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\Config;
15 * A ConfigCacheFactory implementation that validates the
16 * cache with an arbitrary set of ResourceCheckers.
18 * @author Matthias Pigulla <mp@webfactory.de>
20 class ResourceCheckerConfigCacheFactory implements ConfigCacheFactoryInterface
23 * @var ResourceCheckerInterface[]
25 private $resourceCheckers = array();
28 * @param ResourceCheckerInterface[] $resourceCheckers
30 public function __construct(array $resourceCheckers = array())
32 $this->resourceCheckers = $resourceCheckers;
38 public function cache($file, $callback)
40 if (!is_callable($callback)) {
41 throw new \InvalidArgumentException(sprintf('Invalid type for callback argument. Expected callable, but got "%s".', gettype($callback)));
44 $cache = new ResourceCheckerConfigCache($file, $this->resourceCheckers);
45 if (!$cache->isFresh()) {
46 call_user_func($callback, $cache);