重写equals方法

package com.oop.inhert;

public class Student {
    private int id;
    private String name;
    private int age;
    
    public Student() {}
    
    public Student(int id, String name, int age) {
        this.id = id;
        this.name = name;
        this.age = age;
    }
    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;
    }

    /**
     * 重写equals()方法，如果两名学员的学号和姓名相同，则为同一对象
     * @param stu
     * @return
     */
    public boolean equals(Student stu) {
        return this.id==stu.id && this.name.equals(stu.name);
    }

    
}

package com.oop.inhert;

public class Test {
    public static void main(String[] args) {
        Student stu1=new Student(1,"张三",18);
        Student stu2=new Student(1,"张三",18);
        
        System.out.println(stu1.equals(stu2));
    }
    
}