Package com.hp.hpl.jena.sparql.engine.binding

Examples of com.hp.hpl.jena.sparql.engine.binding.Binding

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            return false ;
        QueryIterator qIter1 = iterator(null) ;
        QueryIterator qIter2 = table.iterator(null) ;
        try {
            for (; qIter1.hasNext();) {
                Binding bind1 = qIter1.nextBinding() ;
                Binding bind2 = qIter2.nextBinding() ;
                if ( !BindingBase.equals(bind1, bind2) )
                    return false ;
            }
            return true ;
        } finally {
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        QueryIterConcat qIterCat = new QueryIterConcat(execCxt) ;
       
        for ( ; iter.hasNext() ; )
        {
            Node n = iter.next() ;
            Binding b2 = BindingFactory.binding(binding, sVar, n) ;
            Iterator<Node> pathIter = PathEval.eval(graph, n, path) ;
            QueryIterator qIter = _execTriplePath(b2, pathIter, oVar, execCxt) ;
            qIterCat.add(qIter) ;
        }
        return qIterCat ;
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        QueryIterConcat qIterCat = new QueryIterConcat(execCxt) ;
       
        for ( ; iter.hasNext() ; )
        {
            Node n = iter.next() ;
            Binding b2 = BindingFactory.binding(binding, var, n) ;
            int x = existsPath(graph, n, path, n) ;
            if ( x > 0 )
            {
                QueryIterator qIter = new QueryIterYieldN(x, b2, execCxt) ;
                qIterCat.add(qIter) ;
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    public TableUnit() {}
   
    @Override
    public Iterator<Binding> rows() {
        Binding binding = BindingFactory.binding() ;
        return Iter.singleton(binding) ;
    }
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    @Override
    public QueryIterator iterator(ExecutionContext execCxt)
    {
        // BindingRoot?
        Binding binding = BindingFactory.binding() ;
        return QueryIterSingleton.create(binding, execCxt) ;
    }
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        out.print("(table") ;
        out.incIndent() ;
        QueryIterator qIter = table.iterator(null) ;
        for (; qIter.hasNext();) {
            out.println() ;
            Binding binding = qIter.nextBinding() ;
            output(binding, out, sCxt) ;
        }
        out.decIndent() ;

        out.print(")") ;
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        this.rows = rows ;
    }

    private void materialize(QueryIterator qIter) {
        while (qIter.hasNext()) {
            Binding binding = qIter.nextBinding() ;
            addBinding(binding) ;
        }
        qIter.close() ;
    }
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    @Override
    public QueryIterator matchRightLeft(Binding bindingLeft, boolean includeOnNoMatch, ExprList conditions,
                                        ExecutionContext execContext) {
        List<Binding> out = new ArrayList<Binding>() ;
        for (Iterator<Binding> iter = rows.iterator(); iter.hasNext();) {
            Binding bindingRight = iter.next() ;
            Binding r = Algebra.merge(bindingLeft, bindingRight) ;
            if ( r == null )
                continue ;
            // This does the conditional part. Theta-join.
            if ( conditions == null || conditions.isSatisfied(r, execContext) )
                out.add(r) ;
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        // Non-streaming rewrite
        List<Var> vars = transformVars(transform, table.getVars()) ;
        Iterator<Binding> iter = table.rows() ;
        List<Binding> newRows = new ArrayList<Binding>() ;
        for ( ; iter.hasNext() ; ) {
            Binding b = iter.next() ;
            Binding b2 = transform(b, transform) ;
            newRows.add(b2) ;
        }
        return new TableData(vars, newRows) ;
    }
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    public Plan getPlan()
    {
        if ( plan == null )
        {
            DatasetGraph dsg = prepareDataset(dataset, query, fileManager) ;
            Binding inputBinding = null ;
            if ( initialBinding != null )
                inputBinding = BindingUtils.asBinding(initialBinding) ;
            if ( inputBinding == null )
                inputBinding = BindingRoot.create() ;
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