能帮我看看这是老师的要求吗？
来源：10-1 Java 中的多态
慕仙6447988
2017-12-05 17:42
//父类
package com.imooc;
public class FuLei {
public String name;
public int person;
public String style;
public void act()
{
System.out.println("名字="+name+" "+"人数="+person+" "+"类型="+style);
}
}
//子类自行车
public class Bicycle extends FuLei {
public void act()
{
super.name="自行车";
super.person=2;
super.style="陆运";
super.act();
}
}
//子类汽车
public class Car extends FuLei {
public void act()
{
super.name="小汽车";
super.person=5;
super.style="陆运";
super.act();
}
}
//子类火车
public class Train extends FuLei {
public void act()
{
super.name="火车";
super.person=2000;
super.style="陆运";
super.act();
}
}
//子类轮船
public class stea extends FuLei{
public void act()
{
super.name="轮船";
super.person=20000;
super.style="海运";
super.act();
}
}
//子类飞机
public class aircraft extends FuLei {
public void act()
{
super.name="飞机";
super.person=500;
super.style="空运";
super.act();
}
}
//测试类
public class Demo {
public static void main(String [] sss)
{
FuLei obj1= new Bicycle();
obj1.act();
FuLei obj2= new Car();
obj2.act();
FuLei obj3= new Train();
obj3.act();
FuLei obj4= new stea();
obj4.act();
FuLei obj5= new aircraft();
obj5.act();
}
}
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2回答
-
- kk求知者
- 2018-01-22 22:27:51
package com.extends1; public class Vehicle { public String name; public String way; public int count; public Vehicle(String name,String way,int count){ this.name=name;this.way=way;this.count=count; System.out.println(name+"能"+way+"运输"+count+"人"); } }package com.extends1; public class Steamer extends Vehicle { public Steamer(String name, String way, int count) { super(name, way, count); } }package com.extends1; public class Plane extends Vehicle { public Plane(String name, String way, int count) { super(name, way, count); } }package com.extends1; public class Bus extends Vehicle { public Bus(String name, String way, int count) { super(name, way, count); } }package com.extends1; public class Test { /** * @param args * 多态问题的实现 * 引用的多态 * 方法的多态 */ public static void main(String[] args) { Vehicle bus=new Bus("公共汽车","陆上", 50); Vehicle stea=new Steamer("轮船","海上",200); Vehicle plane=new Plane("飞机","空中",1000); -
- Dansant
- 2017-12-05 20:48:56
你在做什么哟，你只是创建了几个继承类，然后输出而已，都没有满足客户的需要，客户要怎么选择，选那辆车？多少辆车？价格是多少？.......等等问题，你只是把有这几种类型的车展示出来而已。
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