class Person implements Cloneable{ // 实现Cloneable接口表示可以被克隆 private String name ; public Person(String name){ this.name = name ; } public void setName(String name){ this.name = name ; } public String getName(){ return this.name ; } public String toString(){ return "姓名:" + this.name ; } public Object clone() throws CloneNotSupportedException { return super.clone() ; // 具体的克隆操作由父类完成 } }; public class CloneDemo01{ public static void main(String args[]) throws Exception{ Person p1 = new Person("张三") ; Person p2 = (Person)p1.clone() ; p2.setName("李四") ; System.out.println("原始对象:" + p1) ; System.out.println("克隆之后的对象:" + p2) ; } };