/// <summary>
/// Peek Event Handler
/// </summary>
private async Task MyPeekCompleted(object source,
PeekCompletedEventArgs asyncResult, string ChannelToReturnTo, string channelPeeked)
{
ResultModel resultModel = new ResultModel();
try
{
// Connect to the queue.
System.Messaging.MessageQueue mq = (System.Messaging.MessageQueue)source;
// End the asynchronous peek operation.
System.Messaging.Message myMessage = mq.EndPeek(asyncResult.AsyncResult);
resultModel.message = MessageConvert.ConvertFromSystemMessage(myMessage);
resultModel.Result = (int)ResultsEnum.Done;
// Restart the asynchronous peek operation.
Response response = await initiator.SendRequestAsync(new KubeMQ.SDK.csharp.CommandQuery.LowLevel.Request()
{
Metadata = "PeekOK",
Body = Converter.ToByteArray(resultModel),
CacheKey = "",
CacheTTL = 0,
Channel = ChannelToReturnTo,
ClientID = clientID,
RequestType = RequestType.Query
});
}
catch (Exception ex)
{
_logger.LogCritical(string.Format("Failed to peek path {0} on ex {1}", channelPeeked, ex.Message));
}
}
/// <inheritdoc />
public Message EndPeek(System.Messaging.MessageQueue messageQueue, IAsyncResult asyncResult)
{
try
{
return(messageQueue.EndPeek(asyncResult));
}
catch (Exception exception)
{
_logger.Debug(exception, "Error ending Peek on Message Queues");
if (exception is MessageQueueException messageQueueException && messageQueueException.MessageQueueErrorCode == MessageQueueErrorCode.IOTimeout)
{
return(null);
}
throw new MessageQueuePeekException("End", messageQueue, asyncResult, exception);
}
}