androidマルチスレッド

public class Main extends Activity {
	TextView textView;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		// TODO Auto-generated method stub
		super.onCreate(savedInstanceState);
		setContentView(R.layout.main);
		textView = (TextView) this.findViewById(R.id.textview);
		textView.setTextColor(Color.BLACK);
		textView.setBackgroundColor(Color.WHITE);
		textView.setTextSize(20);
		textView.setText("  ");
		new Thread() {
			public void run() {
				try {
					Thread.sleep(5000);
				} catch (Exception e) {
					// TODO Auto-generated catch block
					e.printStackTrace();
				}
				
				/*Message m = new Message();
			
				m.obj = result;

				mHandler.sendMessage(m);*/
				//               
				runOnUiThread(new Runnable() {
					
					@Override
					public void run() {
						String result = "      ！";
						textView.setText(result);
						
					}
				});
			};
		}.start();

	}

	/*private Handler mHandler = new Handler() {
		public void handleMessage(Message m) {
			String result = (String) m.obj;
			textView.setText(result);
		}
	};*/

}