}
            } else {
                throw new InvalidArgumentException('Need arguments to UPDATA data !');
            }
        } catch (InvalidArgumentException $e) {
            print $e->getMessage();
            exit;
        }
        break;
    case 'post':
        try {
            $comment = new Comment();
            $data_comment = $http->getRequestVars();
            $commentObject = initObject($data_comment, $comment, true);
            if (!emptyObject($commentObject)) {
                $userMapper = new UserMapper();
                if ($userMapper->sendComment($commentObject)) {
                    Rest::sendResponse(200);
                }
            } else {
                throw new InvalidArgumentException('Need arguments to POST data !');
            }
        } catch (InvalidArgumentException $e) {
            print $e->getMessage();
            exit;
        }
        break;
    default:
        Rest::sendResponse(501);
        break;
}