public static void Execute(this IBlobNotificationStrategy strategy)
        {
            if (strategy == null)
            {
                throw new ArgumentNullException("strategy");
            }

            strategy.ExecuteAsync(CancellationToken.None).GetAwaiter().GetResult();
        }
        public static void Register(this IBlobNotificationStrategy strategy, IStorageBlobContainer container,
                                    ITriggerExecutor <IStorageBlob> triggerExecutor)
        {
            if (strategy == null)
            {
                throw new ArgumentNullException("strategy");
            }

            strategy.RegisterAsync(container, triggerExecutor, CancellationToken.None).GetAwaiter().GetResult();
        }