4.0.0 com.kerb4j kerb4j 0.0.8 kerb4j-common kerb4j-common kerb4j-common org.apache.maven.plugins maven-jar-plugin 3.0.2 test-jar java-8-plus [1.8,) org.codehaus.mojo build-helper-maven-plugin 3.0.0 add-source generate-sources add-source src/main/java8