//生成一个请求对象HttpGet httpGet = new HttpGet("http://www.baidu.com");//生成一个Http客户端对象HttpClient httpClient = new DefaultHttpClient();//使用Http客户端发送请求对象InputStream inputStream = null;try {    httpResponse = httpClient.execute(httpGet);    httpEntity = httpResponse.getEntity();    inputStream = httpEntity.getContent();    //文件流操作    BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream));    String result = "";    String line = "";     //  StringBuilder builder = new StringBuilder(); while((line = reader.readLine()) != null){        result = result + line;    //  builder.append(s);    }    System.out.println(result);} catch (Exception e) {    // TODO Auto-generated catch block        e.printStackTrace();    }    finally{        try{            inputStream.close();        }        catch(Exception e){            e.printStackTrace();        }    }} /*      JSONObject jsonObject = new JSONObject(builder.toString());         String re_username = jsonObject.getString("username");         String re_password = jsonObject.getString("password");         int re_user_id = jsonObject.getInt("user_id");  */

NameValuePair nameValuePair1 = new BasicNameValuePair("name",name); //name为读取的值  NameValuePair nameValuePair2 = new BasicNameValuePair("age",age); //age为读取的值  List
     
       nameValuePairs = new ArrayList
      
       ();  nameValuePairs.add(nameValuePair1);  nameValuePairs.add(nameValuePair2);  //生成Entity对象  HttpEntity requestHttpEntity = new UrlEncodedFormEntity(nameValuePairs);  HttpPost httpPost = new HttpPost(url); //这里的url是baseUrl 不用拼上?key=value...  httpPost.setEntity(requestHttpEntity );  //之后的操作一样