List转JSON，JSON转List，Java对象转JSON，JSON转Java对象

技术杠精2024-05-09 14:35

引入pom依赖

xml 复制代码

   	<dependency>
        <groupId>com.alibaba</groupId>
        <artifactId>fastjson</artifactId>
        <version>1.2.67</version>
    </dependency>

java 复制代码

   List<String> stringList = new ArrayList<>();
   String json = JSONObject.toJSONString(stringList);

java 复制代码

   String json = "";
   String json = JSONObject.parseArray(json, String.class);

java 复制代码

   List<User> userList = new ArrayList<>();
   String json = JSONObject.toJSONString(userList);

java 复制代码

   User user = new User();
   String json = JSONObject.parseArray(user, User.class);