public void Subscribe(IDomainEventSubscriber aSubscriber)
{
lock (_lockObj)
{
var registeredSubscribers = _subscribers;
var domainEventType = aSubscriber.SubscribedToEventType();
List <IDomainEventSubscriber> subscribers;
if (!registeredSubscribers.TryGetValue(domainEventType, out subscribers))
{
subscribers = new List <IDomainEventSubscriber>();
registeredSubscribers.Add(domainEventType, subscribers);
}
if (subscribers.Any(ent => ent.SubscribedToEventType().FullName == aSubscriber.SubscribedToEventType().FullName&& ent.GetType().FullName == aSubscriber.GetType().FullName)) //相同的订阅只接收一次。
{
return;
}
subscribers.Add(aSubscriber);
}
}
public void Subscribe(IDomainEventSubscriber domainEventSubscriber)
{
var eventType = domainEventSubscriber.SubscribedToEventType();
if (_subscribers.ContainsKey(eventType))
{
_subscribers[eventType].Add(domainEventSubscriber);
}
else
{
_subscribers[eventType] = new List <IDomainEventSubscriber>();
_subscribers[eventType].Add(domainEventSubscriber);
}
}
private static bool IsEventTypeMatch <T>(T domainEvent, IDomainEventSubscriber <IDomainEvent> subscriber) where T : IDomainEvent
{
return(domainEvent.GetType() == subscriber.SubscribedToEventType());
}