This does not show any result: (No error but empty output console)
int l = soln.getLiteral("score").getInt() ;
However, same query runs when I write:
ResultSetFormatter.out(System.out, results, query);
On Wed, Sep 28, 2016 at 7:24 AM, Lorenz Buehmann <
[email protected]> wrote:
> This is weird. If the query is wrong like you showed here, how can you
> get a parse exception?! And as Chris said,
>
> PRINT THE VALUE OF soln.getLiteral("goals") by Java and show us the output.
>
>
> On 28.09.2016 13:58, neha gupta wrote:
> > Here is the code, I have typed it so might have some mistakes.
> >
> >
> > OntModel model=ModelFactory.createOntologyModel();
> > InputStream in =FileManager.get().open("D://ont/soccer.owl");
> > if (in==null) {
> > throw new IllegalArgumentException( "File: " + " not
> > there");
> > } model.read(in,"");
> > String
> > ns="http://www.semanticweb.org/neha/ontologies/2016/6/
> untitled-ontology-11#";
> >
> > OntClass team = model.getOntClass(ns + "Team");
> > OntProperty goals=model.getOntProperty(ns+ "Goals");
> > OntProperty wins=model.getOntProperty(ns+ "Wins");
> >
> > //Goals and Wins are entered by admin, so I want to sum the newly
> > entered //goals with previous stored in ontology.
> > //This is why I need integer values from these properties.
> >
> > SELECT *" +
> > " WHERE { ?x rdf:type ont:Team . ?x ont:Goals ?goal
> > . ?x ont:Wins ?wins} filter(?goal>10 && ?wins<?goal ) ";
> > //the query also gives error , not recognizing Filter.
> >
> > Query query = QueryFactory.create(queryString) ;
> > QueryExecution qexec =
> > QueryExecutionFactory.create(query, model);
> > ResultSet results = qexec.execSelect() ;
> > while(results.hasNext()){
> > QuerySolution soln = results.nextSolution() ;
> > int lit = soln.getLiteral("goal").getInt() ;
> > int lit2=soln.getLiteral("wins").getInt() ;
> > System.out.println("goals"+lit);
> >
> > Inline image 2
> >
> >
> >
> >
> > On Wed, Sep 28, 2016 at 4:28 AM, Chris Dollin
> > <[email protected] <mailto:[email protected]>>
> > wrote:
> >
> > On 28/09/16 12:15, neha gupta wrote:
> >
> > I just want to get the integer value from data property "Goals".
> >
> >
> > I know. You said that. But you have ignored my suggestion.
> >
> > //Goals is already a data property in my owl file and it has
> > integer value.
> >
> >
> > How do you know? Show us the data. Show us the code. Show us what
> > soln.getLiteral("goals") is. Maybe it isn't the integer you think it
> > is.
> >
> > OntProperty goals=model.getOntProperty(ns+ "Goals");
> >
> > How can I get this integer value for future arithmetic
> operations.
> >
> > On Wed, Sep 28, 2016 at 12:11 AM, Chris Dollin
> > <[email protected]
> > <mailto:[email protected]>
> >
> > wrote:
> >
> >
> > On 27/09/16 21:59, neha gupta wrote:
> >
> > int l = soln.getLiteral("goals").getInt() ;
> >
> > "goals" contain integer value but it gives me exception:
> >
> > Error converting typed value to a number.
> >
> >
> > Print soln.getLiteral("goals") so that we can see the lexical
> > form and type of the literal. Note that spaces are not
> > permitted
> > in integer lexical forms -- make sure there's no extra spaces
> > in your print.
> >
> >
> > Chris
> >
> > --
> > "Always a BOM tomorrow."
> > Unsaid
> > /Babylon 5/
> >
> > Epimorphics Ltd, http://www.epimorphics.com
> > Registered address: Court Lodge, 105 High Street,
> > Portishead, Bristol BS20
> > 6PT
> > Epimorphics Ltd. is a limited company registered in
> > England (number
> > 7016688)
> >
> >
> >
> > --
> > "A facility for quotation covers the absence of original
> > thought."/Gaudy Night/
> >
> >
> > Epimorphics Ltd, http://www.epimorphics.com
> > Registered address: Court Lodge, 105 High Street, Portishead,
> > Bristol BS20 6PT
> > Epimorphics Ltd. is a limited company registered in England
> > (number 7016688)
> >
> >
>
>
