【设计模式】抽象工厂模式 ( 简介 | 适用场景 | 优缺点 | 产品等级结构和产品族 | 代码示例 )（二）

package abstractfactory;
/**
 * 冰箱抽象类
 */
public abstract class Fridge {
    public abstract void produce();
}

package abstractfactory;
/**
 * 美的冰箱
 */
public class MideaFridge extends Fridge {
    @Override
    public void produce() {
        System.out.println("生产美的冰箱");
    }
}

package abstractfactory;
/**
 * 格力冰箱
 */
public class GreeFridge extends Fridge {
    @Override
    public void produce() {
        System.out.println("生产格力冰箱");
    }
}

package abstractfactory;
/**
 * 空调抽象类
 */
public abstract class AirConditioner {
    public abstract void produce();
}

package abstractfactory;
/**
 * 美的空调
 */
public class MideaAirConditioner extends AirConditioner {
    @Override
    public void produce() {
        System.out.println("生产美的空调");
    }
}

package abstractfactory;
/**
 * 格力空调
 */
public class GreeAirConditioner extends AirConditioner {
    @Override
    public void produce() {
        System.out.println("生产格力空调");
    }
}

package abstractfactory;
/**
 * 抽象工厂方法
 */
public interface Factory {
    /**
     * 生产冰箱
     * @return
     */
    Fridge getFridge();
    /**
     * 生产空调
     * @return
     */
    AirConditioner getAirConditioner();
}

package abstractfactory;
/**
 * 美的工厂
 */
public class MideaFactory implements Factory {
    @Override
    public Fridge getFridge() {
        return new MideaFridge();
    }
    @Override
    public AirConditioner getAirConditioner() {
        return new MideaAirConditioner();
    }
}

package abstractfactory;
/**
 * 格力抽象工厂
 */
public class GreeFactory implements Factory {
    @Override
    public Fridge getFridge() {
        return new GreeFridge();
    }
    @Override
    public AirConditioner getAirConditioner() {
        return new GreeAirConditioner();
    }
}

package abstractfactory;
public class Main {
    public static void main(String[] args) {
        // 生产 美的 品牌的 冰箱 和 空调
        Factory mideaFactory = new MideaFactory();
        // 美的冰箱
        Fridge mideaFridge = mideaFactory.getFridge();
        mideaFridge.produce();
        // 美的空调
        AirConditioner mideaAirConditioner = mideaFactory.getAirConditioner();
        mideaAirConditioner.produce();
        System.out.println();
        // 生产 格力 品牌的 冰箱 和 空调
        Factory greeFactory = new GreeFactory();
        // 格力冰箱
        Fridge greeFridge = greeFactory.getFridge();
        greeFridge.produce();
        // 格力空调
        AirConditioner greeFridgeAirConditioner = greeFactory.getAirConditioner();
        greeFridgeAirConditioner.produce();
    }
}

生产美的冰箱
生产美的空调
生产格力冰箱
生产格力空调