4.0.0 custom-rule custom-rule com.baeldung maven-plugins 0.0.1-SNAPSHOT org.apache.maven.enforcer enforcer-api ${api.version} org.apache.maven maven-project ${maven.version} org.apache.maven maven-core ${maven.version} org.apache.maven maven-artifact ${maven.version} org.apache.maven maven-plugin-api ${maven.version} org.codehaus.plexus plexus-container-default ${plexus-container-default.version} 3.0.0-M2 2.0.9 1.0-alpha-9