Re: [OWLAPI-developer] Using pellet reasoner with owlapi

[Ignazio P. <ipa...@gm...>]

2011/8/26 sabrina founi <sab...@ho...>:
>
> Thanks Lorenz
> I try what you suggest.
>
> First I try the example enclosed to the mail and at run, i have this error
>
> Exception in thread "main" java.lang.NoClassDefFoundError:
>

That's saying you don't have all needed jars in the classpath. Pellet
comes in a number of jars plus a few support libraries (well it did in
2.2.2 at least). Make sure they are all in the classpath.
HTH,
I.

> org/mindswap/pellet/exceptions/PelletRuntimeException
>
> at com.clarkparsia.pellet.owlapiv3.PelletReasonerFactory.createReasoner(
>
> PelletReasonerFactory.java:61)
>
> at theseOwlAPIpackage.ReasonrPellet.RequestOntology(
>
> ReasonrPellet.java:12)
>
> at theseOwlAPIpackage.MainClasse.main(
>
> MainClasse.java:57)
>
> Caused by:
>
> java.lang.ClassNotFoundException:
> org.mindswap.pellet.exceptions.PelletRuntimeException
>
> at java.net.URLClassLoader$1.run(Unknown Source)
>
> at java.security.AccessController.doPrivileged(
>
> Native Method)
>
> at java.net.URLClassLoader.findClass(Unknown Source)
>
> at java.lang.ClassLoader.loadClass(Unknown Source)
>
> at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
>
> at java.lang.ClassLoader.loadClass(Unknown Source)
>
> ... 3 more
>
> ReasonerPellet.java: 12 match to
>
> PelletReasoner reasoner =
> PelletReasonerFactory.getInstance().createReasoner(MainClasse.
>
> locaOntology );
> After, I try the example provide by Pellet package and I cast the object to
> PelletReasoner, like you suggest, but I have this syntax error
>
>
> The type org.mindswap.pellet.KnowledgeBase cannot be resolved. It is
> indirectly referenced from required .class files
>
> 1. quick fix available
>
> Configure build path
>
>
>
> I am lost, could you please help me
>
>
>
>
>
> Best regards
>
> Nissam
>
>
>
>
>
>
> From: Lorenz Bühmann
> Sent: Friday, August 26, 2011 12:33 PM
> To: owl...@li...
> Subject: Re: [OWLAPI-developer] Using pellet reasoner with owlapi
> On 26.08.2011 12:00, sabrina founi wrote:
>
> Hello
>
> I am beginner in using owlapi
>
> I use  owlapi 3.2.3 and pellet 2.3.0
>
> I tried to use Pellet in example8 provided here
>
> http://owlapi.svn.sourceforge.net/viewvc/owlapi/v3/trunk/examples/src/main/java/org/coode/owlapi/examples/Example8.java?revision=1830&view=markup
>
> But that not run
>
> I tried to use OWLAPI example proved by Pellet 2.3.0 zip
>
> But I have a syntax error in these lines
>
> reasoner.getKB().realize();
> reasoner.getKB().printClassTree();
>
>
>
>
>
> I need please to know this
>
> Which package I must use
>
> Which code I must use
>
> Is there any problem with the version I use
>
> Do you please show me an OWLAPI example use Pellet reasoner
>
> Thank you very much
>
> Nissam
>
> ------------------------------------------------------------------------------
> EMC VNX: the world's simplest storage, starting under $10K
> The only unified storage solution that offers unified management
> Up to 160% more powerful than alternatives and 25% more efficient.
> Guaranteed. http://p.sf.net/sfu/emc-vnx-dev2dev
>
> _______________________________________________
> Owlapi-developer mailing list
> Owl...@li...
> https://lists.sourceforge.net/lists/listinfo/owlapi-developer
>
> Hi,
>
> this methods are not included in the interface OWLReasoner which is used in
> this example. Why do you don't use the example from the Pellet package?
>
> If you want to use your example, than can either use
>
> PelletReasoner reasoner =
> PelletReasonerFactory.getInstance().createReasoner( ontology );
>
> to instantiate the reasoner ( copied from the Pellet examples)
>
> or you have to cast the object to PelletReasoner e.g.
>
> ((PelletReasoner) reasoner).getKB().realize();
>
> Regards,
> Lorenz
>
>
>
> ________________________________
>
> ------------------------------------------------------------------------------
> EMC VNX: the world's simplest storage, starting under $10K
> The only unified storage solution that offers unified management
> Up to 160% more powerful than alternatives and 25% more efficient.
> Guaranteed. http://p.sf.net/sfu/emc-vnx-dev2dev
>
> ________________________________
>
> _______________________________________________
> Owlapi-developer mailing list
> Owl...@li...
> https://lists.sourceforge.net/lists/listinfo/owlapi-developer
>
> ------------------------------------------------------------------------------
> EMC VNX: the world's simplest storage, starting under $10K
> The only unified storage solution that offers unified management
> Up to 160% more powerful than alternatives and 25% more efficient.
> Guaranteed. http://p.sf.net/sfu/emc-vnx-dev2dev
> _______________________________________________
> Owlapi-developer mailing list
> Owl...@li...
> https://lists.sourceforge.net/lists/listinfo/owlapi-developer
>
>