public static Industry GetIndustryDetail(string id)
        {
            var list = GetIndustrys();
            if (list.Where(m => m.IndustryID == id).Count() > 0)
            {
                return list.Where(m => m.IndustryID == id).FirstOrDefault();
            }
            Industry model = new Industry();
            DataTable dt = new IndustryDAL().GetIndustryDetail(id);
            if (dt.Rows.Count > 0)
            {
                model.FillData(dt.Rows[0]);
                IndustryBusiness.Industrys.Add(model);
            }

            return model;
        }
 /// <summary>
 /// 获取行业列表
 /// </summary>
 /// <param name="clientid"></param>
 /// <returns></returns>
 public static List<Industry> GetIndustrys()
 {
     if (IndustryBusiness.Industrys != null && IndustryBusiness.Industrys.Count > 0)
     {
         return IndustryBusiness.Industrys;
     }
     else
     {
         List<Industry> list = new List<Industry>();
         DataTable dt = new IndustryDAL().GetIndustrys();
         foreach (DataRow item in dt.Rows)
         {
             Industry model = new Industry();
             model.FillData(item);
             list.Add(model);
         }
         IndustryBusiness.Industrys = list;
         return list;
     }
 }
 /// <summary>
 /// 添加行业
 /// </summary>
 /// <param name="name">名称</param>
 /// <param name="description">描述</param>
 /// <param name="userid">操作人</param>
 /// <param name="clientid">客户端ID</param>
 /// <returns>行业ID</returns>
 public static string InsertIndustry(string name, string description, string userid, string clientid)
 {
     string id = new IndustryDAL().InsertIndustry(name, description, userid, clientid);
     //处理缓存
     if (!string.IsNullOrEmpty(id))
     {
         IndustryBusiness.Industrys.Add(new Industry()
         {
             IndustryID = id,
             Name = name,
             CreateUserID = userid,
             ClientID = clientid,
             CreateTime = DateTime.Now,
             Description = description
         });
     }
     return id;
 }
        /// <summary>
        /// 编辑行业
        /// </summary>
        /// <param name="name">名称</param>
        /// <param name="description">描述</param>
        public static bool UpdateIndustry(string id, string name, string description)
        {
            bool flag = new IndustryDAL().UpdateIndustry(id,name, description);
            //处理缓存
            if (flag)
            {
                Industry industry = IndustryBusiness.Industrys.Find(m => m.IndustryID == id);
                industry.Name = name;
                industry.Description = description; 
            }

            return flag;
        }