dog.java

项目实战

public class Dog extends Animal implements LandAnimal{
	int NumberOfLegs;
	public Dog(boolean mammal,boolean carnivorous,int NumberOfLegs){
		super(mammal,carnivorous);
		this.NumberOfLegs=NumberOfLegs;
	}
	public void sayHello(){
		System.out.println("狗通常情况下，和个打招呼的方式为：摇摇尾巴");
	}
	public void sayHello(int newValue){
		if(newValue==1){
			System.out.println("狗被抚摸情绪好的时候，打招呼的方式是：旺旺旺叫");
		}else if(newValue==2){
			System.out.println("狗烦躁的时候会：呜呜叫");
		}
	}
	public int getNumberOfLegs(){
		return NumberOfLegs;
	}
}
class Cat extends Animal implements LandAnimal{
	int NumberOfLegs;
	public Cat(boolean mammal,boolean carnivorous,int NumberOfLegs){
		super(mammal,carnivorous);
		this.NumberOfLegs=NumberOfLegs;
	}
	public void sayHello(){
		System.out.println("猫通常情况下，和个打招呼的方式为：喵喵叫");
	}
	public void sayHello(int newValue){
		if(newValue==1){
			System.out.println("猫情绪好的时候会：咕噜咕噜叫");
		}else if(newValue==2){
			System.out.println("猫烦躁的时候会：呜呜叫");
		}
	}
	public int getNumberOfLegs(){
		return NumberOfLegs;
	}
}
class Frog extends Animal implements LandAnimal,WaterAnimal{
	int NumberOfLegs;
	boolean luan;
	boolean sai;
	public Frog(boolean mammal,boolean carnivorous,int NumberOfLegs,boolean luan,boolean sai){
		super(mammal,carnivorous);
		this.NumberOfLegs=NumberOfLegs;
		this.luan=luan;
		this.sai=sai;
	}
	public void sayHello(){
		System.out.println("青蛙通常情况下，和个打招呼的方式为：呱呱呱");
	}
	public void sayHello(int newValue){
		if(newValue==1){
			System.out.println("青蛙情绪好的时候会：呱呱呱");
		}else if(newValue==2){
			System.out.println("青蛙受到惊吓时会：扑通一声跳下水");
		}
	}
	public int getNumberOfLegs(){
		return NumberOfLegs;
	}
	public boolean hasGills(){
		return luan;
	}
	public boolean laysEggs(){
		return sai;
	}
}
class test{
	public static void main(String[] args){
		Dog d=new Dog(true,true,4);
		if(d.ismammal()==true){
			System.out.println("狗是哺乳动物");
		}else{
			System.out.println("狗不是哺乳动物");
		}
		if(d.iscarnivorous()==true){
			System.out.println("狗是肉食动物");
		}else{
			System.out.println("狗不是肉食动物");
		}
		d.sayHello();
		d.setMood(1);
		d.sayHello(d.getMood());
		d.setMood(2);
		d.sayHello(d.getMood());
		System.out.println("狗有"+d.getNumberOfLegs()+"条腿");
		System.out.println();
		
		Cat c=new Cat(true,true,4);
		if(c.ismammal()==true){
			System.out.println("猫是哺乳动物");
		}else{
			System.out.println("猫不是哺乳动物");
		}
		if(c.iscarnivorous()==true){
			System.out.println("猫是肉食动物");
		}else{
			System.out.println("猫不是肉食动物");
		}
		c.sayHello();
		c.setMood(1);
		c.sayHello(c.getMood());
		c.setMood(2);
		c.sayHello(c.getMood());
		System.out.println("猫有"+c.getNumberOfLegs()+"条腿");
		System.out.println();
		
		Frog f=new Frog(false,false,4,true,true);
		if(f.ismammal()==true){
			System.out.println("青蛙是哺乳动物");
		}else{
			System.out.println("青蛙不是哺乳动物");
		}
		if(f.iscarnivorous()==true){
			System.out.println("青蛙是肉食动物");
		}else{
			System.out.println("青蛙不是肉食动物");
		}
		f.sayHello();
		f.setMood(1);
		f.sayHello(f.getMood());
		f.setMood(2);
		f.sayHello(f.getMood());
		if(f.hasGills()==true){
			System.out.println("青蛙产卵");
		}else{
			System.out.println("青蛙不产卵");
		}
		if(f.laysEggs()==true){
			System.out.println("青蛙有鳃");
		}else{
			System.out.println("青蛙没有鳃");
		}
		System.out.println("青蛙有"+f.getNumberOfLegs()+"条腿");
		System.out.println();
	}
}