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MobileAssistant-Data Initial commit May 14, 2013
MobileAssistant-Tutorial Fixing folder structure Jun 21, 2013
src Initial commit May 14, 2013
war/WEB-INF Initial commit May 14, 2013
.DS_Store Minor fixes to folder structure Jun 21, 2013
.classpath Initial commit May 14, 2013
.project Initial commit May 14, 2013
LICENSE License file May 14, 2013 Deprecate this repo Jul 27, 2015

status: inactive

This project is no longer actively developed or maintained.

For new work on this check out MobileShoppingAssistant

Mobile Shopping Assistant Java Backend


Copyright 2013 Google Inc. All Rights Reserved.

Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.


This sample application is not an official Google product.

Supported Platform and Versions

This sample source code and project is designed to work with Eclipse. It was tested with Eclipse 3.8 and Google App Engine SDK


Mobile Shopping Assistant Java Backend demonstrates how to build a mobile backend that will power Android and iOS native applications and expose API using Google Cloud Endpoints.


  1. Eclipse with Google Plugin for Eclipse version 3.2.3 or newer.

  2. Google App Engine SDK version or higher.

Developer Guide using Eclipse

The repository does not include jars. Therefore when you open the project in Eclipse you will initially see errors. After following the steps below, all errors should be gone.

  1. Follow Android documentation to install the helper libraries and to copy the gcm-server.jar into war/WEB-INF/lib directory.

  2. If you see errors about App Engine not being configured correctly, go to Project Properties->Google->App Engine and unselect 'Use Google App Engine' and click OK. Then go to the same dialog again, select 'Use Google App Engine' and make sure that the selected version of SDK is or newer.

  3. Open war/WEB-INF/appengine-web.xml and enter your app id within application XML element.

  4. Open MobileAssistant-AppEngine/src/ and enter your GCM_API_KEY, ANDROID_CLIENT_ID, IOS_CLIENT_ID, WEB_CLIENT_ID and AUDIENCE. Follow Android documentation to obtain GCM_API_KEY (Note: In the 'Enabling the GCM Service' step choose 'Google Cloud Messaging for Android') and follow the Cloud Endpoints documentation to obtain the 3 Client IDs. For Android Client ID the package name is ''. For iOS Client ID the bundle is ''.

  5. Select MobileAssistant-AppEngine project in "Project Explorer" and from Google context menu select Generate Cloud Endpoint client library.

  6. Select MobileAssistant-AppEngine project and from Google context menu select Deploy to App Engine.

  7. Follow steps in in MobileAssistant-Data directory to import sample data to the deployed backend.

Now you are ready to use Mobile Shopping Assistant Android client or iOS Client with the mobile backend that you deployed. Follow the steps in for Android and iOS client.