使用java发送HTTP请求

Posted 2020-11-10 yanwu0527

 1 public class Test {
 2     public static void main(String[] args) {
 3         BufferedReader in = null;
 4         String result = "";
 5         try {
 6             String path = "http://127.0.0.1:6666/webapp/servlet/workItemServlet?method=gotWorkItem&dataTime=05-01";
 7             URL realUrl = new URL(path);
 8             URLConnection connection = realUrl.openConnection();
 9             connection.setRequestProperty("accept", "*/*");
10             connection.setRequestProperty("connection", "Keep-Alive");
11             connection.setRequestProperty("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
12             connection.connect();
13             in = new BufferedReader(new InputStreamReader(connection.getInputStream(), "UTF-8"));
14             String line;
15             while ((line = in.readLine()) != null) {
16                 result += line;
17             }
18             List<Object> list = JsonUtil.toObjectList(result, Object.class);
19             for (Object obj : list) {
20                 System.out.println(obj.toString());
21             }
22         } catch (Exception e) {
23             System.out.println("12345 workItem find error");
24         } finally {
25             try {
26                 if (in != null) {
27                     in.close();
28                 }
29             } catch (Exception e2) {
30                 e2.printStackTrace();
31             }
32         }
33     }
34 }