package com.xxxx.controller;
/**
* @author yc
* @date 2022/3/11 17:45
*/
import net.sf.json.JSONObject;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.URL;
import java.net.URLConnection;
import java.util.HashMap;
import java.util.Map;
public class LoginPostman {
public static String sendPost(String url, Map<String, Object> param, String charset) {
PrintWriter out = null;
BufferedReader in = null;
String result = "";
String line;
StringBuffer sb=new StringBuffer();
try {
URL realUrl = new URL(url);
// 打开和URL之间的连接
URLConnection conn = realUrl.openConnection();
// 设置通用的请求属性 设置请求格式
conn.setRequestProperty("contentType", charset);
conn.setRequestProperty("content-type", "application/x-www-form-urlencoded");
//设置超时时间
// conn.setConnectTimeout(60);
// conn.setReadTimeout(60);
// 发送POST请求必须设置如下两行
conn.setDoOutput(true);
conn.setDoInput(true);
// 获取URLConnection对象对应的输出流
out = new PrintWriter(conn.getOutputStream());
// 发送请求参数
out.print(param);
// flush输出流的缓冲
out.flush();
// 定义BufferedReader输入流来读取URL的响应 设置接收格式
in = new BufferedReader(
new InputStreamReader(conn.getInputStream(),charset));
while ((line = in.readLine()) != null) {
sb.append(line);
}
result=sb.toString();
} catch (Exception e) {
System.out.println("发送 POST请求出现异常!"+e);
e.printStackTrace();
}
//使用finally块来关闭输出流、输入流
finally{
try{
if(out!=null){
out.close();
}
if(in!=null){
in.close();
}
}
catch(IOException ex){
ex.printStackTrace();
}
}
return result;
}
public static void main(String[] args) {
String postUrl = "公网IP/javaProject2/LoginServlet";
Map<String, Object> map = new HashMap<String, Object>();
map.put("login_stnum","***");
map.put("login_input_password","***");
// map.put("sex","男");
JSONObject jsonMap = JSONObject.fromObject(map);
System.out.println("map转换json:"+jsonMap);
System.out.println("Post请求返回数据:"+ sendPost(postUrl, jsonMap, "utf-8"));
}
}
制作简易Postman实现接口测试
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转载自blog.csdn.net/m0_63324772/article/details/123595621
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