private static ISourcedEventHandler CreateHandlerForMethod(object eventSource, MethodInfo method, EventHandlerAttribute attribute)
{
Type firstParameterType = method.GetParameters().First().ParameterType;
Action<IEvent> handler = e => method.Invoke(eventSource, new object[] { e });
return new TypeThresholdedActionBasedDomainEventHandler(handler, firstParameterType, attribute.Exact);
}
private static Boolean IsMarkedAsEventHandler(MethodInfo target, out EventHandlerAttribute attribute)
{
Contract.Requires<ArgumentNullException>(target != null, "The target cannot be null.");
var attributeType = typeof(EventHandlerAttribute);
var attributes = target.GetCustomAttributes(attributeType, false);
if (attributes.Length > 0)
{
attribute = (EventHandlerAttribute)attributes[0];
return true;
}
attribute = null;
return false;
}
private static Boolean IsMarkedAsEventHandler(MethodInfo target, out EventHandlerAttribute attribute)
{
Contract.Requires <ArgumentNullException>(target != null, "The target cannot be null.");
var attributeType = typeof(EventHandlerAttribute);
var attributes = target.GetCustomAttributes(attributeType, false);
if (attributes.Length > 0)
{
attribute = (EventHandlerAttribute)attributes[0];
return(true);
}
attribute = null;
return(false);
}
private static ISourcedEventHandler CreateHandlerForMethod(object eventSource, MethodInfo method, EventHandlerAttribute attribute)
{
Type firstParameterType = method.GetParameters().First().ParameterType;
Action <IEvent> handler = e => method.Invoke(eventSource, new object[] { e });
return(new TypeThresholdedActionBasedDomainEventHandler(handler, firstParameterType, attribute.Exact));
}