接口 动物声音模拟器

public class Simulator {
public void playSound(Animal animal) {
animal.cry();
animal.getAnimalName();
}

}

public class Dog implements Animal{
public void cry() {
System.out.println("汪汪汪");
}
public void getAnimalName() {
System.out.println("Dog");
}

}

public class Cat implements Animal {
public void cry() {
System.out.println("喵喵喵");
}
public void getAnimalName() {
System.out.println("Cat");
}

}

public class Test {

public static void main(String[] args) {
// TODO Auto-generated method stub
Simulator simulator=new Simulator();
simulator.playSound(new Dog());
simulator.playSound(new Cat());

}

}