4.0.0 war 1.0-SNAPSHOT com.example.appengine appengine-helloworld com.google.cloud appengine-doc-samples 1.0.0 .. javax.servlet servlet-api 2.5 provided ${project.build.directory}/${project.build.finalName}/WEB-INF/classes org.apache.maven.plugins 3.3 maven-compiler-plugin 1.7 1.7 com.google.appengine appengine-maven-plugin ${appengine.sdk.version}