关于桥BRIDGE设计模式

public interface Makeable {
	public void make();
}

public abstract class Product implements Makeable {

}

public class TShirt extends Product {

	@Override
	public void make() {
		// TODO Auto-generated method stub
		
	}

}

public class Album extends Product {

	@Override
	public void make() {
		// TODO Auto-generated method stub
		
	}

}

<p class="indent">

abstract class Category{
    abstract void display(Product product);
}
class Photo extends Category{
    public void display(Product product){
        //根据产品参数进行一类产品的制作
        //do make
        //直接添加边框和背景
    }
}
class Product{
  //先虚拟一下产品的材料，照实际情况定义这个(些)值。
  private Stuff stuff;
  private Category category;
  void display(){
    category.display(this);
  }
}
class Client{
    void test(){
        product.display();
    }
}
<p class="indent">

abstract class Displayer{
    //添加边框的方法
    void addBorder(Stuff stuff);
    //添加背景图片的方法
    void addBackImg(Stuff stuff);
}
//比如说这个零件制作器需要先把所有的图片转成jpg格式
class OneDisplay extends Displayer{
    void addBorder(Stuff stuff){}
    void addBackImg(Stuff stuff){}
}
//比如说这个零件制作器需要把图转成png格式
class TwoDisplay extends Displayer{
    void addBorder(Stuff stuff){}
    void addBackImg(Stuff stuff){}
}
abstract class Category{
    protected Displayer displayer;
    void setDisplayer(Displayer displayer){
        this.displayer=displayer;
    }
    abstract void display(Product product);
}
class Photo extends Category{
    public void display(Product product){
        //根据产品参数用具体的零件制作器进行一类产品的制作
        displayer.addBorder(product.getStuff());
        displayer.addBackImg(product.getStuff());
    }
}
class Client{
    void test(){
        Displayer d;//get d
        Product p;
        p.getCategory().setDisplayer(d);
        p.display();
    }
}
<p class="indent">