使用json解析Java处理测试数据

<dependency>
    <groupId>com.fasterxml.jackson.core</groupId>
    <artifactId>jackson-databind</artifactId>
    <version>2.13.3</version>
</dependency>

{
    "name": "John Doe",
    "age": 30,
    "email": "john.doe@example.com"
}

public class User {
    private String name;
    private int age;
    private String email;

    // Getters and Setters
    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public int getAge() {
        return age;
    }

    public void setAge(int age) {
        this.age = age;
    }

    public String getEmail() {
        return email;
    }

    public void setEmail(String email) {
        this.email = email;
    }
}

import com.fasterxml.jackson.databind.ObjectMapper;

import java.io.File;
import java.io.IOException;

public class JsonParserExample {
    public static void main(String[] args) {
        ObjectMapper objectMapper = new ObjectMapper();

        try {
            // 从文件解析JSON
            User user = objectMapper.readValue(new File("user.json"), User.class);

            // 从字符串解析JSON
            String jsonString = "{\"name\":\"John Doe\",\"age\":30,\"email\":\"john.doe@example.com\"}";
            User userFromString = objectMapper.readValue(jsonString, User.class);

            System.out.println("Name: " + user.getName());
            System.out.println("Age: " + user.getAge());
            System.out.println("Email: " + user.getEmail());

            System.out.println("Name from String: " + userFromString.getName());
            System.out.println("Age from String: " + userFromString.getAge());
            System.out.println("Email from String: " + userFromString.getEmail());
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}

<dependency>
    <groupId>com.google.code.gson</groupId>
    <artifactId>gson</artifactId>
    <version>2.8.9</version>
</dependency>

public class User {
    private String name;
    private int age;
    private String email;

    // Getters and Setters
    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public int getAge() {
        return age;
    }

    public void setAge(int age) {
        this.age = age;
    }

    public String getEmail() {
        return email;
    }

    public void setEmail(String email) {
        this.email = email;
    }
}

import com.google.gson.Gson;

public class JsonParserExample {
    public static void main(String[] args) {
        Gson gson = new Gson();

        // 从字符串解析JSON
        String jsonString = "{\"name\":\"John Doe\",\"age\":30,\"email\":\"john.doe@example.com\"}";
        User user = gson.fromJson(jsonString, User.class);

        System.out.println("Name: " + user.getName());
        System.out.println("Age: " + user.getAge());
        System.out.println("Email: " + user.getEmail());
    }
}