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Android Threads and Services Threads in Android Handle it!

Finally, when we click on the Button it should update the Twitter feed. Inside the 'onClick' method, create and send a

Challenge 3 of 3

Finally, when we click on the Button it should update the Twitter feed. Inside the 'onClick' method, create and send a Message to your Handler.

i thought i have done everything to pass this challenge but i am not getting it. i thougt i have created and sent my Handler correctly.

can anyone help

MainActivity.java
public class MainActivity extends Activity {
  Button button;
  TwitterClient twitterClient = new TwitterClient();

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

    final TwitterThread twitterThread = new TwitterThread();
    twitterThread.setName("TwitterThread");
    twitterThread.start();

    button = (Button) findViewById(R.id.update_button);
    button.setOnClickListener(new View.OnClickListener() {
      @Override
      public void onClick(View v){
        Message message = Message.obtain();
        twitterThread.twitterHandler.sendMessage(message);

      }
    });
  }


  class TwitterThread extends Thread {
    private TwitterHandler myHandler;

    @Override
    public void run() {
     myHandler = new TwitterHandler ();
      Looper.prepare ();
      Looper.loop ();
    }
  }
  class TwitterHandler extends Handler {
    @Override
    public void handleMessage (Message msg) {
      twitterClient.update();
    }
}
}

public class MainActivity extends Activity { Button button; TwitterClient twitterClient = new TwitterClient();

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

final TwitterThread twitterThread = new TwitterThread();
twitterThread.setName("TwitterThread");
twitterThread.start();

button = (Button) findViewById(R.id.update_button);
button.setOnClickListener(new View.OnClickListener() {
  @Override
  public void onClick(View v){
    Message message = Message.obtain();
    twitterThread.myHandler.sendMessage(message);

  }
});

}

class TwitterThread extends Thread { private TwitterHandler myHandler;

@Override
public void run() {
 myHandler = new TwitterHandler ();
  Looper.prepare ();
  Looper.loop ();
}

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