public void Dispatch <TCommand>(TCommand command)
{
var handlers = _commandHandlerFactory.GetHandlersForCommand(command);
foreach (var handler in handlers)
{
handler.Handle(command);
}
}
void IBus.Send <TCommand>(TCommand message)
{
#region Command Validations
// Eventual consistency checks
// ATTENTION: based on domain requisites could be possibile to add constraint to readmodel DB
// or to check before persisting. In this case, it's quite rare to have concurrent conflicts
// so, this "eventual check" is perfect in most of the domain cases and could be assumed as good default rule
IValidator <TCommand>[] validators = _commandValidatorFactory.GetValidatorsForCommand <TCommand>(message);
foreach (var validator in validators)
{
validator.ValidateAndThrow(message);
}
#endregion
#region Command Handling
ICommandHandler <TCommand>[] handlers = _commandHandlerfactory.GetHandlersForCommand <TCommand>(message);
foreach (var handler in handlers)
{
handler.Handle(message);
}
#endregion
#region Aggregates Snapshooting
#if DEBUG
foreach (var handler in handlers)
{
// If commandHandler is a SnapshotCreator it handles the snapshoot persistance.
// NOTE: Very unrealistic Snapsooting policy/implementation, but it's just for training purposes
MethodInfo method = handler.GetType().GetMethod("SaveSnapShot");
if (method != null)
{
method.Invoke(handler, new object[] { message });
}
}
#endif
#endregion
}
