《大话设计模式》Java代码示例（十三）之适配器模式

适配器模式（Adapter）：将一个类的接口转换成客户希望的另外一个接口。Adapter模式使得原本由于接口不捷荣而不能一起工作的那些类可以一起工作。

package adapter;

/**
 * 适配器模式(Adapter)
 * 球员抽象类
 */
public abstract class Player {

    protected String name;

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

    public abstract void attack();

    public abstract void defense();

}

package adapter;

/**
 * 适配器模式(Adapter)
 * 后卫
 */
public class Guards extends Player {

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

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

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

}

package adapter;

/**
 * 适配器模式(Adapter)
 * 前锋
 */
public class Forwards extends Player {

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

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

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

}

package adapter;

/**
 * 适配器模式(Adapter)
 * 中锋
 */
public class Center extends Player {

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

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

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

}

package adapter;

/**
 * 适配器模式(Adapter)
 * 外籍中锋
 */
public class ForeignCenter {

    private String name;

    public String getName() {
        return name;
    }

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

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

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

}

package adapter;

/**
 * 适配器模式(Adapter)
 * 翻译者
 */
public class Translator extends Player {

    private ForeignCenter foreignCenter = new ForeignCenter();

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

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

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

}

package adapter;

/**
 * 适配器模式(Adapter)
 * 客户端main方法
 */
public class Client {

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

}