just grabbed this from the codecampserver trunk ...
Add Sponsor
public virtual void AddSponsor(Sponsor sponsor)
{
_sponsors.Add(sponsor);
}
Remove Sponsor
public virtual void RemoveSponsor(Sponsor sponsor)
{
_sponsors.Remove(sponsor);
}
Unit Test
[Test]
public void ShouldDeleteSponsor()
{
Conference conf = CreateConference("", "");
IConferenceRepository repository = new
ConferenceRepository(_sessionBuilder);
Sponsor sponsorToDelete = CreateSponsor("test");
Sponsor sponsorToKeep = CreateSponsor("test2");
conf.AddSponsor(sponsorToDelete);
conf.AddSponsor(sponsorToKeep);
repository.Save(conf);
getSession().Dispose();
using (ISession session = getSession())
{
var confFromDb =
session.Get<Conference>(conf.Id);
confFromDb.RemoveSponsor(sponsorToDelete);
repository.Save(confFromDb);
}
using (ISession session = getSession())
{
var confFromDb =
session.Get<Conference>(conf.Id);
var sponsors = new
List<Sponsor>(confFromDb.GetSponsors());
Assert.That(sponsors.Contains(sponsorToKeep),
Is.True);
Assert.That(sponsors.Contains(sponsorToDelete),
Is.False);
}
}
Shows you can do what I'm describing with NHibernate. Not sure why it
isn't working with AR.
On Oct 28, 7:48 pm, "[EMAIL PROTECTED]" <[EMAIL PROTECTED]> wrote:
> Just as some background, I do have ICartRepo and CartRepo (I've been
> oversimplifying everything). The model classes handles the logic
> (calculating prices, update quantity, delete item, emptycart, etc.)
> and the repo saves things when I'm done.
>
> This is where it gets really confusing for me. IMHO the cart should
> know what items it has and how to get rid of them (or change their
> quantity, or add a new item). Then saving the cart (and its contents)
> should be handled by the repository. When I want the cart back, get it
> from the repository. The real work happens in the model, not the repo.
>
> I don't understand why we want to have the repository managing what it
> is in the cart. Doesn't this go against what we've been trying to
> accomplish (a model that lives outside its persistence)?
>
> On Oct 28, 7:01 pm, "Victor Kornov" <[EMAIL PROTECTED]> wrote:
>
> > btw, is there a reason for that other than AR/NH being incapable (or we) to
> > do that simpler way (i.e. just detaching it from relevan aggregate root)?
>
> > On Wed, Oct 29, 2008 at 1:07 AM, Ken Egozi <[EMAIL PROTECTED]> wrote:
> > > create ICartRepository in the domain layer and ARCartRepository in the
> > >> persistance layer,
>
> > > I second that.
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