIndexCreationIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/SampleEvaluationContextExtension.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/SampleEvaluationContextExtension.java
index f823c5772..47ce681fe 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/SampleEvaluationContextExtension.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/SampleEvaluationContextExtension.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/SimpleReactiveMongoRepositoryTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/SimpleReactiveMongoRepositoryTests.java
index cd213dc73..c10f819cd 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/SimpleReactiveMongoRepositoryTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/SimpleReactiveMongoRepositoryTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/SumAge.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/SumAge.java
index 0ba54e643..76c17aa73 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/SumAge.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/SumAge.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/User.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/User.java
index bd0f8fbde..8f5176add 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/User.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/User.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/UserWithComplexId.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/UserWithComplexId.java
index f34ef2b2e..960fa062b 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/UserWithComplexId.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/UserWithComplexId.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/UserWithComplexIdRepository.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/UserWithComplexIdRepository.java
index 723b0acb9..069fdddc7 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/UserWithComplexIdRepository.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/UserWithComplexIdRepository.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/UsernameAndPassword.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/UsernameAndPassword.java
index 4e629be6d..44eccf7e4 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/UsernameAndPassword.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/UsernameAndPassword.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/VersionedPerson.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/VersionedPerson.java
index 05433e36c..5178e88bb 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/VersionedPerson.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/VersionedPerson.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/CdiExtensionIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/CdiExtensionIntegrationTests.java
index 5c3a63c33..9a8e4904e 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/CdiExtensionIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/CdiExtensionIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/CdiPersonRepository.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/CdiPersonRepository.java
index 501833cd8..c8150925e 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/CdiPersonRepository.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/CdiPersonRepository.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/MongoTemplateProducer.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/MongoTemplateProducer.java
index b72818ec6..38636b034 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/MongoTemplateProducer.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/MongoTemplateProducer.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/RepositoryClient.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/RepositoryClient.java
index 8016109ea..de5e760f7 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/RepositoryClient.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/RepositoryClient.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/SamplePersonFragment.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/SamplePersonFragment.java
index fd50382fd..e929d7147 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/SamplePersonFragment.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/SamplePersonFragment.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/SamplePersonFragmentImpl.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/SamplePersonFragmentImpl.java
index 88373b74f..342754a5b 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/SamplePersonFragmentImpl.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/SamplePersonFragmentImpl.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/SamplePersonRepository.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/SamplePersonRepository.java
index 4caca1497..567370a4d 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/SamplePersonRepository.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/cdi/SamplePersonRepository.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/MongoNamespaceIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/MongoNamespaceIntegrationTests.java
index b18993872..c5b08547f 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/MongoNamespaceIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/MongoNamespaceIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/MongoRepositoriesRegistrarIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/MongoRepositoriesRegistrarIntegrationTests.java
index d618703ef..a3fed1e83 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/MongoRepositoriesRegistrarIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/MongoRepositoriesRegistrarIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/MongoRepositoryConfigurationExtensionUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/MongoRepositoryConfigurationExtensionUnitTests.java
index 10f09722e..93e7541d7 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/MongoRepositoryConfigurationExtensionUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/MongoRepositoryConfigurationExtensionUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/ReactiveMongoRepositoriesRegistrarIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/ReactiveMongoRepositoriesRegistrarIntegrationTests.java
index ecb42171d..1f911f7c9 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/ReactiveMongoRepositoriesRegistrarIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/ReactiveMongoRepositoriesRegistrarIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/ReactiveMongoRepositoryConfigurationExtensionUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/ReactiveMongoRepositoryConfigurationExtensionUnitTests.java
index 385097398..1c86240a4 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/ReactiveMongoRepositoryConfigurationExtensionUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/ReactiveMongoRepositoryConfigurationExtensionUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/lazy/AllowNestedMongoRepositoriesRepositoryConfigTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/lazy/AllowNestedMongoRepositoriesRepositoryConfigTests.java
index 8653727eb..d5097025f 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/lazy/AllowNestedMongoRepositoriesRepositoryConfigTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/lazy/AllowNestedMongoRepositoriesRepositoryConfigTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/lazy/ClassWithNestedRepository.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/lazy/ClassWithNestedRepository.java
index ea47c45fb..dd7fed445 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/lazy/ClassWithNestedRepository.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/lazy/ClassWithNestedRepository.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/lazy/NestedMongoRepositoriesJavaConfigTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/lazy/NestedMongoRepositoriesJavaConfigTests.java
index 4d3634e18..26a10b8e9 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/lazy/NestedMongoRepositoriesJavaConfigTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/config/lazy/NestedMongoRepositoriesJavaConfigTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/ComposedRepository.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/ComposedRepository.java
index b9c76b9f9..704b764c0 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/ComposedRepository.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/ComposedRepository.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/ComposedRepositoryImplementationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/ComposedRepositoryImplementationTests.java
