Scalr\Upgrade\Updates\Update20160226114036::validateBefore1 PHP 메소드

    protected function validateBefore1($stage)
    {
        return defined('Scalr\\Acl\\Acl::RESOURCE_DISCOVERY_SERVERS') && Definition::has(Acl::RESOURCE_DISCOVERY_SERVERS) && defined('Scalr\\Acl\\Acl::PERM_DISCOVERY_SERVERS_IMPORT');
    }