sample8_18.java

Java SE 6.0前11章示的示例代码,简单易学

package wyf.jc;
class Father 
{}
//类Son继承自类Father
class Son extends Father
{}
class Vehicle
{
	public Father getMe()
	{
		Father f=new Father();
		System.out.println("方法没有成功重写！！！");
		return f;
	}
}
//类Car继承自类Vehicle
class Car extends Vehicle
{
	public Son getMe()
	{
		Son s=new Son();
		System.out.println("方法成功重写！！！");
		return s;
	}
}
public class Sample8_18
{
	public static void main(String[] args)
	{
		//创建对象，调用方法
		Vehicle v=new Car();
		System.out.print("调用的结果为：");
		v.getMe();
	}
}