1<?php
2
3/*
4 * This file is part of the Symfony package.
5 *
6 * (c) Fabien Potencier <fabien@symfony.com>
7 *
8 * For the full copyright and license information, please view the LICENSE
9 * file that was distributed with this source code.
10 */
11
12namespace Symfony\Component\Config\Definition\Exception;
13
14/**
15 * This exception is thrown whenever the key of an array is not unique. This can
16 * only be the case if the configuration is coming from an XML file.
17 *
18 * @author Johannes M. Schmitt <schmittjoh@gmail.com>
19 */
20class DuplicateKeyException extends InvalidConfigurationException
21{
22}
23