fastjson 的简单使用
发布时间:2020-12-16 19:15:28 所属栏目:百科 来源:网络整理
导读:public static void main(String[] args) {/*普通对象与json相互转换*/User u = new User("miquan","000");//{"@type":"testjava.User","password":"000","userName":"miquan"}String jsonUser = JSON.toJSONString(u,SerializerFeature.WriteClassName);Sys
public static void main(String[] args) { /*普通对象与json相互转换*/ User u = new User("miquan","000"); //{"@type":"testjava.User","password":"000","userName":"miquan"} String jsonUser = JSON.toJSONString(u,SerializerFeature.WriteClassName); System.out.println(jsonUser); User user = JSON.parSEObject(jsonUser,User.class); /*带集合的对象与json字符串相互转换*/ List<String> list = new ArrayList<String>(); list.add("miquan"); list.add("qiantu"); Download d = new Download(); d.setEmojiSetName("guoqiao"); d.setEmojiPathList(list); //{"@type":"testjava.Download","emojiPathList":["miquan","qiantu"],"emojiSetName":"guoqiao"} String jsonList = JSON.toJSONString(d,SerializerFeature.WriteClassName); System.out.println(jsonList); Download download = JSON.parSEObject(jsonList,Download.class); /*json与List对象相互转换*/ List<User> listUser = new ArrayList<User>(); listUser.add(new User("liangguoqiao","iloveyou")); listUser.add(new User("liangguoqiao","iloveyou")); //[{"password":"iloveyou","userName":"liangguoqiao"},//{"password":"iloveyou","userName":"liangguoqiao"}] String json = JSON.toJSONString(listUser); System.out.println(json); List<User> users = JSON.parseArray(json,User.class); }
注意:1、下载地址 2、User和Download等实体类必须添加空的构造函数 3、转为JSON字符串的时候加上SerializerFeature.WriteClassName 4、坐等下班。。。
package com.yangshidesign.weixinface.bean; import java.util.List; public class Download { private String emojiSetName; /** 表情图片名字 */ private List<String> emojiNameList; public Download() { super(); } public String getEmojiSetName() { return emojiSetName; } public void setEmojiSetName(String emojiSetName) { this.emojiSetName = emojiSetName; } public List<String> getEmojiNameList() { return emojiNameList; } public void setEmojiNameList(List<String> emojiNameList) { this.emojiNameList = emojiNameList; } } package testjava; public class User { private String userName; private String password; public User() { super(); } public User(String userName,String password) { super(); this.userName = userName; this.password = password; } public String getUserName() { return userName; } public void setUserName(String userName) { this.userName = userName; } public String getPassword() { return password; } public void setPassword(String password) { this.password = password; } } (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |