private void SubscribeInstanceSubscription(InstanceSubscriptionInformation information)
{
foreach (var message in information.ConsumedMessages)
{
bool subscribed = false;
foreach (var owner in messageOwners.Of(message))
{
logger.DebugFormat("Instance subscribition for {0} on {1}",
message.FullName,
owner.Endpoint);
subscribed = true;
var endpoint = endpointRouter.GetRoutedEndpoint(owner.Endpoint);
endpoint.Transactional = owner.Transactional;
Send(endpoint, new AddInstanceSubscription
{
Endpoint = Endpoint.Uri.ToString(),
Type = message.FullName,
InstanceSubscriptionKey = information.InstanceSubscriptionKey
});
}
if (subscribed == false)
{
throw new SubscriptionException("Could not find any owner for message " + message +
" that we could subscribe for");
}
}
}
public void UnsubscribeInstanceSubscription(InstanceSubscriptionInformation information)
{
foreach (var message in information.ConsumedMessages)
{
foreach (var owner in messageOwners.Of(message))
{
var endpoint = endpointRouter.GetRoutedEndpoint(owner.Endpoint);
endpoint.Transactional = owner.Transactional;
Send(endpoint, new RemoveInstanceSubscription
{
Endpoint = Endpoint.Uri.ToString(),
Type = message.FullName,
InstanceSubscriptionKey = information.InstanceSubscriptionKey
});
}
}
}
public IDisposable AddInstanceSubscription(IMessageConsumer consumer)
{
var information = new InstanceSubscriptionInformation
{
Consumer = consumer,
InstanceSubscriptionKey = Guid.NewGuid(),
ConsumedMessages = reflection.GetMessagesConsumed(consumer),
};
subscriptionStorage.AddLocalInstanceSubscription(consumer);
SubscribeInstanceSubscription(information);
return(new DisposableAction(() =>
{
subscriptionStorage.RemoveLocalInstanceSubscription(information.Consumer);
UnsubscribeInstanceSubscription(information);
information.Dispose();
}));
}