4 * This file is part of the Symfony package.
6 * (c) Fabien Potencier <fabien@symfony.com>
8 * For the full copyright and license information, please view the LICENSE
9 * file that was distributed with this source code.
12 namespace Symfony\Component\HttpKernel\Exception;
15 * ServiceUnavailableHttpException.
17 * @author Ben Ramsey <ben@benramsey.com>
19 class ServiceUnavailableHttpException extends HttpException
24 * @param int|string $retryAfter The number of seconds or HTTP-date after which the request may be retried
25 * @param string $message The internal exception message
26 * @param \Exception $previous The previous exception
27 * @param int $code The internal exception code
29 public function __construct($retryAfter = null, $message = null, \Exception $previous = null, $code = 0)
33 $headers = array('Retry-After' => $retryAfter);
36 parent::__construct(503, $message, $previous, $headers, $code);