From axel at rauschma.de Tue Sep 18 15:42:52 2007 From: axel at rauschma.de (Axel Rauschmayer) Date: Tue, 18 Sep 2007 15:42:52 +0200 Subject: [Rdf2go-devel] UnsupportedRDFormatException Message-ID: <143E3892-4A75-4D39-82BA-20CABF677EF2@rauschma.de> If I use Syntax.Trig, I get the following message: org.openrdf.rio.UnsupportedRDFormatException: No writer factory available for RDF format null at org.openrdf.rio.Rio.createWriter(Rio.java:98) at org.openrdf.rdf2go.RepositoryModelSet.writeTo (RepositoryModelSet.java:518) With Syntax.Trix, I have no problems. Greetings, Axel -- Axel Rauschmayer http://www.pst.ifi.lmu.de/~rauschma/ From gunnar.grimnes at dfki.de Tue Sep 18 15:48:13 2007 From: gunnar.grimnes at dfki.de (Gunnar Aastrand Grimnes) Date: Tue, 18 Sep 2007 15:48:13 +0200 Subject: [Rdf2go-devel] UnsupportedRDFormatException In-Reply-To: <143E3892-4A75-4D39-82BA-20CABF677EF2@rauschma.de> References: <143E3892-4A75-4D39-82BA-20CABF677EF2@rauschma.de> Message-ID: <46EFD71D.6000902@dfki.de> -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 This is a sesame issue, not rdf2go. Are you using a sufficiently up to date version of sesame? - - Gunnar Axel Rauschmayer wrote: > If I use Syntax.Trig, I get the following message: > > org.openrdf.rio.UnsupportedRDFormatException: No writer factory > available for RDF format null > at org.openrdf.rio.Rio.createWriter(Rio.java:98) > at org.openrdf.rdf2go.RepositoryModelSet.writeTo > (RepositoryModelSet.java:518) > > With Syntax.Trix, I have no problems. > > Greetings, > > Axel > > -- > Axel Rauschmayer > http://www.pst.ifi.lmu.de/~rauschma/ > > > > > _______________________________________________ > Rdf2go-devel mailing list > Rdf2go-devel at ontoware.org > http://ontoware.org/mailman/listinfo/rdf2go-devel - -- Gunnar Aastrand Grimnes gunnar.grimnes [AT] dfki.de DFKI GmbH Knowledge Management Trippstadter Strasse 122 D-67663 Kaiserslautern Germany Office: +49 631 205 75-117 Mobile: +49 177 277 4397 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFG79cdfD15aMgAOfcRAgtLAJ9t06DXmm2TVwNGKm4suvU90KmLXQCgjY4V /1rov4twhMyWZ1j95ojyqYI= =wgNx -----END PGP SIGNATURE----- From axel at rauschma.de Tue Sep 18 16:03:42 2007 From: axel at rauschma.de (Axel Rauschmayer) Date: Tue, 18 Sep 2007 16:03:42 +0200 Subject: [Rdf2go-devel] UnsupportedRDFormatException In-Reply-To: <46EFD71D.6000902@dfki.de> References: <143E3892-4A75-4D39-82BA-20CABF677EF2@rauschma.de> <46EFD71D.6000902@dfki.de> Message-ID: <1E7F6308-02AA-4F9C-AF53-221AFA17897A@rauschma.de> You are right, this being Sesame's problem didn't cross my mind. 2.0Beta4 (which I use) does in fact not have TRIG support, where 2.0Beta5 (whose source I looked up on the Web) has. Thanks, Axel On 18.09.2007, at 15:48, Gunnar Aastrand Grimnes wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > This is a sesame issue, not rdf2go. Are you using a sufficiently up > to date > version of sesame? > > - - Gunnar > > > Axel Rauschmayer wrote: >> If I use Syntax.Trig, I get the following message: >> >> org.openrdf.rio.UnsupportedRDFormatException: No writer factory >> available for RDF format null >> at org.openrdf.rio.Rio.createWriter(Rio.java:98) >> at org.openrdf.rdf2go.RepositoryModelSet.writeTo >> (RepositoryModelSet.java:518) >> >> With Syntax.Trix, I have no problems. >> >> Greetings, >> >> Axel >> >> -- >> Axel Rauschmayer >> http://www.pst.ifi.lmu.de/~rauschma/ >> >> >> >> >> _______________________________________________ >> Rdf2go-devel mailing list >> Rdf2go-devel at ontoware.org >> http://ontoware.org/mailman/listinfo/rdf2go-devel > > > - -- > Gunnar Aastrand Grimnes > gunnar.grimnes [AT] dfki.de > > DFKI GmbH > Knowledge Management > Trippstadter Strasse 122 > D-67663 Kaiserslautern > Germany > > Office: +49 631 205 75-117 > Mobile: +49 177 277 4397 > > > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v1.4.6 (GNU/Linux) > Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org > > iD8DBQFG79cdfD15aMgAOfcRAgtLAJ9t06DXmm2TVwNGKm4suvU90KmLXQCgjY4V > /1rov4twhMyWZ1j95ojyqYI= > =wgNx > -----END