Examples of lupos.sparql1_1.ASTFilterConstraint

lupos.sparql1_1.SimpleNode

  public void handleParseError(Throwable t) throws ModificationException {
    int line = 0;
    int column = 0;


    if(t instanceof ParseException) {
      ParseException pe = (ParseException) t;


      // get precise line and column...
      if(pe.currentToken.next == null) {
        line = pe.currentToken.beginLine;
        column = pe.currentToken.beginColumn;

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  private static TYPE__SemanticWeb[] TOKEN_MAP;
  private final SPARQL1_1Parser parser;


  private SPARQLParser(final LuposDocumentReader reader){
    this.parser = new SPARQL1_1Parser(reader);
  }

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    this.items = items;
  }


  public void addPredicate(RDFTerm child, String predicate) throws ModificationException {
    try {
      SimpleNode node = SPARQL1_1Parser.parseVerbWithoutVar(predicate, this.prefix.getPrefixNames());


      this.addPredicate(child, this.getItem(node));
    }
    catch(Throwable t) {
      this.handleParseError(t);

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  private static String determineNewQuery(final String oldQuery,
      final SPARQLParserVisitorImplementationDumper spvid) {
    try {
      // get root node...
      final SimpleNode root = SPARQL1_1Parser.parse(oldQuery);
      return (String) spvid.visit(root);
    } catch (final ParseException e) {
      System.out.println(e);
      e.printStackTrace();
    }

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  }


  private static String determineNewQueryProjectionWithoutVariable(
      final String oldQuery, final Variable v) {
    try {
      final SimpleNode root = SPARQL1_1Parser.parse(oldQuery);
      return determineNewQuery(oldQuery,
          new SPARQLParserVisitorImplementationDumper() {
        @Override
        public String visit(final ASTSelectQuery node) {
          String ret = "SELECT ";

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    });
  }


  private String refineQuery(final String oldQuery, final Variable toBeRefined) {
    try {
      final SimpleNode root = SPARQL1_1Parser.parse(oldQuery);
      final HashSet<String> variables = new HashSet<String>();
      determineVariables(root, variables);
      String varSO = "SO";
      while (variables.contains(varSO))
        varSO += "a";

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    });
  }


  private static HashSet<String> determineVariables(final String query) {
    try {
      final SimpleNode root = SPARQL1_1Parser.parse(query);
      final HashSet<String> variables = new HashSet<String>();
      determineVariables(root, variables);
      return variables;
    } catch (final ParseException e) {
      System.out.println(e);

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  private static String determineNewQueryRenamedVariable(
      final String currentBrowserQuery, final Variable toBeRenamed,
      String newName) {
    try {
      final SimpleNode root = SPARQL1_1Parser.parse(currentBrowserQuery);


      try {
        SPARQL1_1Parser.parseVar(newName);
      } catch (final Throwable e) {
        try {

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  }


  @Override
  public long compileQuery(final String query) throws ParseException {
    final Date a = new Date();
    SimpleNode root = StreamSPARQL1_1Parser.parse(query);
    try {
      final SPARQL2CoreSPARQLParserVisitorImplementationDumper spvid = SPARQL2CoreSPARQLParserVisitorImplementationDumper.createInstance();
      final String corequery = (root==null)?"":(String) spvid.visit(root);
      root = StreamSPARQL1_1Parser.parse(corequery);
      // checkForTimeFunc(root);

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  }


  @Override
  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();


            // add namespace and prefix to predefined list
            // of prefix instance...
            prefixInstance.getPredefinedList().put(namespace, prefix);
          }
        }
      }
    }


    SPARQL2CoreSPARQLParserVisitorImplementationDumper spvid;
    try {
      spvid = SPARQL2CoreSPARQLParserVisitorImplementationDumper.createInstance();
      final String corequery = (root==null)?"":(String) spvid.visit(root);


      final SimpleNode rootCoreSPARQL = StreamSPARQL1_1Parser.parse(corequery);


      // checkForTimeFunc(rootCoreSPARQL);


      final StreamOperatorGraphGenerator spvi = StreamOperatorGraphGenerator.createOperatorGraphGenerator(this);
      spvi.visit((ASTQuery)rootCoreSPARQL);

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Related Classes of lupos.sparql1_1.ASTFilterConstraint

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

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