public static void Invoke(Object obj, DomainEvent domainEvent)
{
if (!invokerCache.ContainsKey(obj.GetType()))
{
var typeCache = new Dictionary<Type, MethodInvoker>();
var applyMethods = obj.GetType().GetMethods(
BindingFlags.NonPublic |
BindingFlags.Instance);
foreach (var item in applyMethods
.Where(am => am.Name.Equals("apply", StringComparison.OrdinalIgnoreCase))
.Select(am => new { parameters = am.GetParameters(), minfo = am })
.Where(p => p.parameters.Length == 1 &&
typeof(DomainEvent).IsAssignableFrom(p.parameters[0].ParameterType)))
{
var localItem = item;
typeCache[localItem.parameters[0].ParameterType] = item.minfo.DelegateForCallMethod();
}
invokerCache[obj.GetType()] = typeCache;
}
var thisTypeCache = invokerCache[obj.GetType()];
MethodInvoker invoker;
if (thisTypeCache.TryGetValue(domainEvent.GetType(), out invoker))
{
invoker.Invoke(obj, domainEvent);
}
}