index 805cbefbd..f237ee8ef 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/ComposedRepositoryImplementationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/ComposedRepositoryImplementationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomMongoRepository.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomMongoRepository.java
index 52045da4d..ff7a3ee51 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomMongoRepository.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomMongoRepository.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomMongoRepositoryImpl.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomMongoRepositoryImpl.java
index f0bbeed9b..0db511de1 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomMongoRepositoryImpl.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomMongoRepositoryImpl.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomReactiveMongoRepository.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomReactiveMongoRepository.java
index 5536364b2..003a1589b 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomReactiveMongoRepository.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomReactiveMongoRepository.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomReactiveMongoRepositoryCustom.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomReactiveMongoRepositoryCustom.java
index 2fa0a4ce2..8205ceac7 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomReactiveMongoRepositoryCustom.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomReactiveMongoRepositoryCustom.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomReactiveMongoRepositoryImpl.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomReactiveMongoRepositoryImpl.java
index 9b7fdc10c..ea8935606 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomReactiveMongoRepositoryImpl.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomReactiveMongoRepositoryImpl.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomReactiveRepositoryImplementationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomReactiveRepositoryImplementationTests.java
index d98c46441..d3435f28f 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomReactiveRepositoryImplementationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomReactiveRepositoryImplementationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomRepositoryImplementationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomRepositoryImplementationTests.java
index baf65c2ff..2fff3c16e 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomRepositoryImplementationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/CustomRepositoryImplementationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2020 the original author or authors.
+ * Copyright 2013-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/RepositoryMixin.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/RepositoryMixin.java
index d37cc4fa9..d4ba891cf 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/RepositoryMixin.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/RepositoryMixin.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/RepositoryMixinImpl.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/RepositoryMixinImpl.java
index 5a2913804..603ae14dd 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/RepositoryMixinImpl.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/custom/RepositoryMixinImpl.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/AbstractMongoQueryUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/AbstractMongoQueryUnitTests.java
index 4d5cf58f0..336850d40 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/AbstractMongoQueryUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/AbstractMongoQueryUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/AbstractReactiveMongoQueryUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/AbstractReactiveMongoQueryUnitTests.java
index dc69a8f78..76265e392 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/AbstractReactiveMongoQueryUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/AbstractReactiveMongoQueryUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/ConvertingParameterAccessorUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/ConvertingParameterAccessorUnitTests.java
index ba4fbd827..a495f1847 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/ConvertingParameterAccessorUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/ConvertingParameterAccessorUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/MappingMongoEntityInformationUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/MappingMongoEntityInformationUnitTests.java
index 94f6e985a..e823a9f9d 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/MappingMongoEntityInformationUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/MappingMongoEntityInformationUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/MongoParametersParameterAccessorUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/MongoParametersParameterAccessorUnitTests.java
index fce0af05a..37bc35ccf 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/MongoParametersParameterAccessorUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/MongoParametersParameterAccessorUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/MongoParametersUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/MongoParametersUnitTests.java
index dc5e391e7..e53cceddd 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/MongoParametersUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/MongoParametersUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/MongoQueryCreatorUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/MongoQueryCreatorUnitTests.java
index c290d264b..7d6f510d4 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/MongoQueryCreatorUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/MongoQueryCreatorUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/MongoQueryExecutionUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/MongoQueryExecutionUnitTests.java
index 18d3f8f72..408ef0943 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/MongoQueryExecutionUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/MongoQueryExecutionUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/MongoQueryMethodUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/MongoQueryMethodUnitTests.java
index 18287fe23..cddfd27ea 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/MongoQueryMethodUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/MongoQueryMethodUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/PartTreeMongoQueryUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/PartTreeMongoQueryUnitTests.java
index 2b9ce8699..a0a813bce 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/PartTreeMongoQueryUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/PartTreeMongoQueryUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/ReactiveMongoQueryExecutionUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/ReactiveMongoQueryExecutionUnitTests.java
index 15f2c2285..48392a390 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/ReactiveMongoQueryExecutionUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/ReactiveMongoQueryExecutionUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/ReactiveMongoQueryMethodUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/ReactiveMongoQueryMethodUnitTests.java
index 763781e88..12fffca0f 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/ReactiveMongoQueryMethodUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/ReactiveMongoQueryMethodUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/ReactiveStringBasedAggregationUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/ReactiveStringBasedAggregationUnitTests.java
index 8565bb980..59262c5e9 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/ReactiveStringBasedAggregationUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/ReactiveStringBasedAggregationUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/ReactiveStringBasedMongoQueryUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/ReactiveStringBasedMongoQueryUnitTests.java
index 66396718b..41ae14c16 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/ReactiveStringBasedMongoQueryUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/ReactiveStringBasedMongoQueryUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2016-2020 the original author or authors.
