class UrlUtils {

    public static Map<String, String> revertSubscribe(Map<String, String> subscribe) {
        Map<String, String> newSubscribe = new HashMap<String, String>();
        for (Map.Entry<String, String> entry : subscribe.entrySet()) {
            String serviceName = entry.getKey();
            String serviceQuery = entry.getValue();
            if (StringUtils.isContains(serviceName, ':') && StringUtils.isContains(serviceName, '/')) {
                Map<String, String> params = StringUtils.parseQueryString(serviceQuery);
                String name = serviceName;
                int i = name.indexOf('/');
                if (i >= 0) {
                    params.put("group", name.substring(0, i));
                    name = name.substring(i + 1);
                }
                i = name.lastIndexOf(':');
                if (i >= 0) {
                    params.put("version", name.substring(i + 1));
                    name = name.substring(0, i);
                }
                newSubscribe.put(name, StringUtils.toQueryString(params));
            } else {
                newSubscribe.put(serviceName, serviceQuery);
            }
        }
        return newSubscribe;
    }

}