[Mulgara-dev] OWL API support for Mulgara

David Wood dwood at softwarememetics.com
Wed Nov 7 14:42:58 UTC 2007


On Nov 7, 2007, at 3:45 AM, Andrae Muys wrote:
> On 07/11/2007, at 9:33 AM, David Wood wrote:
>> Hi Webster,
>>
>> At the risk of saying something on an archived public mailing list  
>> that I may regret later, here is my opinion about JRDF:
>>
>> JRDF started off as a very cool attempt to define an API for RDF in  
>> Java.  It did a pretty good job at that.  Unfortunately, it has  
>> grown into more of a data store and GUI and such in its own right.   
>> That dilutes its usefulness as a solid API.
>>
>> I recommend that *do* borrow heavily from it, but that you *don't*  
>> feel badly about forking it.
>
> I doubt I would object to a JRDF fork if it became necessary - it  
> would make it possible for us to redefine SubjectNode and  
> PredicateNode to extend Literal and BlankNode respectively,  
> something I have been wanting to see for a while now.  Naturally  
> this is inconsistent with JRDF's compliance with RDF, but I am less  
> wedded to that ideal than JRDF is and would like Mulgara to support  
> Literal subjects and bounded existential quantification of predicates.

Those features have been under discussion for some years now.  We  
should just make the leap.  Perhaps Webster has given us the  
motivation we needed to do so.

Regards,
Dave





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