PGP SIGNATURE----- > -- Axel Rauschmayer http://www.pst.ifi.lmu.de/~rauschma/ From gunnar.grimnes at dfki.de Thu Sep 20 10:36:02 2007 From: gunnar.grimnes at dfki.de (Gunnar Aastrand Grimnes) Date: Thu, 20 Sep 2007 10:36:02 +0200 Subject: [Rdf2go-devel] Model.isEmpty Message-ID: <46F230F2.20202@dfki.de> -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Hello everyone, How about adding an isEmpty to Model/ModelSet? Currently you can do model.size()==0, but this may be much slower. Sesame for one needs to retrieve all triples and count them to determine the size. What do you think? - -- Gunnar Aastrand Grimnes gunnar.grimnes [AT] dfki.de DFKI GmbH Knowledge Management Trippstadter Strasse 122 D-67663 Kaiserslautern Germany Office: +49 631 205 75-117 Mobile: +49 177 277 4397 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFG8jDyfD15aMgAOfcRAi02AJ96Q3gUd/Yvg5e5BMKa2lYJPJTHOwCfX0bz dBsj/8CIv4dOj+7f4MOk3dU= =Y29K -----END PGP SIGNATURE----- From leo.sauermann at dfki.de Tue Sep 25 17:35:45 2007 From: leo.sauermann at dfki.de (Leo Sauermann) Date: Tue, 25 Sep 2007 17:35:45 +0200 Subject: [Rdf2go-devel] Model.isEmpty In-Reply-To: <46F230F2.20202@dfki.de> References: <46F230F2.20202@dfki.de> Message-ID: <46F92AD1.3060102@dfki.de> It was Gunnar Aastrand Grimnes who said at the right time 20.09.2007 10:36 the following words: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > Hello everyone, > > How about adding an isEmpty to Model/ModelSet? > Currently you can do model.size()==0, but this may be much slower. Sesame for > one needs to retrieve all triples and count them to determine the size. > > What do you think? > +1 > - -- > Gunnar Aastrand Grimnes > gunnar.grimnes [AT] dfki.de > > DFKI GmbH > Knowledge Management > Trippstadter Strasse 122 > D-67663 Kaiserslautern > Germany > > Office: +49 631 205 75-117 > Mobile: +49 177 277 4397 > > > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v1.4.6 (GNU/Linux) > Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org > > iD8DBQFG8jDyfD15aMgAOfcRAi02AJ96Q3gUd/Yvg5e5BMKa2lYJPJTHOwCfX0bz > dBsj/8CIv4dOj+7f4MOk3dU= > =Y29K > -----END PGP SIGNATURE----- > > _______________________________________________ > Rdf2go-devel mailing list > Rdf2go-devel at ontoware.org > http://ontoware.org/mailman/listinfo/rdf2go-devel > -- ____________________________________________________ DI Leo Sauermann http://www.dfki.de/~sauermann Deutsches Forschungszentrum fuer Kuenstliche Intelligenz DFKI GmbH Trippstadter Strasse 122 P.O. Box 2080 Fon: +49 631 20575-116 D-67663 Kaiserslautern Fax: +49 631 20575-102 Germany Mail: leo.sauermann at dfki.de Geschaeftsfuehrung: Prof.Dr.Dr.h.c.mult. Wolfgang Wahlster (Vorsitzender) Dr. Walter Olthoff Vorsitzender des Aufsichtsrats: Prof. Dr. h.c. Hans A. Aukes Amtsgericht Kaiserslautern, HRB 2313 ____________________________________________________ From voelkel at fzi.de Sun Sep 30 17:48:40 2007 From: voelkel at fzi.de (=?iso-8859-15?Q?Max_V=F6lkel?=) Date: Sun, 30 Sep 2007 17:48:40 +0200 Subject: [Rdf2go-devel] Model.isEmpty In-Reply-To: <46F230F2.20202@dfki.de> References: <46F230F2.20202@dfki.de> Message-ID: <195738930.20070930174840@fzi.de> Hi Gunnar, GAG> How about adding an isEmpty to Model/ModelSet? GAG> Currently you can do model.size()==0, but this may be much slower. Sesame for GAG> one needs to retrieve all triples and count them to determine the size. good idea. Added to the API. Will be there in the next release, which will be announced on this list. Kind Regards, Max -- Max V?lkel voelkel at fzi.de | www.Xam.de office +49 721 96 54-854 mobile +49 171 83 59 678 -- FZI Forschungszentrum Informatik an der Universit?t Karlsruhe Haid-und-Neu-Str. 10-14, D-76131 Karlsruhe Tel.: +49-721-9654-0, Fax: +49-721-9654-959 Stiftung des b?rgerlichen Rechts, Az: 14-0563.1 Regierungspr?sidium Karlsruhe. Vorstand: Prof. Dr.-Ing. R?diger Dillmann, Dipl. Wi.-Ing. Michael Flor Prof. Dr. Dr.-Ing. Jivka Ovtcharova, Prof. Dr. rer. nat. Rudi Studer Vorsitzender des Kuratoriums: Ministerialdirigent G?nther Le?nerkraus