Class QueryConstraint

    • Constructor Detail

      • QueryConstraint

        public QueryConstraint​(Query constraint,
                               SelectorImpl selector,
                               LuceneQueryFactory factory)
        Creates a new query constraint using the given lucene query.
        Parameters:
        constraint - the lucene query constraint.
        selector - the selector for this constraint.
        factory - the lucene query factory.
    • Method Detail

      • evaluate

        public boolean evaluate​(ScoreNode[] row,
                                Name[] selectorNames,
                                EvaluationContext context)
                         throws IOException
        Evaluates this constraint for the given row.
        Parameters:
        row - the current row of score nodes.
        selectorNames - the selector names associated with row.
        context - the evaluation context.
        Returns:
        true if the row satisfies the constraint, false otherwise.
        Throws:
        IOException - if an error occurs while evaluating the constraint.