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

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

        @Override
        public String[] getExtraQueries() {

            return null;
        }

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

        @Override
        public int getPageSize() {
            return 10;
        }

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

        @Override
        public String[] getExtraQueries() {

            queryId = data.getQueryId();
            docs = data.getDocumentItems();
            highlightParams = data.getAppendHighlightParams();
            execTime = data.getExecTime();
            pageSize = data.getPageSize();
            pageNumber = data.getCurrentPageNumber();
            recordCount = data.getAllRecordCount();
            recordCountRelation = data.getAllRecordCountRelation();

            pageNumber = pageNumber + move;
            if (pageNumber < 1) {
                pageNumber = 1;
            }
            form.start = (pageNumber - 1) * form.getPageSize();
        }
        return doSearch(form);
    }

    // -----------------------------------------------------
    // Confirm
    // -------

    /**