private static IEnumerable <EventHandlerAttributeMethod> getEventHandlerMethods(Type eventHandlerType)
{
IEnumerable <MethodInfo> methods = eventHandlerType.GetRuntimeMethods().Where(m => m.CustomAttributes.Any(a => a.AttributeType == typeof(EventHandlerAttribute)));
List <EventHandlerAttributeMethod> eventHandlerMethods = new List <EventHandlerAttributeMethod>(methods.Count());
foreach (MethodInfo methodInfo in methods)
{
// Return methods marked with [EventHandler].
eventHandlerMethods.Add(EventHandlerAttributeMethod.Create(methodInfo));
}
return(eventHandlerMethods);
}
private void registerEventHandlerMethod <TAttributed, TEvent>(Func <TAttributed> attributedObjectFactory, EventHandlerAttributeMethod eventHandlerMethod)
where TAttributed : class
where TEvent : class, IEvent
{
Type eventType = typeof(TEvent);
EventHandlerDelegate newHandleCommandDelegate = eventHandlerMethod.CreateDelegate <TAttributed, TEvent>(attributedObjectFactory);
IList <EventHandlerDelegate> eventHandlerDelegates;
if (!_eventHandlerDelegatesByEventType.TryGetValue(eventType, out eventHandlerDelegates))
{
eventHandlerDelegates = new List <EventHandlerDelegate>()
{
newHandleCommandDelegate
};
_eventHandlerDelegatesByEventType.Add(eventType, eventHandlerDelegates);
}
else
{
eventHandlerDelegates.Add(newHandleCommandDelegate);
}
}