private CalcMessage readNextMessage(IMsgBusContext queue)
{
CalcMessage message = null;
int retryCount = Int32.Parse(ConfigurationManager.AppSettings["QueueGetMessageRetry"]);
int retryWaitSec = Int32.Parse(ConfigurationManager.AppSettings["QueueGetMessageRetryWaitSec"]);
try
{
while (retryCount > 0 && message == null)
{
MsgBusPayload payload = queue.GetNextMessage();
--retryCount;
if (payload != null)
{
message = JsonConvert.DeserializeObject <CalcMessage>(payload.Payload);
}
else
{
Console.WriteLine(String.Format("{1} No message - waiting: retries left {0}", retryCount, DateTime.UtcNow.ToShortTimeString()));
System.Threading.Thread.Sleep(retryWaitSec * 1000);
}
}
}
catch (Exception ex)
{
Console.WriteLine(String.Format("{1} Exception while reading message: {0}", ex.Message, DateTime.UtcNow.ToShortTimeString()));
message = null;
}
return(message);
}
private void sendStartMessage(string fileName)
{
CalcMessage calcMessage = new CalcMessage();
calcMessage.InputFileName = fileName;
MsgBusPayload msgBusPayload = new MsgBusPayload();
msgBusPayload.Sender = "HeavyCalcController";
msgBusPayload.Payload = JsonConvert.SerializeObject(calcMessage);
ctxMsgBus.PutMessage(msgBusPayload);
}
public MsgBusPayload GetNextMessage()
{
MsgBusPayload result = null;
CloudQueueMessage newMessage = queue.GetMessage();
if (newMessage != null)
{
result = JsonConvert.DeserializeObject <MsgBusPayload>(newMessage.AsString);
if (string.IsNullOrEmpty(Id) || string.IsNullOrEmpty(result.Receiver))
{
queue.DeleteMessageAsync(newMessage);
}
}
return(result);
}
public void PutMessage(MsgBusPayload payload)
{
CloudQueueMessage msg = new CloudQueueMessage(JsonConvert.SerializeObject(payload));
queue.AddMessage(msg);
}
