fastjson的使用

Posted 2022-01-19 lingdu9527

 1 public static void main(String[] args) 
 2         // json演示序列化和反序列化
 3         User user = new User(0,"测试","0000",1);
 4         String str = JSON.toJSONString(user);
 5         System.out.println(str);
 6         String str1 = "\"uid\":1,\"uname\":\"发序列化\",\"pwd\":\"123\",\"iAdmin\":1,";
 7         User userF = JSON.parseObject(str1, User.class);
 8         System.out.println(userF.getUname());
 9         User user1 = new User(0, "测试1", "1234", 0);
10         User user2 = new User(0, "测试2", "1234", 0);
11         User user3 = new User(0, "测试3", "1234", 0);
12         User user4 = new User(0, "测试4", "1234", 0);
13         User user5 = new User(0, "测试5", "1234", 0);
14         User user6 = new User(0, "测试6", "1234", 0);
15         User user7 = new User(0, "测试7", "1234", 0);
16         User user8 = new User(0, "测试8", "1234", 0);
17         List<User> list = new ArrayList<>();
18         list.add(user1);
19         list.add(user2);
20         list.add(user3);
21         list.add(user4);
22         list.add(user5);
23         list.add(user6);
24         list.add(user7);
25         list.add(user8);
26         String arryF = "[\"uid\":0,\"isAdmin\":0,\"pwd\":\"1234\",\"uname\":\"测试1\",\"uid\":0,\"isAdmin\":0,\"pwd\":\"1234\",\"uname\":\"测试2\",\"uid\":0,\"isAdmin\":0,\"pwd\":\"1234\",\"uname\":\"测试3\",\"uid\":0,\"isAdmin\":0,\"pwd\":\"1234\",\"uname\":\"测试4\",\"uid\":0,\"isAdmin\":0,\"pwd\":\"1234\",\"uname\":\"测试5\",\"uid\":0,\"isAdmin\":0,\"pwd\":\"1234\",\"uname\":\"测试6\",\"uid\":0,\"isAdmin\":0,\"pwd\":\"1234\",\"uname\":\"测试7\",\"uid\":0,\"isAdmin\":0,\"pwd\":\"1234\",\"uname\":\"测试8\"]\r\n" + 
27                 "";
28         System.out.println(JSON.toJSON(list));
29         List<User> list2 = JSON.parseArray(arryF, User.class);
30         for(User u:list2) 
31             System.out.println(u.getUname());
32         
33