if (list.isEmpty()) {
            return Collections.emptyList();
        }

        Pattern pattern = null;
        if (StringUtil.isNotBlank(ignoreFailureType)) {
            pattern = Pattern.compile(ignoreFailureType);
        }
        final List<String> urlList = new ArrayList<>();
        for (final FailureUrl failureUrl : list) {
            if (pattern != null) {