Java tutorial
/** * Copyright 2015 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 * * 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 com.example.etsmith.gcmupstream; import android.content.Intent; import android.os.Bundle; import android.os.Handler; import android.os.Looper; import android.support.v4.content.LocalBroadcastManager; import android.util.Log; import android.widget.Toast; import com.google.android.gms.gcm.GcmListenerService; public class MyGcmListenerService extends GcmListenerService { private final String TAG = getClass().getSimpleName(); @Override public void onMessageReceived(String from, final Bundle data) { super.onMessageReceived(from, data); Handler handler = new Handler(Looper.getMainLooper()); handler.post(new Runnable() { public void run() { Toast.makeText(getApplicationContext(), "Message Received: " + data.toString(), Toast.LENGTH_SHORT) .show(); } }); for (String dataTag : data.keySet()) { if (!dataTag.equals(Constants.NOTIFICATION_BUNDLE)) { Log.d(TAG, dataTag + ": " + data.getString(dataTag)); } else { Bundle bundle = data.getBundle(dataTag); for (String bundleTag : bundle.keySet()) { Log.d(TAG, bundleTag + ": " + data.getString(bundleTag)); } } } String action = data.getString(Constants.ACTION); String status = data.getString(Constants.STATUS); if (Constants.REGISTER_NEW_CLIENT.equals(action) && Constants.STATUS_REGISTERED.equals(status)) { Log.d(TAG, "Registration Success"); } else if (Constants.UNREGISTER_CLIENT.equals(action) && Constants.STATUS_UNREGISTERED.equals(status)) { // token = ""; Log.d(TAG, "Unregistration Success"); } else if (from.startsWith(Constants.TOPIC_ROOT)) { Log.d(TAG, "Topic message: " + data.toString()); } else { Log.d(TAG, "Other type of action: " + data.toString()); } } @Override public void onSendError(String msgId, String error) { Log.d(TAG, "onSendError: " + msgId + " " + error); } }