.net redis ServiceStack Hash 缓存页面点击量实现

  因为目前站点统计某页面点击量(刷新也算入点击量),且每点击进入一次页面或刷新一次也没都会向点击量log表插入一条数据,因此该表日积月累的数据量必然很大,若是想根据该log查询最热门(及点击量最多的页面信息,则查询比较耗时)。也考虑过新建一张点击统计表,统计每一个页面的点击次数,点击或刷新一次就在原来的基础上+1,可是又考虑到用redis缓存,也能够实现,且效率应该还不错。开始考虑使用redis 的SortedSet(有序集合)来实现(为了方便取 top 20),发现不可行。因而,redis Hash缓存页面相关信息走起~~~~~redis

代码以下:缓存

#region 车辆点击量缓存
        //获取全部竞拍的点击量
        public static Dictionary<string, string> GetAllAuctionClicks()
        {
            var result = new Dictionary<string, string>();
            if (!RedisSwitch)
                return result;

            try
            {
                var key = RedisKeyHelper.AllAuctionClicks();
                using (var client = RedisManger.GetReadwriteClient())
                {
                    if (client.ContainsKey(key))
                    {
                        result = client.GetAllEntriesFromHash(RedisKeyHelper.AllAuctionClicks());
                    }
                    return result;
                }
            }
            catch (Exception ex)
            {
                return result;
            }
        }

        //设置全部竞拍的点击量
        public static void SetAllAuctionClicks(Dictionary<string, string> clicksList)
        {
            if (!RedisSwitch)
                return;

            try
            {
                var key = RedisKeyHelper.AllAuctionClicks();
                using (var client = RedisManger.GetReadwriteClient())
                {
                    if (client.ContainsKey(key))
                    {
                        client.Remove(key);
                    }
                    client.SetRangeInHash(key, clicksList);
                }
            }
            catch (Exception ex)
            {
                return;
            }

        }

        //增长该AucId的点击次数
        public static void IncrementAuctionClicks(int aucId)
        {
            if (!RedisSwitch)//开关关闭,则返回
                return;

            try
            {
                var key = RedisKeyHelper.AllAuctionClicks();
                using (var client = RedisManger.GetReadwriteClient())
                {
                    if (client.ContainsKey(key))
                    {
                        if (client.HashContainsEntry(key, aucId.ToString()))
                        //若是 该AucId在hash中,则对该AucId的次数加1,不然,加入一个新的Aucid,1 的key-value
                        {
                            client.IncrementValueInHash(key, aucId.ToString(), 1);
                        }
                        else
                        {
                            client.SetEntryInHash(key, aucId.ToString(), "1");
                        }
                    }
                }
            }
            catch
            {
            }
        }

        //获取某一个aucid的点击次数
        public static int GetAuctionClick(int aucId)
        {
            var result = 0;
            if (!RedisSwitch)//开关关闭,则返回
                return result;

            try
            {
                var key = RedisKeyHelper.AllAuctionClicks();
                using (var client = RedisManger.GetReadwriteClient())
                {
                    if (client.ContainsKey(key))
                    {
                        if (client.HashContainsEntry(key, aucId.ToString()))
                        //若是 该AucId在hash中,则取该AucId的点击次数,不然点击次数为0
                        {
                            int.TryParse(client.GetValueFromHash(key, aucId.ToString()), out result);
                        }
                    }
                }
            }
            catch
            {
                return result;
            }
            return result;
        }
        #endregion
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