private IMessageRoute routeFor(object message)
{
if (message == null)
{
throw new ArgumentNullException(nameof(message));
}
var topicName = _rule.DetermineTopicName(message);
if (!_routeForTopics.TryFind(topicName, out var route))
{
var uri = _router.BuildUriForTopic(topicName);
route = _messageTypeRouting.DetermineDestinationRoute(uri);
_routeForTopics = _routeForTopics.AddOrUpdate(topicName, route);
}
return(route);
}
