总结：也没有什么好说的，抽象的工厂是的类似的对象的创建归类，放到一个工厂去中去创建，举个例子：鼠标，有各种各样的品牌鼠标   键盘有各种个各样的品牌键盘.....

 所以同一种品牌的产品当然是由同一品牌的工厂生产， 但是不同的品牌鼠标他们结构都是一样的，所以他们能继承同样的接口。。。。键盘是类似。。。

/**
 * Created by chenxun on 2017/5/23.
 */
interface mouse { }
class mouse_A implements mouse{
    mouse_A(){
        System.out.println("create mouse a");
    }
}
class mouse_B implements  mouse{
    mouse_B(){
        System.out.println("create mouse b");
    }
}

interface keyboard{ }
class keyboard_A implements keyboard{
    keyboard_A(){
        System.out.println("create keykoard a");
    }
}

class keyboard_B implements  keyboard{
    keyboard_B(){
        System.out.println("create keyboard b");
    }
}

interface  FactoryCenter{
    public mouse create_mouse();
    public keyboard create_keyboard();
}

class  Factory1  implements  FactoryCenter{
    public mouse  create_mouse(){
        return  new mouse_A();
    }

    public  keyboard create_keyboard(){
        return  new keyboard_A();
    }
}

class  Factory2  implements  FactoryCenter{
    public mouse  create_mouse(){
        return  new mouse_B();
    }

    public  keyboard create_keyboard(){
        return  new keyboard_B();
    }
}

public class abstract_factory {
    public  static void main(String[] args) {
        Factory1 A = new Factory1();
        A.create_mouse();
        A.create_keyboard();

        Factory2 B = new Factory2();
        B.create_mouse();
        B.create_keyboard();
    }
}