package com.softeem.demo;
/**
*@authorleno
*动物的接口
*/
interface Animal
{
publicvoid eat(Food food);
}
/**
*@authorleno
*一种动物类:猫
*/
class Cat implements Animal
{
publicvoid eat(Food food)
{
System.out.println("小猫吃"+food.getName());
}
}
/**
*@authorleno
*一种动物类:狗
*/
class Dog implements Animal
{
publicvoid eat(Food food)
{
System.out.println("小狗啃"+food.getName());
}
}
/**
*@authorleno
*食物抽象类
*/
abstractclass Food
{
protected String name;
public String getName() {
returnname;
}
publicvoid setName(String name) {
this.name = name;
}
}
/**
*@authorleno
*一种食物类:鱼
*/
class Fish extends Food
{
public Fish(String name) {
this.name = name;
}
}
/**
*@authorleno
*一种食物类:骨头
*/
class Bone extends Food
{
public Bone(String name) {
this.name = name;
}
}
/**
*@authorleno
*饲养员类
*
*/
class Feeder
{
/**
*饲养员给某种动物喂某种食物
*@paramanimal
*@paramfood
*/
publicvoid feed(Animal animal,Food food)
{
animal.eat(food);
}
}
/**
*@authorleno
*测试饲养员给动物喂食物
*/
publicclass TestFeeder {
publicstaticvoid main(String[] args) {
Feeder feeder=new Feeder();
Animal animal=new Dog();
Food food=new Bone("肉骨头");
feeder.feed(animal,food); //给狗喂肉骨头
animal=new Cat();
food=new Fish("鱼");
feeder.feed(animal,food); //给猫喂鱼
}
}
