Package lupos.sparql1_1

Examples of lupos.sparql1_1.ASTSelectQuery

1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
  public void prooveBoundedGroup(final lupos.sparql1_1.Node node) {
    if (node.jjtGetChild(0) instanceof ASTAggregation) {
      for (int index = 0; index < node.jjtGetNumChildren(); index++) {
        if (node.jjtGetParent().jjtGetChild(index) instanceof ASTVar) {
          ASTVar varNode = (ASTVar) node.jjtGetParent().jjtGetChild(index);
          final Variable selectVar = new Variable(varNode.getName());
          boolean varChecked = false;
          for (int g = 0; g < node.jjtGetParent().jjtGetNumChildren(); g++) {
            if (node.jjtGetParent().jjtGetChild(g) instanceof ASTGroup) {
              if (node.jjtGetParent().jjtGetChild(g).jjtGetChild(0) instanceof ASTAs) {
                varNode = (ASTVar) node.jjtGetParent().jjtGetChild(g).jjtGetChild(0).jjtGetChild(1);
              } else {
                varNode = (ASTVar) node.jjtGetParent().jjtGetChild(g).jjtGetChild(0);
              }
              final Variable groupVar = new Variable(varNode.getName());
              if (groupVar.equals(selectVar)) {
                varChecked = true;
              }
            }
          }
View Full Code Here
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
    // Getting the variables which are used in the BINDINGS clause
    final LinkedList<Variable> varList = new LinkedList<Variable>();

    for (int k = 0; k < node.jjtGetNumChildren(); k++) {
      if (node.jjtGetChild(k) instanceof ASTVar) {
        final ASTVar var2 = (ASTVar) node.jjtGetChild(k);
        final Variable variable = new Variable(var2.getName());
        varList.add(variable);
      }
    }

    // Creating the bindings with the variables and the literals
View Full Code Here
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
        }
      }
      for (int i = 0; i < node.jjtGetNumChildren(); i++) {
        final Node n = node.jjtGetChild(i);
        if (n instanceof ASTBind) {
          final ASTVar variable = (ASTVar) n.jjtGetChild(1);
          final Variable variable2 = new Variable(variable.getName());
          final Bind b = new Bind(variable2);
          b.addProjectionElement(variable2, n.jjtGetChild(0));
          connection.connectAndSetAsNewOperatorConnection(b, 0);
        }
      }
View Full Code Here
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
    // create list for SortContainers...
    final LinkedList<SortContainer> scl = new LinkedList<SortContainer>();

    // walk through children...
    for (int i = 0; i < node.jjtGetNumChildren(); ++i) {
      Node n = node.jjtGetChild(i); // get current child

      boolean desc = false; // set order ASC as default

      // current node is Order node...
      if (n instanceof ASTAscOrder || n instanceof ASTDescOrder) {
        if (n instanceof ASTDescOrder) // reset order value to DESC...
          desc = true;

        i++; // increase counter to get next child (which is sort
        // condition)
      }

      n = node.jjtGetChild(i); // get next child (which is sort condition)

      // parse node with the filter...
      final SPARQLParserVisitorImplementationDumper filterDumper = new SPARQLParserVisitorImplementationDumper();
      final String sortString = n.accept(filterDumper);

      try {
        final SortContainer sc = new SortContainer(this.prefix, desc,
            sortString); // create SortContainer
View Full Code Here
424
425
426
427
428
429
430
431
432
433
434
  @SuppressWarnings("unchecked")
  public Object visit(final ASTTripleSet node, final Object data) {
    final Item[] item = { null, null, null };

    for (int i = 0; i < 3; i++) {
      final Node n = node.jjtGetChild(i);
      item[i] = lupos.sparql1_1.operatorgraph.SPARQLCoreParserVisitorImplementation.getItem(n);
    }

    final HashMap<Item, QueryRDFTerm> rdfHash = (HashMap<Item, QueryRDFTerm>) data;
View Full Code Here
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
    // if AST exists...
    if (debugViewerCreator!=null && debugViewerCreator instanceof SPARQLDebugViewerCreator
        && ((SPARQLDebugViewerCreator) debugViewerCreator).getAST() != null) {

      final Node ast = ((SPARQLDebugViewerCreator) debugViewerCreator).getAST(); // get AST

      // walk through first level children of AST...
      for (int i = 0; i < ast.jjtGetNumChildren(); ++i) {
        final Node child = ast.jjtGetChild(i); // get current child

        if (child instanceof ASTSelectQuery) {
          final ASTSelectQuery selectChild = (ASTSelectQuery) child;

