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Start your free trialsean tatenda jack
6,127 Points2 of 3 Then override 'onStartCommand', and when started send a Message to your Thread's Handler to tell
Challenge Task 2 of 3
Then override 'onStartCommand', and when started send a Message to your Thread's Handler to tell it to start updating!
can someone tell me whats wrong with my code. i am receiving 1 error
public class TwitterService extends Service {
TwitterClient twitterClient = new TwitterClient();
private TwitterHandler twitterHandler;
@Override
public void onCreate () {
TwitterThread twitterThread = new TwitterThread ();
twitterThread.start();
twitterHandler = twitterThread.twitterHandler;
}
@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 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();
}
}
}
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){
}
});
}
}
4 Answers
Sharon Makunura
5,656 PointsTry changing START_REDELIVER_INTENT to Service.START_REDELIVER_INTENT
J T
10,091 PointsIm having the same problem
Giovanni Salas
10,686 Points@Override public int onStartCommand (Intent intent, int flags, int startId) { Message message = Message.obtain(); Delete this->twitterThread.<- twitterHandler.sendMessage (message); return START_REDELIVER_INTENT; }
Gracious Chinyama
3,292 Pointspublic class TwitterService extends Service {
TwitterClient twitterClient = new TwitterClient();
private TwitterHandler twitterHandler;
@Override
public void onCreate(){
TwitterThread thread = new TwitterThread();
thread.setName("TwitterThread");
thread.start();
twitterHandler = thread.twitterHandler;
}
@Override public int onStartCommand(Intent itent , int flags , int startID){ Message message = Message.obtain(); twitterHandler.sendMessage (message); //mhandler.sendMessage (message); return Service.START_REDELIVER_INTENT;
}
@Override
public IBinder onBind(Intent intent){ return null; }
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(); } } }