public async void ReadMessageAsync(string Location, int eventsExpiration)
{
try
{
ReaderMutex.WaitOne(MutexWaitTime); // Wait one minute for mutex
ServiceBusHttpMessage receiveMessage = await HttpHelper.ReceiveAndDeleteMessage(this.subscriptionAddress);
int countInBatch = 0;
// Read messages in batches (10 messages or nothing)
while (receiveMessage != null)
{
countInBatch++;
string sBody = receiveMessage.GetMessageText();
if (!string.IsNullOrEmpty(sBody))
{
ProcessMessage(sBody, eventsExpiration);
}
else
{
/// Unknow schema - probably an error
this.LogEvent(EventTypeConsts.Error, "Unknown messagen format", sBody);
}
if (countInBatch < MaxMessageBatchCount)
{
receiveMessage = await HttpHelper.ReceiveAndDeleteMessage(this.subscriptionAddress);
if (receiveMessage != null)
{
/// wait a little bit before we'll process next message
await Task.Yield();
}
}
else
{
break; // Limith count of messages in single batch
}
}
}
catch (Exception ex)
{
// DC.Trace(ex.Message + ex.StackTrace);
// some wrong message format - report and igore
this.LogEvent(EventTypeConsts.Error, "Message error", ex.Message);
}
finally
{
ReaderMutex.ReleaseMutex();
}
}
