/// <summary>
/// Process a group of messages in a thread.
/// </summary>
/// <param name="configuration">Event Hub information</param>
/// <param name="messages">List of messages to process</param>
public static void ProcessMessages(EventHubConfiguration configuration, IEnumerable <ThroughputMessage> messages)
{
EventHubThreadData data = new EventHubThreadData()
{
Configuration = configuration,
Messages = messages
};
System.Threading.ThreadPool.QueueUserWorkItem(UploadMessages, data);
}
/// <summary>
/// Thread routine that uploads a group of messages to the event hub
/// </summary>
/// <param name="threadData">Instance of EventHubThreadData</param>
private static void UploadMessages(object threadData)
{
EventHubThreadData data = threadData as EventHubThreadData;
try
{
if (data.Configuration != null &&
!String.IsNullOrEmpty(data.Configuration.EventHubName) &&
!String.IsNullOrEmpty(data.Configuration.ServiceBusConnectionString))
{
if (EventHubUtility.Client == null)
{
lock (ThreadLock)
{
EventHubUtility.Client = EventHubClient.CreateFromConnectionString(
data.Configuration.ServiceBusConnectionString,
data.Configuration.EventHubName);
}
}
List <EventData> batchList = new List <EventData>();
foreach (ThroughputMessage msg in data.Messages)
{
batchList.Add(new EventData(Encoding.UTF8.GetBytes(msg.ToString())));
}
lock (EventHubUtility.ThreadLock)
{
EventHubUtility.Client.SendBatchAsync(batchList);
}
}
}
catch (Exception ex)
{
lock (EventHubUtility.ThreadLock)
{
if (EventHubUtility.Client != null)
{
EventHubUtility.Client.Close();
}
EventHubUtility.Client = null;
}
}
}
