but we are talking about caching here. if you store the instance of the user you loaded in session that is fine for the request that loaded it. but what happens after that request ends? the session is closed, the instance you store is detached. second request comes in and it is dealing with stale data unless you reload the user object.

also storing imodel in session wont work because session doesnt have an imodel slot so who is going to be responsible for detaching that model at the end of request?

-Igor


On 7/31/06, Maurice Marrink <[EMAIL PROTECTED]> wrote:
true, but shouldn't the lock on the session prevent that in like 95%
of all the cases?

Maurice

On 7/31/06, Johan Compagner <[EMAIL PROTECTED]> wrote:
> A session can be used by multiply threads/request
> So it will be detached by those when they are finished.
> So another request can be busy with it while another calls detach on it.
>
> johan
>
>
>
>  On 7/31/06, Maurice Marrink <[EMAIL PROTECTED]> wrote:
> > >i wouldn't recommend doing this in session because user entity will
> > become detached, i >would instead do it in the requestcycle so the
> > user is loaded once per request
> > Yeah are you sure about this Igor? because we are also attaching our
> > user object (hibernate object) to our session, lazy loading it
> > whenever needed. And we have not noticed it getting detached before
> > the end of the request. Mats i guess this also answers your question
> > about if it is possible to put an imodel in the session. however if
> > you are really concerned about the db access every time you could
> > always store the team id in the session.
> >
> > Maurice
> >
> > On 7/31/06, Mats Norén < [EMAIL PROTECTED] > wrote:
> > > On 7/31/06, Igor Vaynberg <[EMAIL PROTECTED]> wrote:
> > > > i wouldnt recommend doint this in session because user entity will
> become
> > > > detached, i would instead do it in the requestcycle so the user is
> loaded
> > > > once per request
> > >
> > > It is? I've used a User-object in session and I haven't noticed that
> > > it gets detached.... I guess I'll have to look into to that.
> > >
> > > Can I still have a getUser() method in Session that in turn uses the
> code below?
> > >
> > > I think I saw an example (could have been in databinder) where a
> > > IModel was stored in session. Is that an alternative?
> > >
> > > > ((MyRequestCycle)RequestCycle.get()).getUser();
> > > >
> > > > MyRequestCycle {
> > > >     private transient User user;
> > > >
> > > >   getuser() { if (user==null) { user=loaduser(
> session.get().getuserid()); }
> > > >   onendrequest() { user=null; }
> > > > }
> > > >
> > > > -Igor
> > > >
> > >
> > > /Mats
> > >
> > >
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