@Override
protected void onMessage(Context context, Intent intent) {
    Log.d(TAG, "onMessage - context: " + context);

    // Extract the payload from the message
    Bundle extras = intent.getExtras();
    if (extras != null)
    {
        // if we are in the foreground, just surface the payload, else post it to the statusbar
        if (PushPlugin.isInForeground()) {
            extras.putBoolean("foreground", true);
            PushPlugin.sendExtras(extras);
        }
        else {
            extras.putBoolean("foreground", false);

             // Send a notification if there is a message ORIGINAL HERE
            if (extras.getString("message") != null && extras.getString("message").length() != 0) {   /// this is the line i edidted
                 createNotification(context, extras);
            }
        }
    }
}

// Send a notification if there is a message ORIGINAL HERE
            if (extras.getString("message").length() != 0) {
                 createNotification(context, extras);
            }