Re: Strange bug when querying a circulargraph with several joins

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On Thu, Jul 3, 2008 at 9:51 AM, Chris Smith <
[email protected]> wrote:

>  Thanks for that Will.  We're using C# 3.0 and .NET 3.5.  I'm running the
> breaking test against the current trunk of NHibernate.
>
>
>
> I'll try this out and then take the problem to the users list.
>
>
>
> Thanks so much to those who have replied to this post.  I have been very
> pleasantly surprised!
>
>
>
> Chris
>
>
>
> *From:* [email protected] [mailto:
> [email protected]] *On Behalf Of *Will
> Shaver
> *Sent:* 03 July 2008 16:44
> *To:* the NHibernate development list
> *Subject:* Re: [NHibernate-development] Strange bug when querying a
> circulargraph with several joins
>
>
>
> What version of c# and nh are you using?
>
>
>
> Here's an extension method that I use for these type of of problems
>
> public static ICriteria CriteriaByLongAlias(this ICriteria criteria,
> string field)
> {
>  ICriteria byAlias = criteria.GetCriteriaByAlias(criteria.Alias + "_" +
> field);
>  if(byAlias == null)
>    byAlias = criteria.CreateCriteria(field, criteria.Alias + "_" + field);
>  return byAlias;
> }
>
> Use this as follows:
>
> ICriteria criteria = NHsession.CreateCriteria(typeof(Role));
> ICriteria primaryLocationCriteria = criteria.CriteriaByLongAlias(
> "PrimaryLocation");
> ICriteria addressCriteria = primaryLocationCriteria.CriteriaByLongAlias(
> "Address");
> addressCriteria.Add(Expression.Like("Postcode", "BS%"));
>
>
>
> If you review CriteriaImpl.cs you will note that while CreateAlias returns
> the original criteria, CreateCritieria returns the subcriteria. I've found
> it best to ignore CreateAlias.
>
>
>
>
>
> On Thu, Jul 3, 2008 at 7:03 AM, Fabio Maulo <[email protected]> wrote:
>
> Hi Chris,
> You can start from one of the users forums
> http://groups.google.com.ar/group/nhusers
>
> Our issue tracker is (only for bugs, improvement etc.) :
> http://jira.nhibernate.org/secure/Dashboard.jspa
>
> Thanks
> --
> Fabio Maulo
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