安卓用Post访问动态web

public class MyPostWebDemo extends Activity {

PRivate static final String PATH = "http://gouservice.juecheng.cn/Actv/Rich?token=7766721ce641cd6e58721a785942e8f7";

private TextView info;

// private boolean flag;

@Override

protected void onCreate(Bundle savedInstanceState) {

// TODO Auto-generated method stub

super.onCreate(savedInstanceState);

// 出现android.os.NetworkOnMainThreadException错误提示的原因

// 原因：不允许在主线程中进行网络访问

//解决方法 也可以 通过异步来实现

StrictMode.setThreadPolicy(new StrictMode.ThreadPolicy.Builder()

.detectDiskReads().detectDiskWrites().detectNetwork()

.penaltyLog().build());

StrictMode.setVmPolicy(new StrictMode.VmPolicy.Builder()

.detectLeakedSqlLiteObjects().detectLeakedClosableObjects()

.penaltyLog().penaltyDeath().build());

super.setContentView(R.layout.main_post);

this.info = (TextView) super.findViewById(R.id.info);

// new Thread(){

// @Override

// public void run() {

//

// }

// };

try {

// 提交路径

HttpPost request = new HttpPost(PATH);

// 设置提交参数

List<NameValuePair> params = new ArrayList<NameValuePair>();

params.add(new BasicNameValuePair("Friends", "42"));

params.add(new BasicNameValuePair("PageNo", "1"));

params.add(new BasicNameValuePair("CountPerPage", "10"));

params.add(new BasicNameValuePair("LatestZanCount", "10"));

params.add(new BasicNameValuePair("LatestCommentCount", "1"));

// 设置编码

request.setEntity(new UrlEncodedFormEntity(params, HTTP.UTF_8));

// 接收回应

HttpResponse response = new DefaultHttpClient().execute(request);

// String d = EntityUtils.toString(response.getEntity()).trim();

// info.setText(d);

if (response.getStatusLine().getStatusCode() != 404) {

String d = (EntityUtils.toString(

// 接收返回信息

response.getEntity()));

info.setText(d);

}

} catch (Exception e) {

e.printStackTrace();

info.setText(e.toString());

}

}

}