Injecting Dependencies into Domain Model classes with Nhibernate (ASP.NET MVC + IOC)

Question

I\'m building an ASP.NET MVC application that uses a DDD (Domain Driven Design) approach with database access handled by NHibernate. I have domain model class (Administrator) th

Answer 1

Either hash the password in an application façade (if you are using any) or supply the IHashingService implementation on every call to Administrator.SetPassword(..). I think it was called double dispatch?!

If you insist on DI-in-entity solution, I have done something like that with PostSharp AOP and PostSharp4Spring by declaring [Configurable] attribute on the entity, but the solution is for Spring.Net. You can look here for more info. Also, if you are configuring NHibernate from the DI container, you can fall in a recursion trying to DI an entity before the container has finished configuring. You need a simple static class with method to suppress DI on entity construction during container initialization. Cannot provide an example a the moment though :(