Java tutorial
/** * Copyright 2015 Google Inc. All Rights Reserved. * <p> * 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 * <p> * http://www.apache.org/licenses/LICENSE-2.0 * <p> * 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 com.mobile.lapa.waitandsee; import android.app.NotificationManager; import android.app.PendingIntent; import android.content.Context; import android.content.Intent; import android.net.Uri; import android.os.Bundle; import android.os.PowerManager; import android.support.v4.app.NotificationCompat; import android.util.Log; public class MyGcmListenerService extends com.google.android.gms.gcm.GcmListenerService { private static final String TAG = "MyGcmListenerService"; /** * Called when message is received. * * @param from SenderID of the sender. * @param data Data bundle containing message data as key/value pairs. * For Set of keys use data.keySet(). */ // [START receive_message] @Override public void onMessageReceived(String from, Bundle data) { String message = data.getString("message"); String title = data.getString("title"); Log.d(TAG, "From: " + from); Log.d(TAG, "Message: " + message); if (from.startsWith("/topics/")) { // message received from some topic. } else { // normal downstream message. } // [START_EXCLUDE] /** * Production applications would usually process the message here. * Eg: - Syncing with server. * - Store message in local database. * - Update UI. */ /** * In some cases it may be useful to show a notification indicating to the user * that a message was received. */ sendNotification(title, message); // [END_EXCLUDE] } // [END receive_message] /** * Create and show a simple notification containing the received GCM message. * * @param title * @param message GCM message received. */ private void sendNotification(String title, String message) { Intent intent = new Intent(this, MainActivity.class); intent.setFlags(Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT | Intent.FLAG_ACTIVITY_NEW_TASK); intent.putExtra("TITLE_KEY", title); intent.putExtra("MESSAGE_KEY", message); PendingIntent pendingIntent = PendingIntent.getActivity(this, 0 /* Request code */, intent, PendingIntent.FLAG_ONE_SHOT); Uri defaultSoundUri = Uri.parse("android.resource://" + getPackageName() + "/" + R.raw.game_finished); //Uri defaultSoundUri = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION); NotificationCompat.Builder notificationBuilder = new NotificationCompat.Builder(this) .setSmallIcon(R.drawable.sap_logo).setContentTitle(title).setContentText(message) .setAutoCancel(true).setSound(defaultSoundUri).setContentIntent(pendingIntent); NotificationManager notificationManager = (NotificationManager) getSystemService( Context.NOTIFICATION_SERVICE); // Random random = new Random(); // int notificationId = random.nextInt(9999 - 1000) + 1000; notificationManager.notify(0 /*notificationId*/, notificationBuilder.build()); // -------- Wake up the phone and show the main activity PowerManager pm = (PowerManager) getApplicationContext().getSystemService(Context.POWER_SERVICE); PowerManager.WakeLock mWakeLock = pm.newWakeLock( (PowerManager.SCREEN_DIM_WAKE_LOCK | PowerManager.ACQUIRE_CAUSES_WAKEUP), "MainServiceTag"); mWakeLock.acquire(); // ------- Send notification to the android system startActivity(intent); mWakeLock.release(); } }