final List<FunctionScoreQueryBuilder.FilterFunctionBuilder> flist = new ArrayList<>();

        if (isSingleWordQuery(query) && !isHiraganaQuery(query)) {
            flist.add(new FunctionScoreQueryBuilder.FilterFunctionBuilder(QueryBuilders.prefixQuery(FieldNames.TEXT, query),
                    ScoreFunctionBuilders.weightFactorFunction(prefixMatchWeight)));

            });
        }
    }

    public void addFunctionScore(final Consumer<List<FilterFunctionBuilder>> functionScoreQuery) {
        final List<FilterFunctionBuilder> list = new ArrayList<>();
        functionScoreQuery.accept(list);
        queryBuilder = QueryBuilders.functionScoreQuery(queryBuilder, list.toArray(new FilterFunctionBuilder[list.size()]));
    }

    public void addQuery(final Consumer<BoolQueryBuilder> boolQuery) {

        queryLambda.callback(cq);
        final Collection<FilterFunctionBuilder> list = new ArrayList<>();
        if (functionsLambda != null) {
            functionsLambda.callback((cqLambda, scoreFunctionBuilder) -> {
                RoleCQ cf = new RoleCQ();
                cqLambda.callback(cf);
                list.add(new FilterFunctionBuilder(cf.getQuery(), scoreFunctionBuilder));
            });
        }

    }

    public void addBoostFunction(final ScoreFunctionBuilder<?> scoreFunction) {
        boostFunctionList.add(new FilterFunctionBuilder(scoreFunction));
    }

    public void addBoostFunction(final QueryBuilder filter, final ScoreFunctionBuilder<?> scoreFunction) {
        boostFunctionList.add(new FilterFunctionBuilder(filter, scoreFunction));
    }

    public RescorerBuilder<?>[] getRescorers(final Map<String, Object> params) {

            reader.setLimitOfDocumentSize(fessConfig.getSuggestUpdateContentsLimitDocSizeAsInteger());

            final List<FunctionScoreQueryBuilder.FilterFunctionBuilder> flist = new ArrayList<>();
            flist.add(new FunctionScoreQueryBuilder.FilterFunctionBuilder(ScoreFunctionBuilders.randomFunction()
                    .seed(ComponentUtil.getSystemHelper().getCurrentTimeAsLong()).setField(fessConfig.getIndexFieldDocId())));

        queryLambda.callback(cq);
        final Collection<FilterFunctionBuilder> list = new ArrayList<>();
        if (functionsLambda != null) {
            functionsLambda.callback((cqLambda, scoreFunctionBuilder) -> {
                GroupCQ cf = new GroupCQ();
                cqLambda.callback(cf);
                list.add(new FilterFunctionBuilder(cf.getQuery(), scoreFunctionBuilder));
            });
        }

import org.opensearch.index.query.BoolQueryBuilder;
import org.opensearch.index.query.QueryBuilder;
import org.opensearch.index.query.QueryBuilders;
import org.opensearch.index.query.functionscore.FunctionScoreQueryBuilder.FilterFunctionBuilder;
import org.opensearch.index.query.functionscore.ScoreFunctionBuilder;
import org.opensearch.index.query.functionscore.ScoreFunctionBuilders;

import jakarta.annotation.PostConstruct;

    protected FunctionScoreQueryBuilder regFunctionScoreQ(QueryBuilder queryBuilder, Collection<FilterFunctionBuilder> list) {
        FunctionScoreQueryBuilder functionScoreQuery =
                QueryBuilders.functionScoreQuery(queryBuilder, list.toArray(new FilterFunctionBuilder[list.size()]));
        regQ(functionScoreQuery);
        return functionScoreQuery;
    }

    protected FunctionScoreQueryBuilder regFunctionScoreQ(QueryBuilder queryBuilder, Collection<FilterFunctionBuilder> list) {
        FunctionScoreQueryBuilder functionScoreQuery =
                QueryBuilders.functionScoreQuery(queryBuilder, list.toArray(new FilterFunctionBuilder[list.size()]));
        regQ(functionScoreQuery);
        return functionScoreQuery;
    }

        queryLambda.callback(cq);
        final Collection<FilterFunctionBuilder> list = new ArrayList<>();
        if (functionsLambda != null) {
            functionsLambda.callback((cqLambda, scoreFunctionBuilder) -> {
                UserInfoCQ cf = new UserInfoCQ();
                cqLambda.callback(cf);
                list.add(new FilterFunctionBuilder(cf.getQuery(), scoreFunctionBuilder));
            });
        }