当前文件： BookShopOnline/Bll/SampleBll.cs[478B，2009-6-12 11:34:42]，打开代码结构图

		            
 1using System;
 2using System.Collections.Generic;
 3using System.Text;
 4
 5using BookShopOnline.IDal;
 6using BookShopOnline.Model;
 7using BookShopOnline.DalFactory;
 8//该源码首发自www.51aspx.com(５１ａｓｐx．ｃｏｍ)
 9
10namespace BookShopOnline.Bll
11...{
12    public class SampleBll
13    ...{
14        private static readonly ISample Dal = DataAccess.CreateSample();
15        public void Add(Sample sample)
16        ...{
17            Dal.Add(sample);
18        }
19    }
20}
21