Package com.hp.hpl.jena.sparql.core

Examples of com.hp.hpl.jena.sparql.core.QuadPattern

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        return Tags.tagTriple ;
    }

    public boolean equivalent(OpQuadPattern opQuads)
    {
        QuadPattern quads = opQuads.getPattern() ;
        if ( quads.size() != 1 ) return false ;
        Quad q = quads.get(0) ;
        return quad.equals(q) ; 
    }
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    private void initQuads()
    {
        if ( quads == null )
        {
            quads = new QuadPattern() ;
            for (Triple t : triples )
                quads.add(new Quad(graphNode, t)) ;
        }
    }
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    // a sequence of such blocks.
   
   
   
    public static OpQuadBlock create(Node quadNode, BasicPattern triples) {
        QuadPattern qp = new QuadPattern() ;
        for ( Triple t : triples ) {
            qp.add(new Quad(quadNode, t)) ;
        }
        return new OpQuadBlock(qp) ;
    }
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            qp.add(new Quad(quadNode, t)) ;
        }
        return new OpQuadBlock(qp) ;
    }
   
    public OpQuadBlock() { quads = new QuadPattern() ; }
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        return Tags.tagTriple ;
    }

    public boolean equivalent(OpQuadPattern opQuads)
    {
        QuadPattern quads = opQuads.getPattern() ;
        if ( quads.size() != 1 ) return false ;
        Quad q = quads.get(0) ;
        return quad.equals(q) ; 
    }
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    }

    /** Do a node->node conversion of a QuadPattern - return original QuadPattern for "no change" */
    public static QuadPattern transform(NodeTransform nodeTransform, QuadPattern pattern) 
    {
        QuadPattern qp2 = new QuadPattern() ;
        boolean changed = false ;
        for ( Quad quad : pattern )
        {
            Quad q2 = transform(nodeTransform, quad) ;
            qp2.add(q2) ;
            if ( q2 != quad )
                changed = true ;
        }
        if ( ! changed )
            return pattern ;
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    private void initQuads()
    {
        if ( quads == null )
        {
            quads = new QuadPattern() ;
            for (Triple t : triples )
                quads.add(new Quad(graphNode, t)) ;
        }
    }
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    }

    /** Do a node->node conversion of a QuadPattern - return original QuadPattern for "no change" */
    public static QuadPattern transform(NodeTransform nodeTransform, QuadPattern pattern) 
    {
        QuadPattern qp2 = new QuadPattern() ;
        boolean changed = false ;
        for ( Quad quad : pattern )
        {
            Quad q2 = transform(nodeTransform, quad) ;
            qp2.add(q2) ;
            if ( q2 != quad )
                changed = true ;
        }
        if ( ! changed )
            return pattern ;
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        }

        @Override
        public void visit(OpQuadPattern opQuadP)
        {
            QuadPattern quads = opQuadP.getPattern() ;
            if ( quads.size() == 1 )
            {
                start(opQuadP, NoNL) ;
                formatQuad(quads.get(0)) ;
                finish(opQuadP) ;
                return ;
            }
            start(opQuadP, NL) ;
            for ( Quad quad : quads )
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    private void initQuads()
    {
        if ( quads == null )
        {
            quads = new QuadPattern() ;
            for (Triple t : triples )
                quads.add(new Quad(graphNode, t)) ;
        }
    }
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Related Classes of com.hp.hpl.jena.sparql.core.QuadPattern

  • com.hp.hpl.jena.sparql.algebra.op.OpQuad
  • com.hp.hpl.jena.sparql.algebra.op.OpQuadBlock
  • com.hp.hpl.jena.sparql.algebra.op.OpQuadPattern
  • com.hp.hpl.jena.sparql.graph.NodeTransformLib
  • com.hp.hpl.jena.sparql.serializer.SerializationContext
  • com.hp.hpl.jena.sparql.sse.writers.WriterOp$OpWriterWorker
  • org.apache.jena.atlas.io.IndentedLineBuffer
  • org.openjena.atlas.io.IndentedLineBuffer
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