public Message WaitMessage(Message.Categories type, CancellationToken ct)
{
try
{
Message msg = PendingInboundMessages.Take();
#if TRACK_DETAILED_STATS
if (StatisticsCollector.CollectQueueStats)
{
queueTracking.OnDeQueueRequest(msg);
}
#endif
return(msg);
}
catch (ThreadAbortException tae)
{
// Silo may be shutting-down, so downgrade to verbose log
logger.Verbose(ErrorCode.ProxyClient_ThreadAbort, "Received thread abort exception -- exiting. {0}", tae);
Thread.ResetAbort();
return(null);
}
catch (OperationCanceledException oce)
{
logger.Verbose(ErrorCode.ProxyClient_OperationCancelled, "Received operation cancelled exception -- exiting. {0}", oce);
return(null);
}
catch (Exception ex)
{
logger.Error(ErrorCode.ProxyClient_ReceiveError, "Unexpected error getting an inbound message", ex);
return(null);
}
}
public void OnDeQueueRequest(WorkItem workItem)
{
if (this.statisticsLevel.CollectDetailedQueueStatistics())
{
queueTracking.OnDeQueueRequest(workItem.ExecutionTime);
}
}
public void OnDeQueueRequest(WorkItem workItem)
{
if (ExecutorOptions.CollectDetailedQueueStatistics)
{
queueTracking.OnDeQueueRequest(workItem.ExecutionTime);
}
}
public Message WaitMessage(Message.Categories type, CancellationToken ct)
{
try
{
if (ct.IsCancellationRequested)
{
return(null);
}
// Don't pass CancellationToken to Take. It causes too much spinning.
Message msg = PendingInboundMessages.Take();
#if TRACK_DETAILED_STATS
if (StatisticsCollector.CollectQueueStats)
{
queueTracking.OnDeQueueRequest(msg);
}
#endif
return(msg);
}
#if !NETSTANDARD
catch (ThreadAbortException exc)
{
// Silo may be shutting-down, so downgrade to verbose log
logger.Verbose(ErrorCode.ProxyClient_ThreadAbort, "Received thread abort exception -- exiting. {0}", exc);
Thread.ResetAbort();
return(null);
}
#endif
catch (OperationCanceledException exc)
{
logger.Verbose(ErrorCode.ProxyClient_OperationCancelled, "Received operation cancelled exception -- exiting. {0}", exc);
return(null);
}
catch (ObjectDisposedException exc)
{
logger.Verbose(ErrorCode.ProxyClient_OperationCancelled, "Received Object Disposed exception -- exiting. {0}", exc);
return(null);
}
catch (InvalidOperationException exc)
{
logger.Verbose(ErrorCode.ProxyClient_OperationCancelled, "Received Invalid Operation exception -- exiting. {0}", exc);
return(null);
}
catch (Exception ex)
{
logger.Error(ErrorCode.ProxyClient_ReceiveError, "Unexpected error getting an inbound message", ex);
return(null);
}
}
