设计模式——装饰者模式

/**
 * @Author:shenqi
 * @Description: DOTA2英雄
 * @Date:2019/3/30 23:50
 */
public interface Dota2Hero {

    void getSkills();
}

/**
 * @Author:shenqi
 * @Description: 剑圣
 * @Date:2019/3/30 23:51
 */
public class Jugg implements Dota2Hero {

    @Override
    public void getSkills() {
        System.out.println("啥技能都没有");
    }
}

/**
 * @Author:shenqi
 * @Description:
 * @Date:2019/3/30 23:53
 */
public abstract class Skills implements Dota2Hero {

    public Dota2Hero dota2Hero;

    public Skills(Dota2Hero dota2Hero) {
        this.dota2Hero = dota2Hero;
    }

    public abstract void getSkills();
}

/**
 * @Author:shenqi
 * @Description:
 * @Date:2019/3/31 00:01
 */
public class 剑刃风暴 extends Skills {

    public 剑刃风暴(Dota2Hero dota2Hero) {
        super(dota2Hero);
    }

    @Override
    public void getSkills() {
        System.out.println("学习了剑刃风暴");
    }
}

/**
 * @Author:shenqi
 * @Description:
 * @Date:2019/3/31 00:14
 */
public class 剑舞 extends Skills {

    public 剑舞(Dota2Hero dota2Hero) {
        super(dota2Hero);
    }

    @Override
    public void getSkills() {
        System.out.println("学习了剑舞");
    }
}

/**
 * @Author:shenqi
 * @Description:
 * @Date:2019/3/31 00:15
 */
public class 无敌斩 extends Skills {

    public 无敌斩(Dota2Hero dota2Hero) {
        super(dota2Hero);
    }

    @Override
    public void getSkills() {
        System.out.println("学习了无敌斩");
    }
}

/**
 * @Author:shenqi
 * @Description:
 * @Date:2019/3/31 00:14
 */
public class 治疗守卫 extends Skills {

    public 治疗守卫(Dota2Hero dota2Hero) {
        super(dota2Hero);
    }

    @Override
    public void getSkills() {
        System.out.println("学习了治疗守卫");
    }
}

public class JuggMain {

    public static void main(String[] args) {
        Dota2Hero jugg = new Jugg();
        jugg.getSkills();

        Skills first = new 剑刃风暴(jugg);
        first.getSkills();

        Skills second = new 剑舞(first);
        second.getSkills();

        Skills third = new 治疗守卫(second);
        third.getSkills();

        Skills last = new 无敌斩(third);
        last.getSkills();
    }
}