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public class MainActivity extends Activity implements OnClickListener { private Button sendRequest; private TextView responseText; public static final int SHOW_RESPONSE = 0; private Handler handler = new Handler(){ public void handleMessage(Message msg){ switch (msg.what) { case SHOW_RESPONSE: String response = (String)msg.obj; responseText.setText(response); break; default: break; } } }; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); sendRequest = (Button) findViewById(R.id.send_request); responseText = (TextView) findViewById(R.id.response); sendRequest.setOnClickListener(this); } @Override public void onClick(View v) { // TODO Auto-generated method stub if (v.getId() == R.id.send_request) {// sendRequestWithHttpURLConnection(); sendRequestWithHttpClient(); } } private void sendRequestWithHttpClient(){ new Thread(new Runnable() { @Override public void run() { // TODO Auto-generated method stub try{ HttpClient client = new DefaultHttpClient(); HttpGet get = new HttpGet("http://www.baidu.com"); HttpResponse httpResponse = client.execute(get); if(httpResponse.getStatusLine().getStatusCode()==200){ HttpEntity entity = httpResponse.getEntity(); String response = EntityUtils.toString(entity,"utf-8"); Message message = new Message(); message.what=SHOW_RESPONSE; message.obj=response; handler.sendMessage(message); } }catch(Exception e){ e.printStackTrace(); } } }).start(); }}标签：
原文地址：http://www.cnblogs.com/dolphin007/p/4455172.html
