url = pathMappingHelper.replaceUrl(sessionId, url);

        final Map<String, String> fieldConfigMap = crawlingConfig.getConfigParameterMap(ConfigName.FIELD);

        String urlEncoding;
        final UrlQueue<?> urlQueue = CrawlingParameterUtil.getUrlQueue();
        if (urlQueue != null && urlQueue.getEncoding() != null) {
            urlEncoding = urlQueue.getEncoding();