MyFirebaseMessagingService.java

package com.the360lifechange.service;
/**
 * Created by thanhcs94 on 8/1/2016.
 */
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.messaging.FirebaseMessagingService;
import com.google.firebase.messaging.RemoteMessage;
import com.the360lifechange.MainActivity;
import com.the360lifechange.R;
/**
 * Created by Belal on 5/27/2016.
 */

public class MyFirebaseMessagingService extends FirebaseMessagingService {

    private static final String TAG = "MyFirebaseMsgService";

    @Override
    public void onMessageReceived(RemoteMessage remoteMessage) {
        //Displaying data in log
        //It is optional
        try{
            customLog("From: " + remoteMessage.getFrom());
            customLog("Notification Msg title: " + remoteMessage.getNotification().getTitle());
            customLog("Notification Msg body: " + remoteMessage.getNotification().getBody());
            customLog("mess" + remoteMessage.getData().toString());
            sendNotification(remoteMessage.getNotification().getTitle(),remoteMessage.getNotification().getBody());
        }catch (Exception e){
            customLog(e+"");
        }
        // Calling method to generate notification
    }

    //This method is only generating push notification
    //It is same as we did in earlier posts
    private void sendNotification(String title,String messageBody) {
        Intent intent = new Intent(this, MainActivity.class);
        intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
        PendingIntent pendingIntent = PendingIntent.getActivity(this, 0, intent,
                PendingIntent.FLAG_ONE_SHOT);
        customLog("sendNotification : " + title);
        customLog("sendNotification : " + messageBody);
        Uri defaultSoundUri= RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION);
        NotificationCompat.Builder notificationBuilder = new NotificationCompat.Builder(this)
                .setSmallIcon(R.drawable.ic_launcher)
                .setContentTitle(title)
                .setContentText(messageBody)
                .setAutoCancel(true)
                .setSound(defaultSoundUri)
                .setContentIntent(pendingIntent);

        NotificationManager notificationManager =
                (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);

        notificationManager.notify(0, notificationBuilder.build());
    }
    private void customLog(String log){
        Log.e(TAG,"=======================") ;
        Log.e(TAG,log) ;
        Log.e(TAG,"=======================") ;
    }
}