class DataStore implements DataCacheProvider, RolesProvider {

    boolean validDomainListResponse(Set<String> zmsDomainList) {
        
        /* we're doing some basic validation to make sure our
         * retrieved zms domain list is correct. At minimum our
         * list must not be empty and include our sys.auth
         * domain */
        
        if (zmsDomainList.isEmpty()) {
            return false;
        }

        return zmsDomainList.contains(ATHENZ_SYS_DOMAIN);
    }

    public  DataStore(ChangeLogStore clogStore, CloudStore cloudStore);

}