设计模式篇--抽象工厂模式

/**
 * 主要思路：先构建一个总工厂，包含许多分工厂，再从分工厂中，取出自己想要的类型的物品
 */
public class main {
    public static void main(String[] args) {
        FactoryProducer factoryProducer = new FactoryProducer();
        //获取手机工厂
        AbstractFactory phoneFactory = factoryProducer.getFactory("Phone");
        //获取路由器工厂
        AbstractFactory routerFactory = factoryProducer.getFactory("Router");
        //手机工厂创建对应的手机
        phoneFactory.createPhone("xiaomi");
        //路由器工厂创建对应路由器
        routerFactory.createRouter("xiaomi");
    }
}

//生产手机的接口

public interface Phone { void call(); void hangup(); void sendSMS(); }

不同厂商的手机

public class huaweiPhone implements Phone {
    @Override
    public void call() {
        System.out.println("huaweiPhone call");
    }

    @Override
    public void hangup() {
        System.out.println("huaweiPhone playGame");
    }

    @Override
    public void sendSMS() {
        System.out.println("huaweiPhone sendMsg");
    }
}

public class xiaomiPhone implements Phone {
    @Override
    public void call() {
        System.out.println("xiaomiPhone call");
    }

    @Override
    public void sendSMS() {
        System.out.println("xiaomiPhone sendMsg");
    }

    @Override
    public void hangup() {
        System.out.println("xiaomiPhone playGame");
    }
}

//创建手机的工厂
public class PhoneFactoryImpl implements AbstractFactory {
    @Override
    public Phone createPhone(String phoneType) {
        if("huawei".equals(phoneType)){
            return new huaweiPhone();
        }else if("xiaomi".equals(phoneType)) {
            return new xiaomiPhone();
        }
        return null;
    }

    @Override
    public Router createRouter(String routerType) {
        return null;
    }
}

//路由器接口

public interface Router { void on(); void off(); void onWifi(); void offWifi(); }

//不同厂商路由器
public class huaweiRouter implements Router {
    public void on() {
        System.out.println("huaweiRouter on");
    }

    public void off() {
        System.out.println("huaweiRouter off");
    }

    public void onWifi() {
        System.out.println("huaweiRouter onWifi");
    }

    public void offWifi() {
        System.out.println("huaweiRouter offWifi");
    }
}

public class xiaomiRouter implements Router {
    @Override
    public void on() {
        System.out.println("xiaomiRouter on");
    }

    @Override
    public void off() {
        System.out.println("xiaomiRouter off");
    }

    @Override
    public void onWifi() {
        System.out.println("xiaomiRouter onWifi");
    }

    @Override
    public void offWifi() {
        System.out.println("xiaomiRouter offWifi");
    }
}

//创建路由器工厂
public class RouterFactoryImpl implements AbstractFactory {

    @Override
    public Phone createPhone(String phoneType) {
        return null;
    }

    @Override
    public Router createRouter(String routerType) {
        if("xiaomi".equals(routerType)){
            return new xiaomiRouter();
        } else if ("huawei".equals(routerType)) {
            return new huaweiRouter();
        }
        return null;
    }
}

//工厂生产者
public class FactoryProducer {
    public static AbstractFactory getFactory(String factory) {
        if (factory.equalsIgnoreCase("Phone")) {
            return new PhoneFactoryImpl();
        } else if (factory.equalsIgnoreCase("Router")) {
            return new RouterFactoryImpl();
        }
        return null;
    }
}