Ok - I will try to use a <set> instead of a <bag>.

Thanks  :-)

Thomas

On 4 Sep., 19:15, Fabio Maulo <[email protected]> wrote:
> Write your own ResultTrasformer or use <set>
>
> 2009/9/4 Thomas Koch <[email protected]>
>
>
>
>
>
>
>
> > Hi Fabio - thank you for the reply.
>
> > So what you are saying is that, I cannot do what I am trying to do,
> > correct?
>
> > Do you know of any workarounds?
>
> > Thomas
>
> > On 4 Sep., 16:20, Fabio Maulo <[email protected]> wrote:
> > > Probably the problem is that Criteria does not throw the exception we are
> > > throwing in HQL.You can't use join fetch so deeper using a <bag>
>
> > > 2009/9/4 Thomas Koch <[email protected]>
>
> > > > Hi - Iam trying to load a nested object graph in one go to the
> > > > database.
>
> > > > I have the following class structure:
>
> > > > Report -* ReportArticle  -* VolumeAgreement -* DeliveryReport
>
> > > > A report has a bag of report-articles, each of which in turn have a
> > > > bag of volume-agreements which in turn has a bag of delivery-report.
>
> > > > Now to compute the status of the report i need to load all of the
> > > > related objects down to the delivery-report.
>
> > > > I have tried
>
> > > >            var transformer = new DistinctRootEntityResultTransformer
> > > > ();
>
> > > >            var reportCriteria = NHibernateSession.CreateCriteria
> > > > (typeof(Report));
> > > >            reportCriteria.Add(Restrictions.IdEq(reportId));
> > > >            reportCriteria.SetResultTransformer(transformer);
> > > >            reportCriteria.SetFetchMode("ReportArticles",
> > > > FetchMode.Join);
> > > >            reportCriteria.SetFetchMode
> > > > ("ReportArticles.VolumeAgreements", FetchMode.Join);
> > > >            reportCriteria.SetFetchMode
> > > > ("ReportArticles.VolumeAgreements.DeliveryReports", FetchMode.Join);
>
> > > >            var reports = reportCriteria.List<Report>();
> > > >            report = reports.FirstOrDefault();
>
> > > > However, the collection of VolumeAgreements is still multiplied many
> > > > times over in the ReportArticles. It is as if the ResultTransformer is
> > > > not applied to this level.
>
> > > > Any suggestions would be appreciated.
>
> > > > Kind regards
> > > > Thomas
>
> > > --
> > > Fabio Maulo
>
> --
> Fabio Maulo
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