BroadcastReceiver Class Android GCM

BroadcastReceiver.java

package com.loopedllc.supapp;

import java.util.Date;
import java.util.Random;

import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.support.v4.app.NotificationCompat;
import android.support.v4.app.TaskStackBuilder;
import android.util.Log;

import com.google.android.gms.gcm.GoogleCloudMessaging;
import com.google.gson.Gson;
import com.loopedllc.functionality.Constants;
import com.loopedllc.supapp.models.Prompt;

public class SUPBroadcastReceiver extends BroadcastReceiver {
	
	private Context context;
	private static final String TAG = "SUPBroadcastReceiver";
	
	@Override
	public void onReceive(Context context, Intent intent) {
		GoogleCloudMessaging gcm = GoogleCloudMessaging.getInstance(context);
		 String messageType = gcm.getMessageType(intent);
		 Bundle extras = intent.getExtras();
		 this.context = context;
		 // Filter messages based on message type. It is likely that GCM will be extended in the future
		 // with new message types, so just ignore message types you're not interested in, or that you
		 // don't recognize.
		 if (GoogleCloudMessaging.MESSAGE_TYPE_SEND_ERROR.equals(messageType)) {
		    Log.i(TAG, "Error Message Received from GCM");
		 } else if (GoogleCloudMessaging.MESSAGE_TYPE_DELETED.equals(messageType)) {
		    Log.i(TAG, "Some messages were deleted by GCM");
		 } else if (GoogleCloudMessaging.MESSAGE_TYPE_MESSAGE.equals(messageType)) {
		    Log.i(TAG, "Got an actual push notification");
		    Log.i(TAG, "Received the following: " + extras.toString());
		    sendNotification(extras);
		 }
	}

	
    private void sendNotification(Bundle extras) {
    	
    	String senderUserName = extras.getString(Constants.requests.SENDER_USER_NAME);
    	String promptID = extras.getString(Constants.requests.PROMPT_ID);
    	String senderFacebookID = extras.getString(Constants.requests.SENDER_FACEBOOK_ID);
    	String receiverUserName = extras.getString(Constants.requests.RECEIVER_USER_NAME);
    	
    	int messageType = Integer.parseInt(extras.getString(Constants.requests.MESSAGE_TYPE));
    	
    	Prompt newPrompt = new Prompt();
    	newPrompt.setPromptID(promptID);
    	newPrompt.setMessageType(String.valueOf(messageType));
    	newPrompt.setSenderFacebookID(senderFacebookID);
    	newPrompt.setSenderUserName(senderUserName);
    	newPrompt.setReceiverUserName(receiverUserName);
    	newPrompt.setTimestamp(new Date().getTime());
    	
    	Gson gson = new Gson();
    	String promptString = gson.toJson(newPrompt, Prompt.class);
    	
		String message = senderUserName +
    					 " says " + 
    					 Constants.MESSAGES[messageType];
    	
    	NotificationCompat.Builder mBuilder = new NotificationCompat.Builder(this.context)
    												.setSmallIcon(R.drawable.ic_launcher)
    												.setContentTitle("'Sup")
    												.setContentText(message);
    	
    	
    	
    	Intent resultIntent = new Intent(this.context, RootActivity.class);
    	resultIntent.putExtra("promptToOpen", promptString);
    	
    	TaskStackBuilder stackBuilder = TaskStackBuilder.create(this.context);
    	// Adds the back stack for the Intent (but not the Intent itself)
    	stackBuilder.addParentStack(RootActivity.class);
    	// Adds the Intent that starts the Activity to the top of the stack
    	stackBuilder.addNextIntent(resultIntent);
    	
    	PendingIntent resultPendingIntent = stackBuilder.getPendingIntent(
    	            														0,
    	            														PendingIntent.FLAG_ONE_SHOT
    	        														 );
    	
    	mBuilder.setContentIntent(resultPendingIntent);
    	mBuilder.setAutoCancel(true);
    	
    	Uri soundUri = Uri.parse("android.resource://" +
    							this.context.getPackageName() + 
    							"/" + 
    							Constants.SOUND_FILES[messageType]);
    	
    	mBuilder.setSound(soundUri);
    	mBuilder.setDefaults(Notification.DEFAULT_LIGHTS | Notification.DEFAULT_VIBRATE);
        NotificationManager mNotificationManager = (NotificationManager) this.context.getSystemService(Context.NOTIFICATION_SERVICE);
       
        mNotificationManager.notify(new Random(new Date().getTime()).nextInt(), mBuilder.build());
        //mNotificationManager.notify(null, mBuilder.build());
    }
	
}