private void CreateSubscriptionListener(SqsQueueBase queue, string messageTypeName)
{
var sqsSubscriptionListener = new SqsNotificationListener(queue, Bus.SerialisationRegister, Bus.Monitor, _subscriptionConfig.OnError, Bus.MessageLock);
Bus.AddNotificationTopicSubscriber(messageTypeName, sqsSubscriptionListener);
if (_subscriptionConfig.MaxAllowedMessagesInFlight.HasValue)
{
sqsSubscriptionListener.WithMaximumConcurrentLimitOnMessagesInFlightOf(_subscriptionConfig.MaxAllowedMessagesInFlight.Value);
}
if (_subscriptionConfig.MessageProcessingStrategy != null)
{
sqsSubscriptionListener.WithMessageProcessingStrategy(_subscriptionConfig.MessageProcessingStrategy);
}
}
/// <summary>
/// Set message handlers for the given topic
/// </summary>
/// <typeparam name="T">Message type to be handled</typeparam>
/// <param name="handler">Handler for the message type</param>
/// <returns></returns>
public IHaveFulfilledSubscriptionRequirements WithMessageHandler <T>(IHandler <T> handler) where T : Message
{
_subscriptionConfig.Topic = typeof(T).Name.ToLower();
var publishEndpointProvider = CreatePublisherEndpointProvider(_subscriptionConfig);
_subscriptionConfig.PublishEndpoint = publishEndpointProvider.GetLocationName();
_subscriptionConfig.Validate();
var subscriptionEndpointProvider = CreateSubscriptiuonEndpointProvider(_subscriptionConfig);
_subscriptionConfig.QueueName = subscriptionEndpointProvider.GetLocationName();
var queue = _amazonQueueCreator.VerifyOrCreateQueue(Bus.Config.Region, Bus.SerialisationRegister, _subscriptionConfig);
var sqsSubscriptionListener = new SqsNotificationListener(queue, Bus.SerialisationRegister, Bus.Monitor, _subscriptionConfig.OnError, Bus.MessageLock);
Bus.AddNotificationTopicSubscriber(_subscriptionConfig.Topic, sqsSubscriptionListener);
if (_subscriptionConfig.MaxAllowedMessagesInFlight.HasValue)
{
sqsSubscriptionListener.WithMaximumConcurrentLimitOnMessagesInFlightOf(_subscriptionConfig.MaxAllowedMessagesInFlight.Value);
}
if (_subscriptionConfig.MessageProcessingStrategy != null)
{
sqsSubscriptionListener.WithMessageProcessingStrategy(_subscriptionConfig.MessageProcessingStrategy);
}
Log.Info(string.Format("Created SQS topic subscription - Topic: {0}, QueueName: {1}", _subscriptionConfig.Topic, _subscriptionConfig.QueueName));
_subscriptionConfigured = true;
if (!_subscriptionConfigured)
{
ConfigureSubscriptionWith(conf => conf.ErrorQueueOptOut = _subscriptionConfig.ErrorQueueOptOut);
}
Bus.SerialisationRegister.AddSerialiser <T>(_serialisationFactory.GetSerialiser <T>());
Bus.AddMessageHandler(handler);
Log.Info(string.Format("Added a message handler - Topic: {0}, MessageType: {1}, HandlerName: {2}", _subscriptionConfig.Topic, typeof(T).Name, handler.GetType().Name));
return(this);
}
