/// <summary> /// 获取团购分类 /// </summary> /// <returns></returns> public static List <GroupBuyingCategoryInfo> GetGroupBuyingCategory() { string cacheKey = CommonFacade.GenerateKey("GroupBuying_GetGroupBuyingCategory"); if (HttpRuntime.Cache[cacheKey] != null) { return((List <GroupBuyingCategoryInfo>)HttpRuntime.Cache[cacheKey]); } List <GroupBuyingCategoryInfo> result = GroupBuyingDA.GetGroupBuyingCategory(); HttpRuntime.Cache.Insert(cacheKey, result, null, DateTime.Now.AddSeconds(CacheTime.Longest), Cache.NoSlidingExpiration); return(result); }