4.0.0 plugin-management pom maven-simple com.baeldung 1.0.0-SNAPSHOT submodule-1 submodule-2 org.codehaus.mojo build-helper-maven-plugin ${maven.bulid.helper.plugin} add-resource generate-resources add-resource src/resources json org.apache.maven.plugins maven-compiler-plugin ${maven.compiler.plugin} 1.8 1.8 3.10.0 3.3.0