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Re: RDF, SOAP and UML

• From: Dan Brickley <Daniel.Brickley@b...>
• To: xml-dev@l...
• Date: Wed, 06 Sep 2000 22:49:16 +0100 (BST)

belatedly, here's the link to the slides Henrik mentioned:
http://lists.w3.org/Archives/Public/www-rdf-interest/2000Aug/0082.html
-> http://www.ilrt.bristol.ac.uk/discovery/2000/08/www9-slides/henrik/

Dan

On Fri, 21 Jul 2000, Henrik Frystyk Nielsen wrote:

> > My main problem with RDF is that I cannot transform my UML
> > into "nice" RDFS since UML is object-oriented whereas RDF
> > is property-centric.
> >
> > And all my data is object-oriented, it just does not fit
> > very well into RDF. Can you show me an example of semantics
> > defined in RDFS+RDF that I can not express using UML+SOAP
> > serialization? SOAP serialization seems much simpler
> > and better readable than RDF.
> 
> I made a presentation at the WWW9 conference [1] on the subject of
> serializing RDF using SOAP [2] based on work by Andrew Layman, Gopal
> Kakivaya and others. Unfortunately I don't have a link for it.
> 
> From a graph perspective, the only difference is whether "about" is
> special - RDF says yes but SOAP says no and instead says that the fact
> that "about" is special is a result of the RDF semantics which can be
> layered on top of the SOAP serializer.
> 
> As an example, the canonixal RDF statement that looks like this in RDF
> 
>       <rdf:Description about="http://www.w3.org/Home/Lassila">
>         <s:Creator>Ora Lassila</s:Creator>
>       </rdf:Description>
> 
> will look like this in SOAP:
> 
>       <rdf:Description>
>         <rdf:about href="http://www.w3.org/Home/Lassila"/>
>         <s:Creator>Ora Lassila</s:Creator>
>       </rdf:Description>
> 
> Henrik Frystyk Nielsen
> mailto:frystyk@m...
> 
> [1] http://www9.org
> [2] http://www9.org/w9-devsemantic.html
> 
> 
> 

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