a2.java

来自「疯狂Java讲义_源码(含Java设计模式CHM」· Java 代码 · 共 22 行

/**
 * Description:
 * <br/>Copyright (C), 2005-2008, 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
 */
public class A2 extends Apple
{
	//重写父类的方法
	public String getInfo()
	{
		//super.getInfo()方法返回值是Object类型，
		//所以加toString()才返回String类型
		return super.getInfo().toString();
	}
}