4.0.0 core-java-collections-set-2 core-java-collections-set-2 jar com.baeldung.core-java-modules core-java-modules 0.0.1-SNAPSHOT org.junit.platform junit-platform-runner ${junit-platform.version} test org.apache.commons commons-collections4 4.4 org.testng testng 7.7.0 test com.google.guava guava ${guava.version} org.apache.maven.plugins maven-compiler-plugin