+ * Copyright 2016-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/StringBasedAggregationUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/StringBasedAggregationUnitTests.java
index bb3092317..26d1b3503 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/StringBasedAggregationUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/StringBasedAggregationUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/StringBasedMongoQueryUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/StringBasedMongoQueryUnitTests.java
index 7a3a7fb45..01c3f9762 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/StringBasedMongoQueryUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/StringBasedMongoQueryUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/StubParameterAccessor.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/StubParameterAccessor.java
index 81382286d..f43e3a107 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/StubParameterAccessor.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/query/StubParameterAccessor.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/IndexEnsuringQueryCreationListenerUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/IndexEnsuringQueryCreationListenerUnitTests.java
index 48f889834..7146f6eec 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/IndexEnsuringQueryCreationListenerUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/IndexEnsuringQueryCreationListenerUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/MongoRepositoryFactoryBeanUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/MongoRepositoryFactoryBeanUnitTests.java
index ea930c0c3..59e930315 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/MongoRepositoryFactoryBeanUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/MongoRepositoryFactoryBeanUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/MongoRepositoryFactoryUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/MongoRepositoryFactoryUnitTests.java
index 9b1863dbf..935346cec 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/MongoRepositoryFactoryUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/MongoRepositoryFactoryUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/QuerydslMongoPredicateExecutorIntegrationTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/QuerydslMongoPredicateExecutorIntegrationTests.java
index 557fd6e72..48f1be913 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/QuerydslMongoPredicateExecutorIntegrationTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/QuerydslMongoPredicateExecutorIntegrationTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/QuerydslRepositorySupportTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/QuerydslRepositorySupportTests.java
index e1dd0155f..d39264374 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/QuerydslRepositorySupportTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/QuerydslRepositorySupportTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/ReactiveQuerydslMongoPredicateExecutorTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/ReactiveQuerydslMongoPredicateExecutorTests.java
index c71405635..420372df8 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/ReactiveQuerydslMongoPredicateExecutorTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/ReactiveQuerydslMongoPredicateExecutorTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/SimpleMongoRepositoryTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/SimpleMongoRepositoryTests.java
index 3c6294fbc..2d2e575c6 100755
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/SimpleMongoRepositoryTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/SimpleMongoRepositoryTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2020 the original author or authors.
+ * Copyright 2010-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/SimpleMongoRepositoryUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/SimpleMongoRepositoryUnitTests.java
index 760b36157..49f3cc51a 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/SimpleMongoRepositoryUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/SimpleMongoRepositoryUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/SimpleMongoRepositoryVersionedEntityTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/SimpleMongoRepositoryVersionedEntityTests.java
index abfa2819d..671d66d72 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/SimpleMongoRepositoryVersionedEntityTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/SimpleMongoRepositoryVersionedEntityTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/SimpleReactiveMongoRepositoryUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/SimpleReactiveMongoRepositoryUnitTests.java
index bb0d64822..74c5365c5 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/SimpleReactiveMongoRepositoryUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/SimpleReactiveMongoRepositoryUnitTests.java
@@ -15,7 +15,7 @@
  */
 
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/SimpleReactiveMongoRepositoryVersionedEntityTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/SimpleReactiveMongoRepositoryVersionedEntityTests.java
index 61474eb4c..f66e845bd 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/SimpleReactiveMongoRepositoryVersionedEntityTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/SimpleReactiveMongoRepositoryVersionedEntityTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/SpringDataMongodbSerializerUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/SpringDataMongodbSerializerUnitTests.java
index c8b90ea22..0533af091 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/SpringDataMongodbSerializerUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/repository/support/SpringDataMongodbSerializerUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2020 the original author or authors.
