Package com.hp.hpl.jena.sparql.syntax

Examples of com.hp.hpl.jena.sparql.syntax.ElementFilter

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        Triple t1 = new Triple(varX, DC.title.asNode(),  varTitle) ;
        elg.addTriplePattern(t1) ;
       
        // Adds a filter.  Need to wrap variable in a NodeVar.
        Expr expr = new E_Regex(new ExprVar(varTitle), "sparql", "i") ;
        ElementFilter filter = new  ElementFilter(expr) ;
        elg.addElementFilter(filter) ;
       
        // Attach the group to query. 
        query.setQueryPattern(elg) ;
       
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        // Regular expression for  regex(?hiddenVar, "pattern", "i")
        Expr regex = new E_Regex(new ExprVar(var2.getName()), pattern, "i") ;
       
        ElementGroup elementGroup = new ElementGroup() ;
        elementGroup.addElement(elementBGP) ;
        elementGroup.addElement(new ElementFilter(regex)) ;
        // Compile it.
        // The better design is to build the Op structure programmatically,
        Op op = Algebra.compile(elementGroup) ;
        op = Algebra.optimize(op, execCxt.getContext()) ;
        return QC.execute(op, input, execCxt) ;
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        // Regular expression for  regex(?hiddenVar, "pattern", "i")
        Expr regex = new E_Regex(new ExprVar(var2.getName()), pattern, "i") ;
       
        ElementGroup elementGroup = new ElementGroup() ;
        elementGroup.addElement(elementBGP) ;
        elementGroup.addElement(new ElementFilter(regex)) ;
        // Compile it.
        // The better design is to build the Op structure programmatically,
        Op op = Algebra.compile(elementGroup) ;
        op = Algebra.optimize(op, execCxt.getContext()) ;
        return QC.execute(op, input, execCxt) ;
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        Triple t1 = new Triple(varX, DC.title.asNode(),  varTitle) ;
        elg.addTriplePattern(t1) ;
       
        // Adds a filter.  Need to wrap variable in a NodeVar.
        Expr expr = new E_Regex(new ExprVar(varTitle), "sparql", "i") ;
        ElementFilter filter = new  ElementFilter(expr) ;
        elg.addElementFilter(filter) ;
       
        // Attach the group to query. 
        query.setQueryPattern(elg) ;
       
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        for (Element elt : groupElt.getElements() )
        {
            if ( elt instanceof ElementFilter )
            {
                ElementFilter f = (ElementFilter)elt ;
                if ( filters == null )
                    filters = new ArrayList<ElementFilter>() ;
                filters.add(f) ;
                // Collect filters but do not place them yet.
                continue ;
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        // Filters were collected together by finalizeSyntax.
        // So they are in the right place.
        if ( elt instanceof ElementFilter )
        {
            ElementFilter f = (ElementFilter)elt ;
            return OpFilter.filter(f.getExpr(), current) ;
        }
   
        if ( elt instanceof ElementOptional )
        {
            ElementOptional eltOpt = (ElementOptional)elt ;
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        Triple t1 = new Triple(varX, DC.title.asNode(),  varTitle) ;
        elg.addTriplePattern(t1) ;
       
        // Adds a filter.  Need to wrap variable in a NodeVar.
        Expr expr = new E_Regex(new ExprVar(varTitle), "sparql", "i") ;
        ElementFilter filter = new  ElementFilter(expr) ;
        elg.addElementFilter(filter) ;
       
        // Attach the group to query. 
        query.setQueryPattern(elg) ;
       
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        // Regular expression for  regex(?hiddenVar, "pattern", "i")
        Expr regex = new E_Regex(new ExprVar(var2.getName()), pattern, "i") ;
       
        ElementGroup elementGroup = new ElementGroup() ;
        elementGroup.addElement(elementBGP) ;
        elementGroup.addElement(new ElementFilter(regex)) ;
        // Compile it.
        // The better design is to build the Op structure programmatically,
        Op op = Algebra.compile(elementGroup) ;
        op = Algebra.optimize(op, execCxt.getContext()) ;
        return QC.execute(op, input, execCxt) ;
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        // Regular expression for  regex(?hiddenVar, "pattern", "i")
        Expr regex = new E_Regex(new ExprVar(var2.getName()), pattern, "i") ;
       
        ElementGroup elementGroup = new ElementGroup() ;
        elementGroup.addElement(elementBGP) ;
        elementGroup.addElement(new ElementFilter(regex)) ;
        // Compile it.
        // The better design is to build the Op structure programmatically,
        Op op = Algebra.compile(elementGroup) ;
        op = Algebra.optimize(op, execCxt.getContext()) ;
        return QC.execute(op, input, execCxt) ;
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                group.addTriplePattern(new Triple(migrationPath, NodeFactory.createURI(TYPE_IRI), NodeFactory
                    .createURI(ONTOLOGY_IRI + "MigrationPath")));
                group.addTriplePattern(new Triple(migrationPath,
                    NodeFactory.createURI(ONTOLOGY_IRI + "targetMimetype"), toMimetype));
                query.addElement(group);
                ElementFilter filter = new ElementFilter(new E_StrContains(new ExprVar(toMimetype),
                    new NodeValueString(migrationPathTargetPattern)));
                query.addElementFilter(filter);
            }
        }
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