private void AddSubscription(Subscription sub)
{
lock (_syncRoot)
{
if (_subscriptions.ContainsKey(sub.Topic.Key) == true)
throw new Exception("Multiple subscriptions for the same topic are not supported.");
_subscriptions[sub.Topic.Key] = sub;
}
}
internal static void Add(ITopic topic, Action<RealTimeMessage> handler)
{
if (handler == null) throw new ArgumentException("Event handler cannot be null.");
var subscriptionManager = ObjectFactory.Build<ISubscriptionManager>();
lock (_lock)
{
// Get existing
var sub = subscriptionManager.Get(topic);
// Create if not exists.
if (sub == null)
{
sub = new Subscription { Topic = topic };
sub.Triggered += handler;
subscriptionManager.Subscribe(sub);
}
else
{
sub.Triggered += handler;
}
}
}
public void Subscribe(Subscription subscription)
{
AddSubscription(subscription);
}