On Wed, 2010-10-06 at 22:03 +0300, Nina Jeliazkova wrote:

> Hi Pantelis,
> 
> On Wed, Oct 6, 2010 at 9:53 PM, chung <chvng at mail.ntua.gr> wrote:
> 
> > Hi Nina, Egon, All,
> >   I performed some measurements to tell how Jena performs when
> > different representations are requested from the remote service. Till
> > now we worked exclusively with RDF/XML so we tried the alternatives of
> > TURTLE and N3-TRIPLES. The result is that RDF/XML is downloaded and
> > parsed faster than TURTLE and N3-TRIPLES (take a look at the attached
> > file).
> 
> 
> not surprising...
> 
> 
> > I'll do the same with JSON as well.
> >
> > @Nina: I'll try to create a Model (com.hp.hpl.jena.rdf.model.Model)
> > using different methods from the ModelFactory outside ToxOtis and send
> > you the results. If there's a benefit from using some other Model
> > implementation, we'll rearrange a bit the source code in ToxOtis to
> > enhance the performance. What's more, for the time, if one needs to
> > serialize an RDF graph has to invoke the method
> > "write(java.io.OutputStream):void" but we study AMBIT's implementation
> > with StAX and will provide an alternative method.
> 
> 
> 
> For the time I'm a bit
> > confused but I'll take a look at the documentation first...
> >
> > Interlude: Manualism
> > Manualism (syn. Documentationism) is a technological movement that began
> > in Java (the country) by programmers in the early 90s. It's purpose is
> > the construction of interfaces and methods, so complex that the ONLY way
> > to make something work is to read the Users' Manual. A prime example of
> > a manualist masterpiece is Jena. [To my surprise, the term manualism is
> > found in wikipedia but with a different meaning:
> > http://en.wikipedia.org/wiki/Manualism_%28hand_music%29 ]
> >
> 
> What about trying   http://www.openrdf.org/   instead :)


Only if we will gain something in terms of performance otherwise Jena is
fine.

Pantelis


> 
> Nina
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