Java tutorial
/** * Copyright 2016 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.songkadi.testnotifcm; import android.app.NotificationManager; import android.app.PendingIntent; import android.content.Context; import android.content.Intent; import android.media.RingtoneManager; import android.net.Uri; import android.support.v4.app.NotificationCompat; import android.util.Log; import com.google.firebase.crash.FirebaseCrash; import com.google.firebase.messaging.FirebaseMessagingService; import com.google.firebase.messaging.RemoteMessage; import com.google.gson.Gson; import com.songkadi.testnotifcm.entity.ServerStatus; import com.songkadi.testnotifcm.entity.StatusAmount; import java.util.Map; public class MessagingService extends FirebaseMessagingService { private static final String TAG = "MyFirebaseMsgService"; private static final Gson gson = new Gson(); @Override public void onMessageReceived(RemoteMessage remoteMessage) { try { Map<String, String> data = remoteMessage.getData(); if (data.size() > 0) { Log.i(TAG, "Message data payload: " + data); ServerStatus serverStatus = new ServerStatus(data.get("startTime"), data.get("uptime"), data.get("timestamp"), data.get("serverName"), data.get("serverPort"), gson.fromJson(data.get("memory"), StatusAmount.class), gson.fromJson(data.get("thread"), StatusAmount.class)); sendNotification(serverStatus); } } catch (Exception e) { FirebaseCrash.report(e); } super.onMessageReceived(remoteMessage); } private void sendNotification(ServerStatus serverStatus) { Intent intent = new Intent(this, MainActivity.class).addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP); PendingIntent pendingIntent = PendingIntent.getActivity(this, 0, intent, PendingIntent.FLAG_ONE_SHOT); Uri defaultSoundUri = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION); NotificationCompat.Builder notificationBuilder = new NotificationCompat.Builder(this) .setSmallIcon(R.drawable.ic_menu_manage).setContentTitle(serverStatus.getServerName()) .setContentText(serverStatus.getStartTime()).setAutoCancel(true).setSound(defaultSoundUri) .setContentIntent(pendingIntent); NotificationManager notificationManager = (NotificationManager) getSystemService( Context.NOTIFICATION_SERVICE); notificationManager.notify((int) System.currentTimeMillis(), notificationBuilder.build()); } }