result.getMessage().getContent() != null ? result.getMessage().getContent().length() : 0);
            }

            writeJsonResponse(response, HttpServletResponse.SC_OK,
                    createSuccessResponse(result.getSessionId(), result.getMessage().getContent(), result.getMessage().getSources()));

        } catch (final Exception e) {

     * @param content the raw content text to process
     * @param dataMap additional data map
     * @return the normalized content, or empty string if content is null
     */
    public String getContent(final CrawlingConfig crawlingConfig, final ResponseData responseData, final String content,
            final Map<String, Object> dataMap) {
        if (content == null) {
            return StringUtil.EMPTY; // empty

                if (response.getHttpStatusCode() == 200) {
                    final Map<String, Object> contentMap = response.getContent(OpenSearchCurl.jsonParser());
                    final Object count = contentMap.get("count");
                    if (count instanceof Number) {
                        return ((Number) count).longValue();