1     private static void get() throws IOException, ClientProtocolException {
 2         String url = "http://xxx.com//loginValidate.do";
 3         url += "?userName=xxx&password=xxx";
 4         //客户端
 5         HttpClient client = HttpClients.createDefault();
 6         //建立get请求
 7         HttpGet get = new HttpGet(url);
 8         //发送请求,得到响应
 9         HttpResponse response = client.execute(get);
10         //返回响应体
11         HttpEntity entity = response.getEntity();
12         //将响应体以字符串形式返回
13         String content = EntityUtils.toString(entity);
14         System.out.println((content));
15     }

 1 private static void post() throws UnsupportedEncodingException, IOException, ClientProtocolException {
 2         String url = "http://xxxx.com//loginValidate.do";
 3         //客户端
 4         HttpClient client = HttpClients.createDefault();
 5         //建立post请求
 6         HttpPost post = new HttpPost(url);
 7         //封装参数信息,使用list保存
 8         List<NameValuePair> pairs = new ArrayList();
 9         NameValuePair pair1 = new BasicNameValuePair("userName", "xxxx");
10         NameValuePair pair2 = new BasicNameValuePair("password","xxxx");
11         pairs.add(pair1);
12         pairs.add(pair2);
13         post.setEntity(new UrlEncodedFormEntity(pairs));
14
15         //发送请求,得到响应
16         HttpResponse response = client.execute(post);
17         //返回响应体
18         HttpEntity entity = response.getEntity();
19         //将响应体以字符串形式返回
20         String content = EntityUtils.toString(entity);
21         System.out.println((content));
22     }