Welcome to the Treehouse Community

The Treehouse Community is a meeting place for developers, designers, and programmers of all backgrounds and skill levels to get support. Collaborate here on code errors or bugs that you need feedback on, or asking for an extra set of eyes on your latest project. Join thousands of Treehouse students and alumni in the community today. (Note: Only Treehouse students can comment or ask questions, but non-students are welcome to browse our conversations.)

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and a supportive community. Start your free trial today.

Android Threads and Services Introducing Services Creating a Service

Posted by Noel Chiwanga
Noel Chiwanga
7,306 Points

Finally, inside the Button's onClickListener, start the new TwitterService. And don't forget to call 'stopSelf()' on the

Could you kindly assist I am getting a compile error.

TwitterService.java 
public class TwitterService extends Service {
  TwitterClient twitterClient = new TwitterClient(); 
  TwitterThread twitterThread;
  TwitterService service;

  @Override 
  public void onCreate() {
            twitterThread = new TwitterThread();
            twitterThread.setName("DownloadThread");
            twitterThread.start();

             }

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

   @Override
    public int onStartCommand(Intent intent, int flags, int startId) {
        Message message = Message.obtain();
        twitterThread.twitterHandler.sendMessage(message);
        return Service.START_REDELIVER_INTENT;
    }



  class TwitterThread extends Thread {
    TwitterHandler twitterHandler;
    @Override
    public void run() {
      Looper.prepare();
      twitterHandler = new TwitterHandler();
      Looper.loop();
    }
  }    

  class TwitterHandler extends Handler {
    @Override
    public void handleMessage(Message msg) {
      twitterClient.update();
      service.stopSelf();

    }
  }
}
MainActivity.java 
public class MainActivity extends Activity {
  Button button;   
 TwitterService service;

  @Override
  public void onCreate(Bundle savedInstanceState) {
    setContentView(R.layout.activity_main);

    button = (Button) findViewById(R.id.update_button);
    button.setOnClickListener(new View.OnClickListener() {
      @Override
      public void onClick(View v){
        service.startService();

      }
    });
  }
}