对象克隆技术

class Person implements Cloneable{private String name=null;public Person(String name){this.name = name;}public void setName(String name){this.name = name;}public String getName(){return name;}public Object clone() throws CloneNotSupportedException{return super.clone();}public String toString(){return ("姓名："+ this.getName());}}public class Clone {public static void main(String []args)throws Exception{Person p1 = new Person("张三");Person p2 = (Person)p1.clone();//克隆System.out.println(p1);System.out.println(p2);p2.setName("李四");System.out.println(p2);}}