Hutool工具里，POST方法，body中传参的几种调用方法

接口说明：

POSTMAN测试：

JAVA代码：

1package com.provy.guard.api;
2
3import java.util.HashMap;
4import java.util.Map;
5
6import cn.hutool.http.HttpUtil;
7import cn.hutool.json.JSONObject;
8import cn.hutool.json.JSONUtil;
9
10/**
11 * Hutool工具里，POST方法，body中传参的几种调用方法
12 * @author wangxy
13 *
14 */
15public class Test {
16
17    public static void main(String[] args) {
18        post1();// 成功
19        post2();// 成功
20        post3();// 失败
21        post4();// 成功
22    }
23
24    public static void post1() {
25        String param = "{\"StartTime\":\"2018-10-10 09:42:02\",\"EndTime\":\"2018-10-29 09:42:02\",\"StartIndex\":\"0\",\"PageSize\":\"30\"}";
26        String result = HttpUtil.post("http://localhost:8080/v1/hitrecord/2", param);
27        System.out.println(result);
28    }
29
30    public static void post2() {
31        JSONObject param = JSONUtil.createObj();
32        param.put("StartTime", "2018-10-10 09:42:02");
33        param.put("EndTime", "2018-10-29 09:42:02");
34        param.put("StartIndex", 0);
35        param.put("PageSize", 30);
36        String result = HttpUtil.post("http://localhost:8080/v1/hitrecord/2", param.toString());
37        System.out.println(result);
38    }
39
40    public static void post3() {
41        Map<String, Object> param = new HashMap<String, Object>();
42        param.put("StartTime", "2018-10-10 09:42:02");
43        param.put("EndTime", "2018-10-29 09:42:02");
44        param.put("StartIndex", "0");
45        param.put("PageSize", "30");
46        String result = HttpUtil.post("http://localhost:8080/v1/hitrecord/2", param);
47        System.out.println(result);
48    }
49
50    public static void post4() {
51        JSONObject json = JSONUtil.createObj();
52        String result = HttpUtil.createPost("http://localhost:8080/v1/hitrecord/2").body(json).execute().body();
53        System.out.println(result);
54    }
55
56}