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Android Threads and Services Introducing Services Creating a Service

Sakshi Jain
Sakshi Jain
2,665 Points
Posted by Sakshi Jain
Sakshi Jain
2,665 Points

unable to find the issue

Error in setSerive() method and in stopSelf

TwitterService.java 
public class TwitterService extends Service {
  TwitterService mService;
  TwitterClient twitterClient = new TwitterClient();    
  TwitterHandler twitterhandle;
  public void onCreate(){
    TwitterThread twitter = new TwitterThread();
    twitter.setName("TwitterThread");
    twitter.start();
    while(twitter.twitterHandler==null){}
    twitterhandle = twitter.twitterHandler;
    twitterhandle.setSevice(this);
  }
  public IBinder onBind(Intent intent) {
        return null;
    }
  public int onStartCommand(Intent intent, int flags, int startId) {
    Message message = Message.obtain();
    message.arg1 = startId;
    twitterhandle.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();
      mService.stopSelf(msg.arg1);
    }
    public void setService(TwitterService service){
      mService = service;
    }
  }
}
MainActivity.java 
public class MainActivity extends Activity {
  Button button;   

  @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){
            Intent intent = new Intent(MainActivity.this,TwitterService.class);
        startService(intent);
      }
    });
  }
}