DATAMONGO-2653 - Release version 3.1.2 (2020.0.2).

Original Pull Request: #895

pom.xml

@@ -5,7 +5,7 @@
 
 	<groupId>org.springframework.data</groupId>
 	<artifactId>spring-data-mongodb-parent</artifactId>
-	<version>3.1.1</version>
+	<version>3.1.2</version>
 	<packaging>pom</packaging>
 
 	<name>Spring Data MongoDB</name>
@@ -15,7 +15,7 @@
 	<parent>
 		<groupId>org.springframework.data.build</groupId>
 		<artifactId>spring-data-parent</artifactId>
-		<version>2.4.1</version>
+		<version>2.4.2</version>
 	</parent>
 
 	<modules>
@@ -26,7 +26,7 @@
 	<properties>
 		<project.type>multi</project.type>
 		<dist.id>spring-data-mongodb</dist.id>
-		<springdata.commons>2.4.1</springdata.commons>
+		<springdata.commons>2.4.2</springdata.commons>
 		<mongo>4.1.1</mongo>
 		<mongo.reactivestreams>${mongo}</mongo.reactivestreams>
 		<jmh.version>1.19</jmh.version>

spring-data-mongodb-benchmarks/pom.xml

@@ -7,7 +7,7 @@
 	<parent>
 		<groupId>org.springframework.data</groupId>
 		<artifactId>spring-data-mongodb-parent</artifactId>
-		<version>3.1.1</version>
+		<version>3.1.2</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 

spring-data-mongodb-distribution/pom.xml

@@ -14,7 +14,7 @@
 	<parent>
 		<groupId>org.springframework.data</groupId>
 		<artifactId>spring-data-mongodb-parent</artifactId>
-		<version>3.1.1</version>
+		<version>3.1.2</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 

spring-data-mongodb/pom.xml

@@ -11,7 +11,7 @@
 	<parent>
 		<groupId>org.springframework.data</groupId>
 		<artifactId>spring-data-mongodb-parent</artifactId>
-		<version>3.1.1</version>
+		<version>3.1.2</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 

spring-data-mongodb/src/main/kotlin/org/springframework/data/mongodb/core/query/KPropertyPath.kt

@@ -27,7 +27,7 @@ import kotlin.reflect.KProperty1
  * @since 2.2
  */
 class KPropertyPath<T, U>(
-		internal val parent: KProperty<U>,
+		internal val parent: KProperty<U?>,
 		internal val child: KProperty1<U, T>
 ) : KProperty<T> by child
 
