4.0.0 war 1.0-SNAPSHOT com.example.appengine appengine-mailgun-j8 com.google.cloud appengine-java8-samples 1.0.0 .. javax.servlet javax.servlet-api 3.1.0 jar provided com.sun.jersey jersey-core 1.19.3 com.sun.jersey jersey-client 1.19.3 com.sun.jersey.contribs jersey-multipart 1.19.3 ${project.build.directory}/${project.build.finalName}/WEB-INF/classes com.google.cloud.tools appengine-maven-plugin 1.3.1 true true