抽象工厂模式

package rjsj.no4;

public class BlackSkinWomen implements Women{
    public void play() {
        System.out.println("黑色皮肤的女人出现");
    }
}

package rjsj.no4;

public class Client {
    public static void main(String args[]) {
        try {
            MWFactory factory;
            Man m;
            Women w;
            factory=(MWFactory) XMLUtil.getBean();
            m=factory.produceMan();
            m.play();
            w=factory.produceWomen();
            w.play();
        }
        catch(Exception e) {
            System.out.println(e.getMessage());
        }
    }
}

package rjsj.no4;

public class BlackFactory implements MWFactory{
    public Man produceMan() {
        return new BlackSkinMan();
    }

    public Women produceWomen() {
        return new BlackSkinWomen();
    }
}

package rjsj.no4;

public class BlackSkinMan implements Man{
    public void play() {
        System.out.println("黑色皮肤的男人出现");
    }
}

package rjsj.no4;

public class WhiteFactory implements MWFactory{
    public Man produceMan() {
        return new WhiteSkinMan();
    }

    public Women produceWomen() {
        return new WhiteSkinWomen();
    }
}

package rjsj.no4;

public class WhiteSkinMan implements Man{
    public void play() {
        System.out.println("白色皮肤的男人出现");
    }
}

package rjsj.no4;

public class WhiteSkinWomen implements Women{
    public void play() {
        System.out.println("白色皮肤的女人出现");
    }
}

<?xml version="1.0"?>
<config>
    <className>YellowFactory</className>
</config>

package rjsj.no4;

public interface Man {
    public void play();
}

package rjsj.no4;

public interface MWFactory {
    public Man produceMan();
    public Women produceWomen();
}

package rjsj.no4;

public class YellowFactory implements MWFactory{
    public Man produceMan() {
        return new YellowSkinMan();
    }

    public Women produceWomen() {
        return new YellowSkinWomen();
    }
}

package rjsj.no4;

public class YellowSkinMan implements Man{
    public void play() {
        System.out.println("黄色皮肤男人出现");
    }
}

package rjsj.no4;

public class YellowSkinWomen implements Women{
    public void play()
    {
        System.out.println("黄色皮肤的女人出现");
    }
}

package rjsj.no4;

public interface Women {
    public void play();
}

package rjsj.no4;

import javax.xml.parsers.*;
import org.w3c.dom.*;
import org.xml.sax.SAXException;
import java.io.*;

public class XMLUtil {
    //该方法用于从XML配置文件中提取具体类类名，并返回一个实例对象
    public static Object getBean() {
        try {
            //创建文档对象
            DocumentBuilderFactory dFactory = DocumentBuilderFactory.newInstance();
            DocumentBuilder builder = dFactory.newDocumentBuilder();
            Document doc;
            doc = builder.parse(new File("src/rjsj/no4/config.xml"));

            //获取包含类名的文本节点
            NodeList nl = doc.getElementsByTagName("className");
            //System.out.println(nl);
            Node classNode=nl.item(0).getFirstChild();
            String cName=classNode.getNodeValue();

            //通过类名生成实例对象并将其返回
            Class c=Class.forName("rjsj.no4."+cName);
            Object obj=c.newInstance();
            return obj;
        }
        catch(Exception e) {
            e.printStackTrace();
            return null;
        }
    }
}

#include <iostream>

using namespace std;

class SexFactory{
public:
    virtual void produce(){
        cout<<"无性别孩子"<<endl;
    }
};

class girlFactory:public SexFactory{
public:

    void produce(){
        // TODO Auto-generated method stub
        cout<<"女孩"<<endl;
    }
};

class boyFactory:public SexFactory{
public:
    void produce(){
        // TODO Auto-generated method stub
        cout<<"男孩"<<endl;
    }
};

class ColorFactory{
public:
    virtual void produce(){
        cout<<"透明";
    };
};

class yellowFactory:public ColorFactory{
public:
    void produce(){
        // TODO Auto-generated method stub
        cout<<"黄种";
    }
};

class whiteFactory:public ColorFactory{
public:
    void produce(){
        // TODO Auto-generated method stub
        cout<<"白种";
    }
};

class blackFactory:public ColorFactory{
public:
    void produce(){
        // TODO Auto-generated method stub
        cout<<"黑种";
    }
};

class Person{
public:
    Person(){
        SexFactory* sex;
        ColorFactory* color;
        int s,c;
        cout<<"请输入你要生产的小人的性别 1是女孩 2是男孩"<<endl;
        cin>>s;
        cout<<"请输入你要生产的小人的颜色 1是黄种 2是黑种 3是白种"<<endl;
        cin>>c;
        cout<<"您生产了一个";

        yellowFactory y;
        blackFactory b;
        whiteFactory w;
        switch(c) {
        case 1:
            color=&y;
            break;
        case 2:
            color=&b;
            break;
        case 3:
            color=&w;
            break;
        default:;
        }
        color->produce();

        girlFactory g;
        boyFactory bo;
        switch(s) {
        case 1:
            sex=&g;
            break;
        case 2:
            sex=&bo;
            break;
        default:;
        }
        sex->produce();

    }
};

int main()
{
    Person person;
    return 0;
}