Using a new module.

core-java-modules/core-java-concurrency-advanced-3/pom.xml

@@ -1,7 +1,9 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
+    http://maven.apache.org/xsd/maven-4.0.0.xsd">
+
     <modelVersion>4.0.0</modelVersion>
-    <groupId>com.baeldung</groupId>
     <artifactId>core-java-concurrency-advanced-3</artifactId>
     <version>0.1.0-SNAPSHOT</version>
     <name>core-java-concurrency-advanced-3</name>
@@ -15,6 +17,12 @@
     </parent>
 
     <dependencies>
+        <dependency>
+            <groupId>org.assertj</groupId>
+            <artifactId>assertj-core</artifactId>
+            <version>${assertj.version}</version>
+            <scope>test</scope>
+        </dependency>
     </dependencies>
 
     <build>
@@ -28,6 +36,7 @@
     </build>
 
     <properties>
+        <assertj.version>3.14.0</assertj.version>
     </properties>
 
 </project>

core-java-modules/core-java-concurrency-advanced-3/src/test/java/com/baeldung/rejection/SaturationPolicyUnitTest.java

@@ -96,7 +96,8 @@ public class SaturationPolicyUnitTest {
         ThreadPoolExecutor executor = new ThreadPoolExecutor(1, 1, 0, MILLISECONDS, new LinkedBlockingQueue<>());
         executor.shutdownNow();
 
-        assertThatThrownBy(() -> executor.execute(() -> {})).isInstanceOf(RejectedExecutionException.class);
+        assertThatThrownBy(() -> executor.execute(() -> {
+        })).isInstanceOf(RejectedExecutionException.class);
     }
 
     @Test