Scalr\Api\Service\User\V1beta0\Adapter\RoleAdapter::_os PHP Method

    protected function _os($from, $to, $action)
    {
        if ($action == self::ACT_CONVERT_TO_OBJECT) {
            $to->os = !empty($from->osId) ? ['id' => $from->osId] : null;
        } else {
            if ($action == self::ACT_CONVERT_TO_ENTITY) {
                $osId = ApiController::getBareId($from, 'os');
                if (empty($osId)) {
                    throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_STRUCTURE, "Missed property 'os.id'");
                } else {
                    if (!(is_string($osId) && preg_match('/^' . Entity\Os::ID_REGEXP . '$/', $osId))) {
                        throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_VALUE, "Invalid identifier of the OS");
                    }
                }
                $to->osId = $osId;
            } else {
                if ($action == self::ACT_GET_FILTER_CRITERIA) {
                    $osId = ApiController::getBareId($from, 'os');
                    if (!(is_string($osId) && preg_match('/^' . Entity\Os::ID_REGEXP . '$/', $osId))) {
                        throw new ApiErrorException(400, ErrorMessage::ERR_INVALID_VALUE, "Invalid identifier of the OS");
                    }
                    return [['osId' => $osId]];
                }
            }
        }
    }