An Android Service that catches an implicit service intent and forwards to all services implementing that intent filter.

MyDispatchService.java

import android.app.IntentService;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.util.Log;

import java.util.List;

public class MyDispatchService extends IntentService {

    public MyDispatchService() {
        super("MyDispatchService");
    }

    @Override
    protected void onHandleIntent(Intent intent) {
        Log.d("DispatchService", "Dispatch Service Started");
        if (intent != null) {
            PackageManager packageManager = getPackageManager();
            List<ResolveInfo> services = packageManager.queryIntentServices(intent, 0);
            for (ResolveInfo info : services) {
                String className = info.serviceInfo.packageName + info.serviceInfo.name;

                if (!className.contains(MyDispatchService.class.getSimpleName())) {
                    Intent newIntent = new Intent(intent);
                    newIntent.setClassName(info.serviceInfo.packageName, info.serviceInfo.name);
                    Log.d("DispatchService", "Starting: " + info.serviceInfo.name);
                    startService(newIntent);
                }
            }
        }
        stopSelf();
    }

}