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From "edward pedersson" <cpsmadn...@googlemail.com>
Subject Re: a few qestions if you don't mind
Date Fri, 27 Oct 2006 14:07:17 GMT
Thank ou very much Mike and Michael. Managed to fix my problem using the
DataSqueezer.

On 24/10/06, Michael Gentry <blacknext@gmail.com> wrote:
>
> Hi Edward,
>
> See if this posting might help:
>
> http://www.objectstyle.org/cayenne/lists/cayenne-user/2006/04/0073.html
>
> In a nutshell, when using Tapestry 4 + Cayenne, I don't serialize any
> Cayenne objects through Tapestry.  The posting has more details.
>
> /dev/mrg
>
> PS. I used to pass my objects around with an ActionLink (now
> deprecated) in Tapestry 3, but changed my techniques when I moved to
> Tapestry 4.  Also, I only use DirectLink now -- PageLink has some
> session quirks.
>
>
> On 10/23/06, edward pedersson <cpsmadness@googlemail.com> wrote:
> > Hi
> >
> > I noticed you post in the archives [RE: "Can't build a query for
> temporary
> > id" after upgrade from 1.2B2 to 1.2RC2] here
> >
> http://mail-archives.apache.org/mod_mbox/incubator-cayenne-dev/200607.mbox/%3C110DED9F5106CC47A186602C0DD3938201168C92@EXVF.fanniemae.com%3Eand
> > I seem to be having problems which might be similar to yours. I could
> > not see how you resolved your problems but maybe if you tell me how you
> were
> > doing a few things I may be able to solve my own problems.
> >
> > I am using Tapestry 4 and Cayenne 1.2
> >
> > When you said "...hen my objects are unserialized and reattached to
> their
> > datacontexts on the following request.." were you just doing
> >
> >             anObject.setDataContext(this.getDataContext());
> >             anObject.getDataContext
> > ().getObjectStore().resolveHollow(anObject);
> >
> > where anObject is an object that is a listener parameter to the method
> so I
> > am assuming it has been serialised and is unserialised when I get it at
> this
> > point. The object is hollow as well. Is this the best way to reattach
> the
> > object back to the dataContext?
> >
> > My problems don't stop there as the code itself runs ok but not
> correctly.
> > The object remains hollow and looking into the ObjectStore's public void
> > resolveHollow(DataObject object) method I noticed there is this call
> >
> > List results = context.getChannel().onQuery(context, query).firstList();
> >
> > but nothing is done with that results List. I have inspected the results
> > List and it is in fact the object I need but the method does not return
> the
> > list or the object. Is there something I am missing here i.e. the object
> > passed in is updated elsewhere? I have followed the object graph and
> could
> > not find it.
> >
> > Any help would be much appreciated.
> >
> > Regards
> >
> > --
> >
> >
> > -- e
> >
> >
>



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