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[英]Convert dynamic json to java object with dynamic string value. No key value json structure
[英]Json String to Java Object with dynamic key name
我正在尝试将这个结构化的 json 字符串解析为 Java Object 但我每次尝试都失败了。
{
"message": "Test Message",
"status": true,
"users": {
"user_xy": [
{
"time": "2016-08-25 19:01:20.944614158 +0300 EEST",
"age": 24,
"props": {
"pr1": 197,
"pr2": 0.75,
"pr3": 0.14,
"pr4": -0.97
}
}
],
"user_zt": [
{
"time": "2016-08-25 17:08:36.920891187 +0300 EEST",
"age": 29,
"props": {
"pr1": 1.2332131860505051,
"pr2": -0.6628148829634317,
"pr3": -0.11622442112006928
}
}
]
}
}
props 字段可以包含 1 个属性或 6 个属性,这取决于数据库记录。 用户名部分也动态变化。
我可以用 Jackson Lib 成功解析这个结构化字符串吗?
您必须创建像波纹管这样的calss结构才能将字符串映射到java对象。
为详细信息创建一个类
public class Details {
private String message;
private String status;
private Map<String, List<UserDetails>> users = new HashMap<String, List<UserDetails>>();
public String getMessage() {
return message;
}
public void setMessage(String message) {
this.message = message;
}
public String getStatus() {
return status;
}
public void setStatus(String status) {
this.status = status;
}
public Map<String, List<UserDetails>> getUsers() {
return users;
}
public void setUsers(Map<String, List<UserDetails>> users) {
this.users = users;
}
}
创建像下面这样的UserDetails类。
public class UserDetails {
private String time;
private String age;
private Map<String, String> prop = new HashMap<String, String>();
public String getTime() {
return time;
}
public void setTime(String time) {
this.time = time;
}
public String getAge() {
return age;
}
public void setAge(String age) {
this.age = age;
}
public Map<String, String> getProp() {
return prop;
}
public void setProp(Map<String, String> prop) {
this.prop = prop;
}
}
现在,您可以使用Details类映射字符串。
希望这会有所帮助..
public class Details { private String message; private boolean status; Users UsersObject; // Getter Methods public String getMessage() { return message; } public boolean getStatus() { return status; } public Users getUsers() { return UsersObject; } // Setter Methods public void setMessage(String message) { this.message = message; } public void setStatus(boolean status) { this.status = status; } public void setUsers(Users usersObject) { this.UsersObject = usersObject; } } public class Users { ArrayList < Object > user_xy = new ArrayList < Object > (); ArrayList < Object > user_zt = new ArrayList < Object > (); // Getter Methods // Setter Methods }
也可以在线使用 JSON 转 JAVA Object 转换器: https://codebeautify.org/json-to-java-converter
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