+ * Copyright 2011-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/AfterTransactionAssertion.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/AfterTransactionAssertion.java
index 75bf1e769..e382c0a00 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/AfterTransactionAssertion.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/AfterTransactionAssertion.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/AssertErrors.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/AssertErrors.java
index 991bf4369..6eb683a6c 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/AssertErrors.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/AssertErrors.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/Assertions.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/Assertions.java
index eab8addc9..0ce6b0bdd 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/Assertions.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/Assertions.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/BasicDbListBuilder.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/BasicDbListBuilder.java
index 32b8962c3..c5c16c68a 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/BasicDbListBuilder.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/BasicDbListBuilder.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2020 the original author or authors.
+ * Copyright 2015-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/CleanMongoDB.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/CleanMongoDB.java
index cabd2022f..d421ec3a4 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/CleanMongoDB.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/CleanMongoDB.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/CleanMongoDBJunitRunListener.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/CleanMongoDBJunitRunListener.java
index 8f076e9a1..15e830a5a 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/CleanMongoDBJunitRunListener.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/CleanMongoDBJunitRunListener.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/CleanMongoDBTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/CleanMongoDBTests.java
index 6060f915a..8c1fd519c 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/CleanMongoDBTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/CleanMongoDBTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/DocumentAssert.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/DocumentAssert.java
index 7c3498004..db33b29b8 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/DocumentAssert.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/DocumentAssert.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/MongoTestUtils.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/MongoTestUtils.java
index bee8ecf47..574441ed4 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/MongoTestUtils.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/MongoTestUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/MongoVersion.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/MongoVersion.java
index d0db1f0b3..a3c7126f8 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/MongoVersion.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/MongoVersion.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/MongoVersionRule.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/MongoVersionRule.java
index cfe11adb4..724ac1eb3 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/MongoVersionRule.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/MongoVersionRule.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2014-2020 the original author or authors.
+ * Copyright 2014-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/ReplicaSet.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/ReplicaSet.java
index f8de44892..7ecc874c7 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/ReplicaSet.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/test/util/ReplicaSet.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2020 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/util/json/ParameterBindingJsonReaderUnitTests.java b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/util/json/ParameterBindingJsonReaderUnitTests.java
index 570c8d7f8..1fb70d053 100644
--- a/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/util/json/ParameterBindingJsonReaderUnitTests.java
+++ b/spring-data-mongodb/src/test/java/org/springframework/data/mongodb/util/json/ParameterBindingJsonReaderUnitTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-2020 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/Entities.kt b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/Entities.kt
index 40331c132..b9b7d6b87 100644
--- a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/Entities.kt
+++ b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/Entities.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ExecutableAggregationOperationExtensionsTests.kt b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ExecutableAggregationOperationExtensionsTests.kt
index 841cb403f..6e09b3773 100644
--- a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ExecutableAggregationOperationExtensionsTests.kt
+++ b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ExecutableAggregationOperationExtensionsTests.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2019 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ExecutableFindOperationExtensionsTests.kt b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ExecutableFindOperationExtensionsTests.kt
index 624f110fb..44e71e887 100644
--- a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ExecutableFindOperationExtensionsTests.kt
+++ b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ExecutableFindOperationExtensionsTests.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2019 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ExecutableInsertOperationExtensionsTests.kt b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ExecutableInsertOperationExtensionsTests.kt
index 1a2d282b2..f10e8ee18 100644
--- a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ExecutableInsertOperationExtensionsTests.kt
+++ b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ExecutableInsertOperationExtensionsTests.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2019 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ExecutableMapReduceOperationExtensionsTests.kt b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ExecutableMapReduceOperationExtensionsTests.kt
index 242ae0880..76fdde331 100644
--- a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ExecutableMapReduceOperationExtensionsTests.kt
+++ b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ExecutableMapReduceOperationExtensionsTests.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2019 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ExecutableRemoveOperationExtensionsTests.kt b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ExecutableRemoveOperationExtensionsTests.kt
index 7d1abf20d..235b9a856 100644
--- a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ExecutableRemoveOperationExtensionsTests.kt
+++ b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ExecutableRemoveOperationExtensionsTests.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2019 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ExecutableUpdateOperationExtensionsTests.kt b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ExecutableUpdateOperationExtensionsTests.kt
index b76ce4b03..f7e74ae31 100644
--- a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ExecutableUpdateOperationExtensionsTests.kt
+++ b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ExecutableUpdateOperationExtensionsTests.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2019 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/MongoOperationsExtensionsTests.kt b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/MongoOperationsExtensionsTests.kt
index ee70b344d..6181b3607 100644
--- a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/MongoOperationsExtensionsTests.kt
+++ b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/MongoOperationsExtensionsTests.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2019 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveAggregationOperationExtensionsTests.kt b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveAggregationOperationExtensionsTests.kt
index 02390898d..0bc661460 100644
--- a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveAggregationOperationExtensionsTests.kt
+++ b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveAggregationOperationExtensionsTests.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2019 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveChangeStreamOperationExtensionsTests.kt b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveChangeStreamOperationExtensionsTests.kt
index 1ce033725..e88596f1f 100644
--- a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveChangeStreamOperationExtensionsTests.kt
+++ b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveChangeStreamOperationExtensionsTests.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019 the original author or authors.
