fastjson常用操作

一. fastjson生成json字符串(JavaBean,List<JavaBean>,List<String>,List<Map<String,Object>)

String jsonStrng = JSON.toJSONString(object);

二. fastjson 解析json字符串为四种类型

1. JavaBean

Person person = JSON.parseObject(jsonString, Person.class);

2. List<JavaBean>

List<Person> listPerson =JSON.parseArray(jsonString, Person.class);

3. List<String>

List<String> listString = JSON.parseArray(jsonString, String.class);

4. List<Map<String,Object>>

List<Map<String, Object>> listMap = JSON.parseObject(jsonString, new TypeReference<List<Map<String,Object>>>(){});