Hello Martynas, it finally showed the result.
But I did not understand the code. Why we assign the result to a Model? Why
not resultset.
Model results = qexec.execConstruct() ;
On Thu, Aug 24, 2017 at 11:44 PM, Martynas Jusevičius <
marty...@atomgraph.com> wrote:
> This means your query hasn't matched anything.
>
> Show us your data.
>
> On Thu, Aug 24, 2017 at 10:42 PM, javed khan <javedbtk...@gmail.com>
> wrote:
>
> > In response to my question earlier, I replace this
> >
> > ResultSet results = (ResultSet) qexec.execConstruct() ;
> >
> > with
> >
> > Model results = qexec.execConstruct() ;
> > results.write(System.out, "TURTLE");
> >
> > But how can I get the require result i.e value of ?z and ?y
> >
> > I expect the following result:
> >
> > Bob hasUncle Lincoln
> >
> > But currently, it just display the prefixes.
> >
> >
> >
> >
> > On Thu, Aug 24, 2017 at 9:20 PM, javed khan <javedbtk...@gmail.com>
> wrote:
> >
> > > Hello
> > >
> > > What is the problem in this query: 'Male' is string literal here. (The
> > > query works inside Protege)
> > >
> > > CONSTRUCT { ?x mo:hasUncle ?y } WHERE { ?x mo:hasParents ?z .?z
> > > mo:Gender 'Male' . ?z mo:hasBrother ?y}
> > >
> > > Query query = QueryFactory.create(str);
> > > QueryExecution qexec = QueryExecutionFactory.create(query, model) ;
> > > ResultSet results = (ResultSet) qexec.execConstruct() ;
> > > while (results.hasNext())
> > > {
> > > QuerySolution binding = results.nextSolution();
> > > Literal lit = binding.get("z").asLiteral();
> > >
> > >
> > >
> >
>