+ * Copyright 2019-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveFindOperationExtensionsTests.kt b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveFindOperationExtensionsTests.kt
index 117b95383..ae0b62eea 100644
--- a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveFindOperationExtensionsTests.kt
+++ b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveFindOperationExtensionsTests.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2019 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveInsertOperationExtensionsTests.kt b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveInsertOperationExtensionsTests.kt
index 0a2ab286e..abc1eb42f 100644
--- a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveInsertOperationExtensionsTests.kt
+++ b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveInsertOperationExtensionsTests.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2019 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveMapReduceOperationExtensionsTests.kt b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveMapReduceOperationExtensionsTests.kt
index e17748ab4..fa74c458c 100644
--- a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveMapReduceOperationExtensionsTests.kt
+++ b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveMapReduceOperationExtensionsTests.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2019 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveMongoOperationsExtensionsTests.kt b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveMongoOperationsExtensionsTests.kt
index 6b3d3e1b1..37c355e66 100644
--- a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveMongoOperationsExtensionsTests.kt
+++ b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveMongoOperationsExtensionsTests.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2019 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveRemoveOperationExtensionsTests.kt b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveRemoveOperationExtensionsTests.kt
index 819272235..e637dd94e 100644
--- a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveRemoveOperationExtensionsTests.kt
+++ b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveRemoveOperationExtensionsTests.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2019 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveUpdateOperationExtensionsTests.kt b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveUpdateOperationExtensionsTests.kt
index 19f1a1b38..16eccc5b6 100644
--- a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveUpdateOperationExtensionsTests.kt
+++ b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/ReactiveUpdateOperationExtensionsTests.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2019 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/query/CriteriaExtensionsTests.kt b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/query/CriteriaExtensionsTests.kt
index ba6378f4c..02753f16d 100644
--- a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/query/CriteriaExtensionsTests.kt
+++ b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/query/CriteriaExtensionsTests.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2019 the original author or authors.
+ * Copyright 2017-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/query/KPropertyPathTests.kt b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/query/KPropertyPathTests.kt
index 6df60cf9e..73a80b8f7 100644
--- a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/query/KPropertyPathTests.kt
+++ b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/query/KPropertyPathTests.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2019 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/query/TypedCriteriaExtensionsTests.kt b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/query/TypedCriteriaExtensionsTests.kt
index 56386da25..54969476d 100644
--- a/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/query/TypedCriteriaExtensionsTests.kt
+++ b/spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/query/TypedCriteriaExtensionsTests.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018-2019 the original author or authors.
+ * Copyright 2018-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/src/main/asciidoc/index.adoc b/src/main/asciidoc/index.adoc
index 66dfee37c..5a631fe72 100644
--- a/src/main/asciidoc/index.adoc
+++ b/src/main/asciidoc/index.adoc
@@ -5,7 +5,7 @@ Mark Pollack; Thomas Risberg; Oliver Gierke; Costin Leau; Jon Brisbin; Thomas Da
 ifdef::backend-epub3[:front-cover-image: image:epub-cover.png[Front Cover,1050,1600]]
 :spring-data-commons-docs: ../../../../../spring-data-commons/src/main/asciidoc
 
-(C) 2008-2019 The original authors.
+(C) 2008-2021 The original authors.
 
 NOTE: Copies of this document may be made for your own use and for distribution to others, provided that you do not charge any fee for such copies and further provided that each copy contains this Copyright Notice, whether distributed in print or electronically.