final String mimeType = responseData.getMimeType();

        final FieldConfigs fieldConfigs = new FieldConfigs(crawlingConfig.getConfigParameterMap(ConfigName.FIELD));
        final Map<String, String> xpathConfigMap = crawlingConfig.getConfigParameterMap(ConfigName.XPATH);

        String urlEncoding;
        final UrlQueue<?> urlQueue = CrawlingParameterUtil.getUrlQueue();