/// <summary>
/// Constructor
/// </summary>
/// <param name="event"></param>
/// <param name="handler"></param>
public EventWithHandler(Object @event, EventHandler handler)
{
Preconditions.CheckArgument(@event != null, "Event object is null.");
Preconditions.CheckArgument(@event != null, "EventHandler is null.");
this.@event = @event;
this.handler = handler;
}
/// <summary>
/// This getting an object and extract all the methods marked with Subscribe attribute.
/// </summary>
/// <param name="subscriber">The object whose methods are desired to be event handlers</param>
/// <returns>MultiMap between a key which is event type and a value which is the event handler contains a target object and methodInfo</returns>
public IMultiMap<Type, EventHandler> FindAllHandlers(Object subscriber)
{
IMultiMap<Type, EventHandler> methodsInSubscriber = HashMultiMap<Type, EventHandler>.Create();
foreach (MethodInfo method in GetMarkedMethods(subscriber))
{
ParameterInfo[] parmetersTypes = method.GetParameters();
Type eventType = parmetersTypes[0].ParameterType;
EventHandler handler = new EventHandler(subscriber, method);
methodsInSubscriber.Add(eventType, handler);
}
return methodsInSubscriber;
}
/// <summary>
///
/// </summary>
/// <param name="event"></param>
/// <param name="eventHandler"></param>
private void DispatchWithOutExceptionThrown(Object @event , EventHandler eventHandler)
{
try
{
eventHandler.HandleEvent(@event);
}
catch (Exception e)
{
}
}
/// <summary>
/// Entering event and handler to the queue of current thread.
/// </summary>
/// <param name="event">Event to enter to queue.</param>
/// <param name="handler">Handler to enter to queue.</param>
private void EnqueueEvent(Object @event, EventHandler handler)
{
eventsToDispatch.Value.Enqueue(new EventWithHandler(@event , handler));
}