4.0.0 com.google.errorprone error_prone_parent 2.3.4 error-prone annotations error_prone_annotations junit junit ${junit.version} test Apache 2.0 http://www.apache.org/licenses/LICENSE-2.0.txt org.apache.maven.plugins maven-compiler-plugin 1.7 1.7 maven-jar-plugin com.google.errorprone.annotations