@@ -52,7 +52,8 @@ internal fun asString(property: KProperty<*>): String {
  * Book::author / Author::name isEqualTo "Herman Melville"
  * ```
  * @author Tjeu Kayim
+ * @author Yoann de Martino
  * @since 2.2
  */
-operator fun <T, U> KProperty<T>.div(other: KProperty1<T, U>) =
+operator fun <T, U> KProperty<T?>.div(other: KProperty1<T, U>) =
 		KPropertyPath(this, other)

spring-data-mongodb/src/test/kotlin/org/springframework/data/mongodb/core/query/KPropertyPathTests.kt

@@ -93,6 +93,15 @@ class KPropertyPathTests {
 		assertThat(property).isEqualTo("entity.book.author.name")
 	}
 
+	@Test // DATAMONGO-2661
+	fun `Convert nullable KProperty to field name`() {
+		class Cat(val name: String)
+		class Owner(val cat: Cat?)
+
+		val property = asString(Owner::cat / Cat::name)
+		assertThat(property).isEqualTo("cat.name")
+	}
+
 	class Book(val title: String, val author: Author)
 	class Author(val name: String)
 }

src/main/asciidoc/preface.adoc

@@ -41,7 +41,62 @@ The starting point for learning about MongoDB is https://www.mongodb.org/[www.mo
 
 The Spring Data MongoDB 3.x binaries require JDK level 8.0 and above and https://spring.io/docs[Spring Framework] {springVersion} and above.
 
-In terms of document stores, you need at least version 2.6 of https://www.mongodb.org/[MongoDB].
+In terms of document stores, you need at least version 3.6 of https://www.mongodb.org/[MongoDB], though we recommend a more recent version.
+
+[[compatibility.matrix]]
+=== Compatibility Matrix
+
+The following compatibility matrix summarizes Spring Data versions to MongoDB driver/database versions.
+Database versions show the highest supported server version that pass the Spring Data test suite.
+You can use newer server versions unless your application uses functionality that is affected by <<compatibility.changes,changes in the MongoDB server>>.
+
+[cols="h,m,m,m", options="header"]
+|===
+
+|Spring Data Release Train
+|Spring Data MongoDB
+|Driver Version
+|Server Version
+
+|2021.0
+|3.2.x
+|4.1.x
+|4.4.x
+
+|2020.0
+|3.1.x
+|4.1.x
+|4.4.x
+
+|Neumann
+|3.0.x
+|4.0.x
+|4.4.x
+
+|Moore
+|2.2.x
+|3.11.x/Reactive Streams 1.12.x
+|4.2.x
+
+|Lovelace
+|2.1.x
+|3.8.x/Reactive Streams 1.9.x
+|4.0.x
+
+|===
+
+[[compatibility.changes]]
+[[compatibility.changes-4.4]]
+==== Relevant Changes in MongoDB 4.4
+
+* Fields list must not contain text search score property when no `$text` criteria present. See also https://docs.mongodb.com/manual/reference/operator/query/text/[`$text` operator]
+* Sort must not be an empty document when running map reduce.
+
+[[compatibility.changes-4.2]]
+==== Relevant Changes in MongoDB 4.2
+
+* Removal of `geoNear` command. See also https://docs.mongodb.com/manual/release-notes/4.2-compatibility/#remove-support-for-the-geonear-command[Removal of `geoNear`]
+* Removal of `eval` command. See also https://docs.mongodb.com/manual/release-notes/4.2-compatibility/#remove-support-for-the-eval-command[Removal of `eval`]
 
 [[get-started:help]]
 == Additional Help Resources

src/main/resources/changelog.txt

@@ -1,6 +1,38 @@
 Spring Data MongoDB Changelog
 =============================
 
+Changes in version 3.1.2 (2020-12-09)
+-------------------------------------
+* DATAMONGO-2663 - Document Spring Data to MongoDB compatibility.
+* DATAMONGO-2661 - Handle nullable types for KPropertyPath.
+* DATAMONGO-2653 - Release 3.1.2 (2020.0.2).
+
+
+Changes in version 3.2.0-M1 (2020-12-09)
+----------------------------------------
+* DATAMONGO-2663 - Document Spring Data to MongoDB compatibility.
+* DATAMONGO-2661 - Handle nullable types for KPropertyPath.
+* DATAMONGO-2659 - Allow disk use on Query.
+* DATAMONGO-2652 - Implement CrudRepository.delete(Iterable<ID> ids).
+* DATAMONGO-2649 - Release 3.2 M1 (2021.0.0).
+* DATAMONGO-2644 - Invalid reference '_id'! Error In spring data mongodb.
+* DATAMONGO-2635 - Enums Don't Properly Serialize In Aggregation Pipeline Facet.
+
+
+Changes in version 3.0.6.RELEASE (2020-12-09)
+---------------------------------------------
+* DATAMONGO-2663 - Document Spring Data to MongoDB compatibility.
+* DATAMONGO-2661 - Handle nullable types for KPropertyPath.
+* DATAMONGO-2647 - Release 3.0.6 (Neumann SR6).
+* DATAMONGO-2644 - Invalid reference '_id'! Error In spring data mongodb.
+
+
+Changes in version 2.2.12.RELEASE (2020-12-09)
+----------------------------------------------
+* DATAMONGO-2663 - Document Spring Data to MongoDB compatibility.
+* DATAMONGO-2646 - Release 2.2.12 (Moore SR12).
+
+
 Changes in version 3.1.1 (2020-11-11)
 -------------------------------------
 * DATAMONGO-2648 - Release 3.1.1 (2020.0.1).
@@ -3221,6 +3253,10 @@ Repository
 
 
 
+
+
+
+
 
 
 

src/main/resources/notice.txt

@@ -1,4 +1,4 @@
-Spring Data MongoDB 3.1.1 (2020.0.1)
+Spring Data MongoDB 3.1.2 (2020.0.2)
 Copyright (c) [2010-2019] Pivotal Software, Inc.
 
 This product is licensed to you under the Apache License, Version 2.0 (the "License").
@@ -21,3 +21,4 @@ conditions of the subcomponent's license, as noted in the LICENSE file.
 
 
 
+