Package lupos.rif.operator

Examples of lupos.rif.operator.RuleFilter

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        final Set<RuleFilter> visited = new LinkedHashSet<RuleFilter>();
        while (i < predicates.size()) {
          if (!predicates.get(i).getExpression()
              .isPossibleAssignment()
              && !visited.contains(predicates.get(i))) {
            final RuleFilter temp = predicates.get(i);
            predicates.remove(temp);
            predicates.add(temp);
            visited.add(temp);
            continue;
          }
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      final BasicOperator root = this.indexScanCreator.getRoot();
      this.booleanIndex = new BooleanIndexScan((root instanceof Root)? (Root) root : null);
      this.indexScanCreator.getRoot().addSucceedingOperator(new OperatorIDTuple(this.booleanIndex, 0));
      this.booleanIndex.addPrecedingOperator(this.indexScanCreator.getRoot());
    }
    RuleFilter filter = null;
    if (!this.usesEqualities || !(expr instanceof Equality)) {
      filter = new RuleFilter(expr, this.equalityMap);
    } else {
      filter = new EqualityFilter(expr, this.equalityMap);
      this.add(this.tripleConsumer, BuildOperatorGraphRuleVisitor.keyEquality, filter);
    }
    this.booleanIndex.addSucceedingOperator(filter);
    filter.addPrecedingOperator(this.booleanIndex);
    if(arg!=null){
      filter.setSucceedingOperator((OperatorIDTuple) arg);
      ((OperatorIDTuple) arg).getOperator().addPrecedingOperator(filter);
    }
    return filter;
  }
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        Set<RuleFilter> visited = new HashSet<RuleFilter>();
        while (i < predicates.size()) {
          if (!predicates.get(i).getExpression()
              .isPossibleAssignment()
              && !visited.contains(predicates.get(i))) {
            RuleFilter temp = predicates.get(i);
            predicates.remove(temp);
            predicates.add(temp);
            visited.add(temp);
            continue;
          }
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      return pattern;
  }

  @Override
  protected RuleFilter buildRuleFilter(IExpression expr, Object arg) {
    final RuleFilter filter = new RuleFilter(expr, null);
    ((BasicOperator) arg).addSucceedingOperator(filter);
    return filter;
  }
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Related Classes of lupos.rif.operator.RuleFilter

  • lupos.datastructures.bindings.Bindings
  • lupos.datastructures.items.Variable
  • lupos.engine.operators.messages.BoundVariablesMessage
  • lupos.rif.visitor.BackwardChainingGraphBuilder
  • lupos.rif.visitor.BuildOperatorGraphRuleVisitor
  • lupos.rif.RIFException
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