protected override CacheItem CreateSyndication()
        {
            CacheItem item = new CacheItem();

            item.LastModified = this._syndication.LastModified;
            item.Xml = this._syndication.Serialize();

            return item;
        }
 protected virtual void CacheSyndication(CacheItem item)
 {
     Common.Cache.Add(this.CacheKey, item);
 }