          // SELECT is not the wildcard *...
          if (!selectChild.isSelectAll()) {
            // walk through select children...
            for (int j = 0; j < selectChild.jjtGetNumChildren(); ++j) {
              final Node selectChildChild = selectChild
              .jjtGetChild(j);

              // child of select is variable...
              if (selectChildChild instanceof ASTVar) {
                final ASTVar var = (ASTVar) selectChildChild;

                // add name of variable to order...
                if (!resultOrder.contains(var.getName())) {
                  resultOrder.add(var.getName());
                }
              } else if (selectChildChild instanceof ASTAs) {
                for (int j1 = 0; j1 < selectChildChild
                .jjtGetNumChildren(); ++j1) {
                  final Node selectChildChildChild = selectChildChild
                  .jjtGetChild(j1);
                  if (selectChildChildChild instanceof ASTVar) {
                    final ASTVar var = (ASTVar) selectChildChildChild;

                    // add name of variable to order...
View Full Code Here
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
        ret += "\n";
        final String orderByClause = " ORDER BY "
          + toBeSorted.toString() + "\n";
        boolean ORDERBYADDED = false;
        while (i < node.jjtGetNumChildren()) {
          final Node child = node.jjtGetChild(i);
          if (!ORDERBYADDED
              && (child instanceof ASTOrderConditions
                  || child instanceof ASTLimit || child instanceof ASTOffset)) {
            ORDERBYADDED = true;
            ret += orderByClause;
View Full Code Here
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
  private static void determineVariables(final Node root,
      final Set<String> variables) {
    if (root instanceof ASTSelectQuery) {
      for (int i = 0; i < root.jjtGetNumChildren(); i++) {
        final Node node = root.jjtGetChild(i);
        if (node instanceof ASTGroupConstraint)
          determineVariables(node, variables);
      }
    } else {
      if (root instanceof ASTVar) {
View Full Code Here
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
  public DebugContainerQuery<BasicOperatorByteArray, Node> compileQueryDebugByteArray(
      final String query, final Prefix prefixInstance) throws ParseException {
    final SimpleNode root = StreamSPARQL1_1Parser.parse(query);
    if(root!=null){
      for (int i = 0; i < root.jjtGetNumChildren(); ++i) {
        final Node child = root.jjtGetChild(i); // get current child

        if (child instanceof ASTPrefixDecl) {
          // get prefix...
          final String prefix = ((ASTPrefixDecl) child).getPrefix();

          // get child of PrefixDecl to get the namespace...
          final Node prefixDeclChild = child.jjtGetChild(0);

          // if child of PrefixDecl is QuotedURIRef...
          if (prefixDeclChild instanceof ASTQuotedURIRef) {
            // get namespace...
            final String namespace = ((ASTQuotedURIRef) prefixDeclChild).toQueryString();
View Full Code Here
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
    return msg;
  }

  public FederatedQuery(final Node federatedQuery) {
    this.federatedQuery = federatedQuery;
    final Node child0 = this.federatedQuery.jjtGetChild(0);
    if (child0 instanceof ASTVar) {
      this.endpoint = new Variable(((ASTVar) child0).getName());
    } else {
      this.endpoint = LiteralFactory.createURILiteralWithoutLazyLiteralWithoutException("<" + child0.toString() + ">");
    }
    this.variablesInServiceCall = new HashSet<Variable>();
    FederatedQuery.checkVariables(this.federatedQuery.jjtGetChild(1), this.variablesInServiceCall);
    this.surelyBoundVariablesInServiceCall = this.getSurelyBoundVariables();
  }
View Full Code Here
TOP

Related Classes of lupos.sparql1_1.ASTSelectQuery

  • lupos.datastructures.items.Item
  • lupos.datastructures.items.literal.LazyLiteral
  • lupos.datastructures.items.literal.Literal
  • lupos.datastructures.items.literal.URILiteral
  • lupos.datastructures.items.Variable
  • lupos.engine.evaluators.BasicIndexQueryEvaluator
  • lupos.engine.evaluators.StreamQueryEvaluator
  • lupos.engine.operators.application.CollectResult
  • lupos.engine.operators.BasicOperator
  • lupos.engine.operators.messages.BoundVariablesMessage
    • Copyright © 2018 www.massapicom. All rights reserved.
    All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.