java克隆接口

class Money implements Cloneable{
    double money = 12.5;
    //重写clone方法

    @Override
    protected Object clone() throws CloneNotSupportedException {
        return super.clone();
    }
}

//实现克隆接口
    class Person implements Cloneable{
        public  int age;
        Money m = new Money();
        //重写clone方法
    @Override
    protected Object clone() throws CloneNotSupportedException {
      Person p1 = (Person) super.clone();//1.克隆person
      p1.m = (Money)this.m.clone();//克隆当前的Money对象
      return p1;
    }
}
public class TestDemo {
    public static void main(String[] args) throws CloneNotSupportedException {
        Person person1 = new Person();
        Person person2 = (Person) person1.clone ();
        System.out.println(person1.m.money);
        System.out.println(person2.m.money );
        System.out.println("=======修改========");
        person2.m.money = 999;
        System.out.println(person1.m.money);
        System.out.println(person2.m.money);

    }
    public static void main1(String[] args) throws CloneNotSupportedException {
        Person person1 = new Person();
        Person person2 = (Person) person1.clone();
        System.out.println(person1.age);
        System.out.println(person2.age);
        person2.age = 99;
        System.out.println("=======修改========");
        System.out.println(person1.age);
        System.out.println(person2.age);


    }
}