React Native + Firebase: MainApplication.java

MainApplication.java

import io.invertase.firebase.messaging.RNFirebaseMessagingPackage;
import io.invertase.firebase.notifications.RNFirebaseNotificationsPackage;



public class MainApplication extends Application implements ReactApplication {

    ...

    @Override
    protected List<ReactPackage> getPackages() {
      @SuppressWarnings("UnnecessaryLocalVariable")
      List<ReactPackage> packages = new PackageList(this).getPackages();
      // Packages that cannot be autolinked yet can be added manually here

      packages.add(new RNFirebaseMessagingPackage()); 
      packages.add(new RNFirebaseNotificationsPackage());

      return packages;
    }

    
}