core-java-modules com.baeldung.core-java-modules 1.0.0-SNAPSHOT 4.0.0 core-java-lang-oop-methods core-java-lang-oop-methods jar org.assertj assertj-core ${assertj-core.version} test nl.jqno.equalsverifier equalsverifier ${equalsverifier.version} test 3.10.0 3.0.3