google-app-engine Google App Engine Quickstart for Java Make a change


You can leave the web server running while you develop your application. When you make a change, use the mvn clean package command to build and update your app.

  1. Try it now: Leave the web server running, then edit to change Hello, world to something else.
  2. Run mvn clean package, then reload http://localhost:8080/ to see the results.