if (availableSearchers.length == 1) {
            return searchWithMainSearcher(availableSearchers[0], query, params, userBean);
        }
        return searchWithMultipleSearchers(availableSearchers, query, params, userBean);
    }

    protected RankFusionSearcher[] getAvailableSearchers() {
        if (availableSearcherNameSet.isEmpty()) {
            return searchers;
        }