public IEnumerable <DomainEventHandler> GetWrappedHandlers(BaseDomainEvent domainEvent)
{
Type handlerType = typeof(IHandle <>).MakeGenericType(domainEvent.GetType());
Type wrapperType = typeof(DomainEventHandler <>).MakeGenericType(domainEvent.GetType());
IEnumerable handlers = (IEnumerable)_container.Resolve(typeof(IEnumerable <>).MakeGenericType(handlerType));
IEnumerable <DomainEventHandler> wrappedHandlers = handlers.Cast <object>()
.Select(handler => (DomainEventHandler)Activator.CreateInstance(wrapperType, handler));
return(wrappedHandlers);
}
public void Dispatch(BaseDomainEvent domainEvent)
{
Type handlerType = typeof(IHandle <>).MakeGenericType(domainEvent.GetType());
Type wrapperType = typeof(DomainEventHandler <>).MakeGenericType(domainEvent.GetType());
IEnumerable handlers = (IEnumerable)_container.GetService(typeof(IEnumerable <>).MakeGenericType(handlerType));
IEnumerable <DomainEventHandler> wrappedHandlers = handlers.Cast <object>()
.Select(handler => (DomainEventHandler)Activator.CreateInstance(wrapperType, handler));
foreach (DomainEventHandler handler in wrappedHandlers)
{
handler.Handle(domainEvent);
}
}
public async Task Dispatch(BaseDomainEvent domainEvent)
{
Type handlerType = typeof(IHandle <>).MakeGenericType(domainEvent.GetType());
Type wrapperType = typeof(DomainEventHandler <>).MakeGenericType(domainEvent.GetType());
IEnumerable handlers = (IEnumerable)_container.Resolve(typeof(IEnumerable <>).MakeGenericType(handlerType));
IEnumerable <DomainEventHandler> wrappedHandlers = handlers.Cast <object>()
.Select(handler => (DomainEventHandler)Activator.CreateInstance(wrapperType, handler));
foreach (DomainEventHandler handler in wrappedHandlers)
{
await handler.Handle(domainEvent).ConfigureAwait(false);
}
}
public void Dispatch(BaseDomainEvent domainEvent)
{
Type handlerType = typeof(IHandle <>).MakeGenericType(domainEvent.GetType()); //GuestbookNotificationHandler : IHandle<EntryAddedEvent>,获取到事件处理的实际类，即GuestbookNotificationHandler
Type wrapperType = typeof(DomainEventHandler <>).MakeGenericType(domainEvent.GetType()); //DomainEventHandler<>的具体类
IEnumerable handlers = (IEnumerable)_container.Resolve(typeof(IEnumerable <>).MakeGenericType(handlerType));
IEnumerable <DomainEventHandler> wrappedHandlers = handlers.Cast <object>()
.Select(handler => (DomainEventHandler)Activator.CreateInstance(wrapperType, handler));
foreach (DomainEventHandler handler in wrappedHandlers)
{
handler.Handle(domainEvent);
}
}
public void Dispatch(BaseDomainEvent domainEvent)
{
var handlerType = typeof(IHandle <>).MakeGenericType(domainEvent.GetType());
var wrapperType = typeof(DomainEventHandler <>).MakeGenericType(domainEvent.GetType());
var handlers = _container.GetAllInstances(handlerType);
var wrappedHandlers = handlers
.Cast <object>()
.Select(handler => (DomainEventHandler)Activator.CreateInstance(wrapperType, handler));
foreach (var handler in wrappedHandlers)
{
handler.Handle(domainEvent);
}
}
public IEnumerable <DomainEventHandler> GetWrappedHandlers(BaseDomainEvent domainEvent)
{
if (domainEvent == null)
{
throw new ArgumentNullException(nameof(domainEvent));
}
Type handlerType = typeof(IHandle <>).MakeGenericType(domainEvent.GetType());
Type wrapperType = typeof(DomainEventHandler <>).MakeGenericType(domainEvent.GetType());
IEnumerable <object> handlers = _serviceProvider.GetServices(handlerType);
IEnumerable <DomainEventHandler> wrappedHandlers = handlers
.Select(handler => (DomainEventHandler)Activator.CreateInstance(wrapperType, handler));
return(wrappedHandlers);
}
public async Task Dispatch(BaseDomainEvent domainEvent)
{
var handlerType = typeof(IDomainEventHandler <>).MakeGenericType(domainEvent.GetType());
var wrapperType = typeof(DomainEventHandler <>).MakeGenericType(domainEvent.GetType());
IEnumerable <object> handlers = _container.GetAllInstances(handlerType);
var wrappedHandlers = handlers
.Select(handler => (DomainEventHandler)Activator.CreateInstance(wrapperType, handler));
foreach (var handler in wrappedHandlers)
{
await handler.Handle(domainEvent);
}
}
private IEnumerable <T?> GetWrappedHandlers <T>(BaseDomainEvent domainEvent, Type handlerType, Type wrappedHandlerType)
{
var genericHandlerType = handlerType.MakeGenericType(domainEvent.GetType());
var handlers = (IEnumerable?)_services.GetService(typeof(IEnumerable <>).MakeGenericType(genericHandlerType));
if (handlers != null)
{
var wrapperType = wrappedHandlerType.MakeGenericType(domainEvent.GetType());
var wrappedHandlers = handlers
.Cast <object>()
.Select(handler => (T?)Activator.CreateInstance(wrapperType, handler));
return(wrappedHandlers);
}
return(new List <T>());
}
public void Dispatch(BaseDomainEvent domainEvent)
{
// Get handler type of the domain event
var handlerType = typeof(IHandler <>).MakeGenericType(domainEvent.GetType());
// Get Domain Event Handler of the domain event
var domainEventHandlerType = typeof(DomainEventHandler <>).MakeGenericType(domainEvent.GetType());
// Get all handlers of the handler type from IoC container
var handlers = _container.GetAllInstances(handlerType);
var domainEventHandlers = handlers
.Cast <object>()
.Select(handler => (DomainEventHandler)Activator.CreateInstance(domainEventHandlerType, handler));
foreach (var handler in domainEventHandlers)
{
handler.Handle(domainEvent);
}
}