Fastjson2

1.依赖

<!-- fastjson2 -->
<dependency>
    <groupId>com.alibaba.fastjson2</groupId>
    <artifactId>fastjson2</artifactId>
    <version>2.0.49</version>
</dependency>

2.使用

2.1 String to javaBean

String text = "...";
User data = JSON.parseObject(text, User.class);

2.2 String to JsonObject

JSONObject data = JSON.parseObject(text);

2.3 JsonObject获取数据

String messageId = obj.getString("messageId");

2.4 JavaBean to String

JSON.toJSONString(addressRes.getData())