public class SomeStartedService extends Service {
  private Looper looper;
  private ServiceHandler serviceHandler;
  private final static String handlerThreadName = "HandlerThread";

  private final class ServiceHandler extends Handler {
    public ServiceHandler(Looper looper) {
      super(looper);
    }
    
    @Override
    public void handleMessage(Message message) {
      // ...
      stopSelf(message.arg1);
    }
  }

  @Override
  public void onCreate() {
    HandlerThread handlerThread = new HandlerThread(handlerThreadName, Process.THREAD_PRIORITY_BACKGROUND);
    handlerThread.start();
    looper = handlerThread.getLooper();
    serviceHandler = new ServiceHandler(looper);
  }

  @Override
  public int onStartCommand(Intent intent, int flags, int startId) {
    Message message = serviceHandler.obtainMessage();
    message.arg1 = startId;
    serviceHandler.sendMessage(message);
    return START_STICKY;
  }

  @Override
  public IBinder onBind(Intent intent) {
    return null;
  }
}