Fastjson 教程
2021-01-20 21:14
阅读:609
标签:code fast 转换 类型 class maps system parse tst
对象转Json字符串
Person p = new Person("费哥", 26);
String jsonString = JSON.toJSONString(p);
System.out.println(jsonString);
Json字符串转对象(一)
Person p = new Person("费哥", 26);
String jsonString = JSON.toJSONString(p);
JSONObject jsonObject = JSON.parseObject(jsonString);
System.out.println(jsonObject.getString("name"));
Json字符串转对象(二)
Person p = new Person("费哥", 26);
String jsonString = JSON.toJSONString(p);
Person person = JSON.parseObject(jsonString, Person.class);
List转Json字符串
Person p1 = new Person("费哥", 26);
Person p2 = new Person("费哥2", 26);
List list = new ArrayList();
list.add(p1);
list.add(p2);
String jsonString = JSON.toJSONString(list);
Json字符串转List
Person p1 = new Person("费哥", 26);
Person p2 = new Person("费哥2", 26);
List list = new ArrayList();
list.add(p1);
list.add(p2);
String jsonString = JSON.toJSONString(list);
List list2 = JSON.parseArray(jsonString, Person.class);
Json字符串转JSONArray
Person p1 = new Person("费哥", 26);
Person p2 = new Person("费哥2", 26);
List list = new ArrayList();
list.add(p1);
list.add(p2);
String jsonString = JSON.toJSONString(list);
JSONArray jsonArray = JSON.parseArray(jsonString);
Json字符串转List
String objString = "[{‘zhangsan‘:{‘name‘:‘zhangsan‘,‘age‘:12},‘lishi‘:{‘name‘:‘lishi‘,‘age‘:12}}]";
List
说明:TypeReference用于复杂类型的转换。
Fastjson 教程
标签:code fast 转换 类型 class maps system parse tst
原文地址:https://www.cnblogs.com/feiqiangsheng/p/13303063.html
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