介面卡模式（Adapter）：將一個類的介面轉換成客戶希望的另外一個介面。Adapter模式使得原本由於介面不捷榮而不能一起工作的那些類可以一起工作。

package adapter;

/**
 * 介面卡模式(Adapter)
 * 球員抽象類
 */
public abstract class Player {

    protected String name;

    public Player(String name) {
        this.name = name;
    }

    public abstract void attack();

    public abstract void defense();

}
 

package adapter;

/**
 * 介面卡模式(Adapter)
 * 後衛
 */
public class Guards extends Player {

    public Guards(String name) {
        super(name);
    }

    @Override
    public void attack() {
        System.out.println("後衛 " + name + " 進攻");
    }

    @Override
    public void defense() {
        System.out.println("後衛 " + name + " 防守");
    }

}
 

package adapter;

/**
 * 介面卡模式(Adapter)
 * 前鋒
 */
public class Forwards extends Player {

    public Forwards(String name) {
        super(name);
    }

    @Override
    public void attack() {
        System.out.println("前鋒 " + name + " 進攻");
    }

    @Override
    public void defense() {
        System.out.println("前鋒 " + name + " 進攻");
    }

}
 

package adapter;

/**
 * 介面卡模式(Adapter)
 * 中鋒
 */
public class Center extends Player {

    public Center(String name) {
        super(name);
    }

    @Override
    public void attack() {
        System.out.println("中鋒 " + name + " 進攻");
    }

    @Override
    public void defense() {
        System.out.println("中鋒 " + name + " 防守");
    }

}

package adapter;

/**
 * 介面卡模式(Adapter)
 * 外籍中鋒
 */
public class ForeignCenter {

    private String name;

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public void 進攻() {
        System.out.println("外籍中鋒 " + name + " 進攻");
    }

    public void 防守() {
        System.out.println("外籍中鋒 " + name + " 防守");
    }

}

package adapter;

/**
 * 介面卡模式(Adapter)
 * 翻譯者
 */
public class Translator extends Player {

    private ForeignCenter foreignCenter = new ForeignCenter();

    public Translator(String name) {
        super(name);
        foreignCenter.setName(name);
    }

    @Override
    public void attack() {
        foreignCenter.進攻();
    }

    @Override
    public void defense() {
        foreignCenter.防守();
    }

}

package adapter;

/**
 * 介面卡模式(Adapter)
 * 客戶端main方法
 */
public class Client {

    public static void main(String[] args) {
        Player k = new Guards("科比");
        k.attack();
        Player m = new Forwards("麥迪");
        m.attack();
//        Player y = new Center("姚明");
        Player y = new Translator("姚明");
        y.attack();
        y.defense();
    }

}