java httppost请求携带json

ゝ一纸荒年。 2022-06-02 05:55 329阅读 0赞

package com.test;
    
    import java.io.BufferedReader;
    import java.io.DataOutputStream;
    import java.io.IOException;
    import java.io.InputStreamReader;
    import java.io.UnsupportedEncodingException;
    import java.net.HttpURLConnection;
    import java.net.MalformedURLException;
    import java.net.URL;
    import net.sf.json.JSONObject;
    
    public class AppAddTest {
    
        public static final String ADD_URL = "www.2cto.com";
    
        public static void appadd() {
    
            try {
                //创建连接
                URL url = new URL(ADD_URL);
                HttpURLConnection connection = (HttpURLConnection) url
                        .openConnection();
                connection.setDoOutput(true);
                connection.setDoInput(true);
                connection.setRequestMethod("POST");
                connection.setUseCaches(false);
                connection.setInstanceFollowRedirects(true);
                connection.setRequestProperty("Content-Type",
                        "application/x-www-form-urlencoded");
    
                connection.connect();
    
                //POST请求
                DataOutputStream out = new DataOutputStream(
                        connection.getOutputStream());
                JSONObject obj = new JSONObject();
                obj.element("app_name", "asdf");
                obj.element("app_ip", "10.21.243.234");
                obj.element("app_port", 8080);
                obj.element("app_type", "001");
                obj.element("app_area", "asd");
    
                out.writeBytes(obj.toString());
                out.flush();
                out.close();
    
                //读取响应
                BufferedReader reader = new BufferedReader(new InputStreamReader(
                        connection.getInputStream()));
                String lines;
                StringBuffer sb = new StringBuffer("");
                while ((lines = reader.readLine()) != null) {
                    lines = new String(lines.getBytes(), "utf-8");
                    sb.append(lines);
                }
                System.out.println(sb);
                reader.close();
                // 断开连接
                connection.disconnect();
            } catch (MalformedURLException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            } catch (UnsupportedEncodingException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            } catch (IOException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
    
        }
    
        public static void main(String[] args) {
            appadd();
        }
    
    }