final Map<String, String> clientConfigMap = crawlingConfig.getConfigParameterMap(ConfigName.CLIENT);
        final String value = clientConfigMap.get(CRAWLER_CLIENTS);
        final CrawlerClient client = getClientRuleList(value).stream().map(e -> {
            if (e.getSecond().matcher(url).matches()) {
                return e.getFirst();
            }
            return null;
        })