Push Notification - Local Broadcast Receiver and Result Receiver

LocalBroadcastReceiver.java

public class LocalBroadcastReceiver extends BroadcastReceiver {

    @Override public void onReceive(Context context, Intent intent) {
        Log.d("LocalBroadcastReceiver", "onReceive()");

        // Tell the result receiver to CANCEL some specific action.
        // eg. do not display System Notification
        setResultCode(Activity.RESULT_CANCELED);
    }
}

NotificationResultReceiver.java

public class NotificationResultReceiver extends BroadcastReceiver {
    private static final String TAG = "NotificationResult";

    @Override public void onReceive(Context context, Intent intent) {
        final int code = getResultCode();

        if (code != Activity.RESULT_OK) {
            // app is not active, as local/explicit broadcast receiver is not registered.
            // generate System Notification

            Log.d(TAG, "Activity.RESULT_CANCELED");
        } else {
            // LocalBroadcastReceiver registered.
            // app is active OR on a specific screen you don't want to display System Notification,

            Log.d(TAG, "Activity.RESULT_OK");
        }
    }
}

SyncAdapter.java

public void onReceiveFirebaseMessage() {
        Intent intent = new Intent("your.package.intent.action.NOTIFICATION");
        sendOrderedBroadcast(intent,
                null,
                new NotificationResultReceiver(),
                null,
                Activity.RESULT_OK,
                null,
                null);
}