抽象方法---猴子的行为

abstract class Animal{
String name;
public abstract void speak();
}


interface Protectable{
void beProtected();
}


interface Valuable{
double getMoney();
}


class GoldenMonkey  extends Animal implements Protectable,Valuable{

GoldenMonkey(String name){
this.name=name;
}
public  void speak(){
System.out.println("monkey is speaking");
}
public void beProtected(){
System.out.println("live in the room");
}
    public double getMoney(){
return 100000;
}
}


class TestMonkey{
public static void main(String args[]){
GoldenMonkey g1=new GoldenMonkey("xx");
g1.speak();
        g1.beProtected();
        System.out.println(g1.getMoney());
}
}