Java tutorial
/* * Copyright 2013 Google Inc. * * 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 * * http://www.apache.org/licenses/LICENSE-2.0 * * 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. */ package hk.edu.cityu.appslab.calmessenger.gcm; import android.app.Activity; import android.content.ComponentName; import android.content.Context; import android.content.Intent; import android.support.v4.content.WakefulBroadcastReceiver; /** * This {@code WakefulBroadcastReceiver} takes care of creating and managing a * partial wake lock for your app. It passes off the work of processing the GCM * message to an {@code IntentService}, while ensuring that the device does not * go back to sleep in the transition. The {@code IntentService} calls * {@code GcmBroadcastReceiver.completeWakefulIntent()} when it is ready to * release the wake lock. */ public class GcmBroadcastReceiver extends WakefulBroadcastReceiver { @Override public void onReceive(Context context, Intent intent) { // Explicitly specify that GcmIntentService will handle the intent. System.out.println(MyGcmIntentService.class.getName()); String className = GcmManager.getInstance(context).getHandleIntentServiceCompName(); ComponentName comp = new ComponentName(context.getPackageName(), className); // Start the service, keeping the device awake while it is launching. startWakefulService(context, (intent.setComponent(comp))); setResultCode(Activity.RESULT_OK); } }