<dependency> <groupId>com.alibaba</groupId> <artifactId>fastjson</artifactId> <version>1.2.47</version> </dependency>
转换的简单案例
package com.hh.json; import com.alibaba.fastjson.JSON; import com.hh.pojo.User; /** * @author yangLiHua * @version 1.0 * @DATE 2023-09-04 16:57:04 */ public class TestJson { public static void main(String[] args) { //先创建一个对象 User user = new User(); user.setId(1); user.setUsername("zhangsan"); user.setPassword("123"); //将Java对象转换为json Object o = JSON.toJSON(user); System.out.println("o = " + o); //将json对象转换为Java对象 User user1 = JSON.parseObject("{\"password\":\"123\",\"id\":1,\"username\":\"zhangsan\"}", User.class); System.out.println("user1 = " + user1); } }