public IQueueConsumer With(IPollingFrequencer theFrequencer)
{
if (theFrequencer == null)
{
throw new ArgumentNullException("theFrequencer");
}
this.frequencer = theFrequencer;
return(this);
}
public override void PollQueue()
{
CloudStorageAccount account = QueueAccount;
var queue = new MessageQueue <TMessage>(account);
var queueRemover = GetQueueRemover(queue);
IPollingFrequencer frequencer = Frequencer;
bool useDefaultTimeout = !Consumer.EstimatedTimeToProcessMessageBlock.HasValue;
TimeSpan defaultTimeout = useDefaultTimeout ? TimeSpan.FromSeconds(30) : Consumer.EstimatedTimeToProcessMessageBlock.Value;
while (true)
{
try
{
var messages = useDefaultTimeout ? queue.Dequeue(Consumer.BlockSize).ToList() : queue.Dequeue(Consumer.BlockSize, defaultTimeout).ToList();
if (messages.Count > 0)
{
try
{
Consumer.ProcessMessagesGroup(queueRemover, messages);
}
catch (Exception e)
{
OnProcessMessageLogException(messages, e);
}
finally
{
frequencer.Decrease();
}
}
else
{
Thread.Sleep(frequencer.Current);
}
}
catch (Exception e)
{
OnDequeueLogException(e);
Thread.Sleep(5 * 1000);
}
}
}
