gistfile1.cs

        public delegate BaseGenericList<T> MethodExecution<T>();
        public static BaseGenericList<T> GetCachedList<T>(string key, object[] argsKey, MethodExecution<T> method)
        {
            BaseGenericList<T> list = new BaseGenericList<T>();
            T[] listarray = (T[])CacheConfig.DeCache(key, argsKey);
            if (listarray == null)
            {
                list = method();
                CacheConfig.EnCache(key, list.ToArray(), argsKey);
            }
            else
            {
                list.AddRange(listarray);
            }
            return list;
        }


// calling
BaseGenericList<Event> eventlist = CacheConfig.GetCachedList<Event>("EventsList", new object[] { GroupID, start, end, start_index, max_results }, delegate() { return iobj.GetEvents(GroupID, start, end, start_index, max_results, out temp_total_results); });