System.Web.Caching.Cache删除某键后，希望同时触发其它动作（关

System.Web.Caching.Cache是.net为我们提供的一个轻量级的缓存组件，它提供了最基础的增，增过期，删除，获取等操作，下面是对Cache进行的一个封装，方便以后统一调用和扩展。
/// <summary>
    /// 缓o存?相à关?的?操ù作÷类à
    /// 占?占?
    /// </summary>
    public class DataCache
    {
        /// <summary>
        /// 获?取?当±前°应|用?程ì序ò指?定¨CacheKey的?Cache值μ
        /// </summary>
        /// <param name="CacheKey"></param>
        /// <returns></returns>
        public static object GetCache(string CacheKey)
        {
            System.Web.Caching.Cache objCache = HttpRuntime.Cache;
            return objCache[CacheKey];

        }
        /// <summary>
        /// 设è置?当±前°应|用?程ì序ò指?定¨CacheKey的?Cache值μ
        /// 调÷用?：oDataCache.SetCache("name", "zzl");
        /// </summary>
        /// <param name="CacheKey"></param>
        /// <param name="objObject"></param>
        public static void SetCache(string CacheKey, object objObject)
        {
            System.Web.Caching.Cache objCache = HttpRuntime.Cache;
            objCache.Insert(CacheKey, objObject);
        }

        /// <summary>
        /// 设è置?当±前°应|用?程ì序ò指?定¨CacheKey的?Cache值μ
        /// 调÷用?：oDataCache.SetCache("name", "zzl", DateTime.Now.AddMinutes(1), TimeSpan.Zero);
        /// </summary>
        /// <param name="CacheKey"></param>
        /// <param name="objObject"></param>
        public static void SetCache(string CacheKey, object objObject, DateTime absoluteExpiration, TimeSpan slidingExpiration)