[furcas-discussion] Reference Re-Evaluation Algorithm

[Uhl, Axel]

Could you or Thomas check whether during the MOIN-EMF migration the code to set the referencedElement was properly migrated? I'll meanwhile add the code to the updater that sets the reference in the token.

> -----Original Message-----
> From: Stephan Erb [mailto:stephan at dev.static-void.de]
> Sent: Friday, February 11, 2011 3:36 PM
> To: Uhl, Axel
> Cc: furcas-discussion
> Subject: RE: [furcas-discussion] Reference Re-Evaluation Algorithm
> 
> The parser is supposed to set this reference, just like it sets the
> corresponding model elements. It being always empty sounds like a bug
> to
> me...
> 
> And yes, the updater should update the referencedElements according to
> the unset/set elements.
> 
> On Fri, 2011-02-11 at 15:29 +0100, Uhl, Axel wrote:
> > Stephan,
> >
> >
> > strangely, the tokens' referencedElements is always empty. Should
> they be set?
> >
> > Should the updater set the referencedElement in the token when it
> resolves successfully?
> >
> > -- Axel
> >
> > > -----Original Message-----
> > > From: furcas-discussion-bounces at lists.furcas.org [mailto:furcas-
> > > discussion-bounces at lists.furcas.org] On Behalf Of Stephan Erb
> > > Sent: Friday, February 11, 2011 3:12 PM
> > > To: furcas-discussion
> > > Subject: Re: [furcas-discussion] Reference Re-Evaluation Algorithm
> > >
> > > > > PS: Thomas, we might need your help with all this textblocks
> magic
> > > > > (e.g.
> > > > > find out if a reference is still bound). Expect some questions
> on
> > > the
> > > > > mailing list rather soon :-)
> > > >
> > > > I found that out myself. In this case it was an easy reverse
> lookup
> > > on DocumentNode_SequenceElement using the OppositeEndFinder API.
> > >
> > > Hi Axel,
> > >
> > > I just had a (very) short look at the OCLQueryPropertyUpdate. Is
> there
> > > a
> > > reason why the 'referencedElements' aren't checked anywhere? I
> always
> > > thought that those entail the crucial information whether a token
> is
> > > bound to something or not.
> > >
> > > Example from the MOIN code base where used them:
> > >
> > >     private Collection<?> findCurrentlySetElements(DelayedReference
> > > unresolvedRef, ModelInjector modelInjector,
> > > 	    LexedToken tokenInCurrentConnection) throws
> > > ModelAdapterException {
> > >
> > > 	Collection<?> valueCollection =
> > >
> modelInjector.getModelAdapter().get(unresolvedRef.getModelElement(),
> > > unresolvedRef.getPropertyName());
> > > 	if (tokenInCurrentConnection != null) {
> > >
> > >
> valueCollection.retainAll(tokenInCurrentConnection.getReferencedElement
> > > s());
> > > 	}
> > > 	return valueCollection;
> > >     }
> > >
> > > Best,
> > > Stephan
> > >
> > >
> > >
> > > _______________________________________________
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> > > Furcas-discussion at lists.furcas.org
> > > http://lists.furcas.org/cgi-bin/mailman/listinfo/furcas-discussion
>