getThis() { return this;}//getSuper() { return super.getThis();

/** * Description: * <br/>网站: <a href="http://www.crazyit.org">疯狂Java联盟</a>  * <br/>Copyright (C), 2001-2010, Yeeku.H.Lee * <br/>This program is protected by copyright laws. * <br/>Program Name: * <br/>Date: * @author  Yeeku.H.Lee [e-mail] * @version  1.0 */class Fruit{String color = "未确定颜色";//定义一个方法，该方法返回调用该方法的实例public Fruit getThis(){return this;}public void info(){System.out.println("Fruit方法");}}public class Apple extends Fruit{//重写父类的方法@Overridepublic void info(){System.out.println("Apple方法");}//通过super调用父类的Info()方法public void AccessSuperInfo(){super.info();}//尝试返回super关键字代表的内容public Fruit getSuper(){return super.getThis();}String color = "红色";public static void main(String[] args){//创建一个Apple对象Apple a = new Apple();//调用getSuper()方法获取Apple对象关联的super引用Fruit f = a.getSuper();//判断a和f的关系System.out.println("a和f所引用的对象是否相同：" + (a == f));System.out.println("访问a所引用对象的color实例变量：" + a.color);System.out.println("访问f所引用对象的color实例变量：" + f.color);//分别通过a、f两个变量来调用info方法a.info();f.info();//调用AccessSuperInfo来调用父类的info()方法a.AccessSuperInfo();}}/*a和f所引用的对象是否相同：true访问a所引用对象的color实例变量：红色访问f所引用对象的color实例变量：未确定颜色Apple方法Apple方法Fruit方法请按任意键继续. . .*/