4.0.0 org.apache.maven maven 3.8.4 maven-model Maven Model Model for Maven POM (Project Object Model) FileLength org.codehaus.plexus plexus-utils org.codehaus.modello modello-maven-plugin 4.0.0 src/main/mdo/maven.mdo modello java xpp3-reader xpp3-extended-reader xpp3-writer xpp3-extended-writer org.apache.maven.plugins maven-site-plugin navigation.xml