Get firebase_token

get_firebase_token.txt

public class OyFirebaseInstanceIdService extends FirebaseInstanceIdService {

    private static final String TAG = "OyFirebaseIis";

    @Inject
    LocalPreferences localPreferences;

    private CompositeSubscription subscriptions;

    @Override
    public void onCreate() {
        super.onCreate();
        AndroidInjection.inject(this);
        subscriptions = new CompositeSubscription();
    }

    @Override
    public void onTokenRefresh() {
        String refreshedToken = FirebaseInstanceId.getInstance().getToken();
        Log.d(TAG, "token: " + refreshedToken);
        //sendRegistrationToServer(refreshedToken);
        //or store to local cache
    }
}