接口练习

package com.homework4;

public abstract class ActionCharacter {
    
    //声明抽象方法
    abstract void fight(String emp);
    
    abstract void speak(String s);


}

package com.homework4;

public interface CanFly {
    
    //声明抽象方法
    void fly();

}

package com.homework4;

public interface CanSwim {
    
    //声明抽象方法
    void swim();

}

package com.homework4;

public class Hero extends ActionCharacter implements CanFly, CanSwim {
    
    String name;
    Hero(String name)
    {
        this.name=name;
    }

    @Override
    public void swim() {
        System.out.println("我是"+this.name+",我会游泳");

    }

    @Override
    public void fly() {
        System.out.println("我是"+this.name+",我会飞");

    }

    @Override
    void fight(String emp) {
        System.out.println("我是"+this.name+","+emp);

    }

    @Override
    void speak(String s) {
        System.out.println("我是"+this.name+","+s);

    }

}

package com.homework4;

public class E {

    public static void main(String[] args) {
        
        Hero hb = new Hero("张伟");
        hb.swim();
        hb.fly();
        hb.fight("我会降龙十八掌");
        
        
        CanFly cf = hb;
        hb.fly();
        
        CanSwim cs = hb;
        hb.swim();
        
        
        ActionCharacter ac = hb;
        ac.speak("我会说一口流利的汉语");
        ac.fight("我会黯然销魂掌");

    }

}