PriorityQueue.Shared.QueueManager.StopReceiver C# (CSharp) Méthode

        public async Task StopReceiver(TimeSpan waitTime)
        {
           // Pause the processing threads
            this.pauseProcessingEvent.Reset();

            // There is no clean approach to wait for the threads to complete processing.
            // We simply stop any new processing, wait for existing thread to complete, then close the message pump and then return
            Thread.Sleep(waitTime);

            await this.subscriptionClient.CloseAsync();

            var manager = NamespaceManager.CreateFromConnectionString(this.serviceBusConnectionString);

            if (await manager.TopicExistsAsync(this.topicName))
            {
                try
                {
                    await manager.DeleteTopicAsync(this.topicName);
                }
                catch (MessagingEntityNotFoundException)
                {
                    Trace.TraceWarning(
                        "MessagingEntityNotFoundException Deleting Topic - Topic does not exist at path: {0}", this.topicName);
                }
            }
        }