return null;
            }

            @Override
            public String getSort() {
                return null;
            }

            @Override
            public int getStartPosition() {
                return 0;
            }

            @Override
            public int getOffset() {
                return 0;
            }

            @Override

            logger.warn("No searchers available for query: {}", query);
            return createResponseList(Collections.emptyList(), 0, Relation.EQUAL_TO.toString(), 0, false, null, params.getStartPosition(),
                    params.getPageSize(), 0);
        }
        if (availableSearchers.length == 1) {
            return searchWithMainSearcher(availableSearchers[0], query, params, userBean);
        }

        }

        @Override
        protected SearchResult search(String query, SearchRequestParams params, OptionalThing<FessUserBean> userBean) {
            int start = params.getStartPosition();
            int size = params.getPageSize();
            SearchResultBuilder builder = SearchResult.create();
            for (int i = start; i < start + size && i < allRecordCount; i++) {

        }

        @Override
        protected SearchResult search(String query, SearchRequestParams params, OptionalThing<FessUserBean> userBean) {
            int start = params.getStartPosition();
            int size = params.getPageSize();
            SearchResultBuilder builder = SearchResult.create();
            for (int i = start; i < start + size && i < allRecordCount; i++) {

        }

        @Override
        protected SearchResult search(String query, SearchRequestParams params, OptionalThing<FessUserBean> userBean) {
            int start = params.getStartPosition();
            int size = params.getPageSize();
            SearchResultBuilder builder = SearchResult.create();
            for (int i = start; i < start + size && i < allRecordCount; i++) {

        return fields;
    }

    @Override
    public Map<String, String[]> getConditions() {
        return as;
    }

    @Override
    public int getStartPosition() {
        if (start == null) {
            start = ComponentUtil.getFessConfig().getPagingSearchPageStartAsInteger();
        }
        return start;
    }

    @Override

            throw new UnsupportedOperationException("getSort() is not supported in this implementation");
        }

        @Override
        public int getStartPosition() {
            throw new UnsupportedOperationException("getStartPosition() is not supported in this implementation");
        }

        @Override
        public int getOffset() {

    /**
     * Default constructor for SearchForm.
     */
    public SearchForm() {
        super();
    }

    // advance

    @Override
    public int getStartPosition() {
        if (start == null) {
            start = ComponentUtil.getFessConfig().getPagingSearchPageStartAsInteger();
        }
        return start;
    }

    @Override

            return null;
        }

        @Override
        public String getSort() {
            return null;
        }

        @Override
        public int getStartPosition() {
            return 0;
        }

        @Override
        public int getOffset() {
            return 0;
        }

        @Override
        public int getPageSize() {

            return highlightInfo;
        }

        @Override
        public String getSort() {
            return sort;
        }

        @Override
        public int getStartPosition() {
            return startPosition;
        }

        @Override
        public int getPageSize() {
            return pageSize;
        }

        @Override