[furcas-discussion] Reference Re-Evaluation Algorithm

[Stephan Erb]

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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