class SecurityRuleService {

    public SecurityRulesV4Response getDefaultSecurityRules() {
        SecurityRulesV4Response ret = new SecurityRulesV4Response();
        Set<String> defaultGatewayCidrs = defaultGatewayCidr
                .stream()
                .filter(StringUtils::isNotBlank)
                .collect(Collectors.toSet());
        if (!defaultGatewayCidrs.isEmpty()) {
            defaultGatewayCidr.forEach(cloudbreakCidr -> addCidrAndPort(ret, cloudbreakCidr));
        }
        return ret;
    }

}