/// <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));
}
}
/// <summary>
/// Peek and return the first message in the queue.
/// </summary>
/// <param name="path">the queue name.</param>
/// <returns>ResultModel:show the status of the request.</returns>
internal ResultModel PeekQueue(string path)
{
ResultModel resultModel = new ResultModel();
try
{
System.Messaging.MessageQueue myQueue = new System.Messaging.MessageQueue(path);
System.Messaging.Message myMessage = myQueue.Peek();
resultModel.message = MessageConvert.ConvertFromSystemMessage(myMessage);
_logger.LogDebug(string.Format("Peek done on path :{0}", path));
resultModel.Result = (int)ResultsEnum.Done;
}
catch (Exception ex)
{
resultModel.Result = (int)ResultsEnum.Error;
_logger.LogCritical(string.Format("Failed to peek path {0} on ex {1}", path, ex.Message));
resultModel.exception = ex;
}
return(resultModel);
}