显示RootObject类并将其显示在数据表中

public class RootObject {
    private int id;
    private String name;
    private int age;
    
    // 构造函数
    public RootObject(int id, String name, int age) {
        this.id = id;
        this.name = name;
        this.age = age;
    }
    
    // Getter和Setter方法
    public int getId() {
        return id;
    }
    
    public void setId(int id) {
        this.id = id;
    }
    
    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;
    }
}