Show Notification, Android

private void showNotification() {

        NotificationCompat.Builder mBuilder = new NotificationCompat.Builder(this)
                .setContentTitle(getText(R.string.app_name))
                .setContentText(getText(R.string.notification_text))
                .setSmallIcon(R.drawable.right_footprint)
                .setColor(getResources().getColor(R.color.blue_step_counter_color));

        // Creates an explicit intent for an Activity in your app
        Intent resultIntent = new Intent(this, MainActivity.class);
        // The stack builder object will contain an artificial back stack for the
        // started Activity.
        // This ensures that navigating backward from the Activity leads out of
        // your application to the Home screen.
        TaskStackBuilder stackBuilder = TaskStackBuilder.create(this);
        // Adds the back stack for the Intent (but not the Intent itself)
        stackBuilder.addParentStack(MainActivity.class);
        // Adds the Intent that starts the Activity to the top of the stack
        stackBuilder.addNextIntent(resultIntent);
        PendingIntent resultPendingIntent = stackBuilder.getPendingIntent(0, PendingIntent.FLAG_UPDATE_CURRENT);
        mBuilder.setContentIntent(resultPendingIntent);
        Notification notification = mBuilder.build();
        notification.flags = Notification.FLAG_NO_CLEAR | Notification.FLAG_ONGOING_EVENT;
        // notificationId allows you to update the notification later on.
        mNotificationManager.notify(notificationId, notification);
    }