/** * Returns the scorer to be used for match counting and score summing. Uses * the given required scorer and the prohibitedScorers. * * @param requiredCountingSumScorer * A required scorer already built. */ private NodeScorer addProhibitedScorers(final NodeScorer requiredCountingSumScorer) throws IOException { return (prohibitedScorers.size() == 0) ? requiredCountingSumScorer // no prohibited : new NodeReqExclScorer(requiredCountingSumScorer, ((prohibitedScorers.size() == 1) ? prohibitedScorers.get(0) : new NodeDisjunctionScorer(weight, prohibitedScorers))); }