The mapping looks like this:
<bag name="Lessons" table="StudentLessons" cascade="all-delete-
orphan" lazy="false" inverse="true" order-by="StartedOn desc">
<key column="PeriodID" />
<one-to-many class="StudentLesson" />
</bag>
On 26 jul, 22:51, cliff vaughn <[email protected]> wrote:
> oops, sorry, ignore my reply, i see you say the "recommended" way isn't
> working. back to the drawing board...
>
> On Mon, Jul 26, 2010 at 4:49 PM, cliff vaughn <[email protected]>wrote:
>
>
>
> > you don't want to code your Lessons property that way. it should just
> > return lessons. Your code would keep overriding the collections that NH
> > would've initialized your object with.
>
> > On Mon, Jul 26, 2010 at 4:39 PM, Anton <[email protected]> wrote:
>
> >> I've improved my sample as follows:
>
> >> // Class variable
> >> IList<StudentLesson> lessons = new List<StudentLesson>();
>
> >> // This code doesn't work
> >> public virtual IList<StudentLesson> Lessons {
> >> get { return lessons; }
> >> set { lessons = value; }
> >> }
>
> >> // This code works perfectly
> >> public virtual IList<StudentLesson> Lessons {
> >> get {
> >> if (lessons.Count == 0)
> >> lessons = new List<StudentLesson>();
> >> return lessons;
> >> }
> >> set { lessons = value; }
> >> }
>
> >> Can it be a mapping issue? That the bag isn't initialized correctly
> >> somehow? The reason I ask is because If
> >> I just initialize the StudentPeriod myself it just works how it is
> >> supposed to work (without the fix). However when
> >> I retrieve the object from the database and when the object has an
> >> empty collection it will not work without the fix.
>
> >> I guess I'm doing something wrong but I have no idea what :)
>
> >> --
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>
> > --
> > thanks
>
> > cliff
>
> --
> thanks
>
> cliff
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