android 延时器

public class WelcomeActivity extends Activity {@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_welcome);//Intent start = new Intent(WelcomeActivity.this, LoginActivity.class);Timer time = new Timer();time.schedule(task, 2500);}TimerTask task = new TimerTask() {public void run() {Intent it = new Intent(WelcomeActivity.this, LoginActivity.class);startActivity(it);finish();}};}