java继承实现-蒲公英云

java继承实现

/**
 * 继承
 */
public class Animal {   //默认animal集成object
    private String color;
    private int age;
    public Animal(){
        super();
    }
    public Animal(String color,int age){
        this.color = color;
        this.age = age;
    }
    public void eat(){
        System.out.println("吃饭");
    }
    public void sleep(){
        System.out.println("睡觉");
    }
    public void introduce(){
        System.out.println(color+"\t"+age);
    }
}
public class Dog extends Animal{
    private String nikeName;
    public Dog(){
    }
    public Dog(String color,int age){
    }
    public Dog(String color,int age,String nikeName){
        super(color, age);
        this.nikeName = nikeName;
    }
    public void guard(){
        System.out.println("看家");
    }
}
public class Cat extends Animal{
    private int eyeSight;
    public Cat(){
    }
    public Cat(String color,int age,int eyeSight){
        super(color, age);
        this.eyeSight = eyeSight;
    }
    public void grabMouse(){
        System.out.println("猫抓老鼠");
    }
}
public class Test {
    public static void main(String[] args) {
        Dog dog = new Dog("黑色",3,"张三");
        dog.eat();
        dog.sleep();
        dog.introduce();
        dog.guard();
        Cat cat = new Cat("白色",3,5);
        cat.eat();
        cat.sleep();
        cat.introduce();
        cat.grabMouse();
    }
}