public void AddSubscription(IEventSubscription sub)
{
// if the subscription is a wiretap, add it to a different list
if (sub.IsWiretap()) { _wiretaps.Add(sub); return; }
lock (_subscriptions)
{
if (false == _subscriptions.ContainsKey(sub.Topic))
{
_subscriptions.Add(sub.Topic, new List<IEventSubscription>());
}
_subscriptions[sub.Topic].Add(sub);
}
}
public void AddSubscription(IEventSubscription subscription)
{
List<IExchange> exchanges = new List<IExchange>();
if (subscription.IsWiretap())
{
exchanges.AddRange(_exchangeLocator.GetAllExchanges());
}
else
{
// find out which exchange we need to bind to
exchanges.Add(_exchangeLocator.GetExchange(subscription.Topic));
}
exchanges.ForEach(ex =>
{
// now, get or declare the queue for this exchange
IQueue queue = this.GetQueue(ex);
// create a binding
AmqpBinding binding = new AmqpBinding(ex, subscription.Topic);
// add the binding to the queue if it doesn't already exist
if (false == queue.ContainsBinding(binding))
{
queue.AddBinding(binding);
}
// ensure an entry for this binding exists
if (false == _bindingCount.ContainsKey(binding))
{
_bindingCount.Add(binding, 0);
}
// finally, increment the count of subscriptions for this binding
_bindingCount[binding]++;
});
}
public void RemoveSubscription(IEventSubscription sub)
{
// if the subscription is a wiretap, remove it from a different list
if (sub.IsWiretap()) { _wiretaps.Remove(sub); return; }
lock (_subscriptions)
{
if (_subscriptions.ContainsKey(sub.Topic))
{
if (_subscriptions[sub.Topic].Contains(sub))
{
_subscriptions[sub.Topic].Remove(sub);
}
}
}
}
