class Test5_Animal {
public static void main(String[] args) {
Cat c1 = new Cat("花",4);
System.out.println(c1.getColor() + "..." + c1.getLeg());
c1.eat();
c1.catchMouse();
Dog d1 = new Dog("黑",2);
System.out.println(d1.getColor() + "..." + d1.getLeg());
d1.eat();
d1.lookHome();
}
}
/*
* A:猫狗案例分析
* B:案例演示
* 猫狗案例继承版
* 属性:毛的颜色,腿的个数
* 行为:吃饭
* 猫特有行为:抓老鼠catchMouse
* 狗特有行为:看家lookHome
*/
class Animal {
private String color; //毛的颜色
private int leg; //腿的个数
public Animal(){}
public Animal(String color,int leg) {
this.color = color;
this.leg = leg;
}
public void setColor(String color) { //设置颜色
this.color = color;
}
public String getColor() { //获取颜色
return color;
}
public void setLeg(int leg) { //设置腿的个数
this.leg = leg;
}
public int getLeg() { //获取腿的个数
return leg;
}
public void eat() { //吃饭
System.out.println("吃饭");
}
}
class Cat extends Animal {
public Cat() {} //空参构造
public Cat(String color,int leg) { //有参构造
super(color,leg);
}
public void eat() { //吃鱼
System.out.println("猫吃鱼");
}
public void catchMouse() { //抓老鼠
System.out.println("抓老鼠");
}
}
class Dog extends Animal {
public Dog() {} //空参构造
public Dog(String color,int leg) { //有参构造
super(color,leg);
}
public void eat() { //吃肉
System.out.println("狗吃肉");
}
public void lookHome() { //看家
System.out.println("看家");
}
} |
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