* * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\Config; /** * Basic implementation of ConfigCacheFactoryInterface that * creates an instance of the default ConfigCache. * * This factory and/or cache do not support cache validation * by means of ResourceChecker instances (that is, service-based). * * @author Matthias Pigulla */ class ConfigCacheFactory implements ConfigCacheFactoryInterface { private $debug; /** * @param bool $debug The debug flag to pass to ConfigCache */ public function __construct($debug) { $this->debug = $debug; } /** * {@inheritdoc} */ public function cache($file, $callback) { if (!is_callable($callback)) { throw new \InvalidArgumentException(sprintf('Invalid type for callback argument. Expected callable, but got "%s".', gettype($callback))); } $cache = new ConfigCache($file, $this->debug); if (!$cache->isFresh()) { call_user_func($callback, $cache); } return $cache; } }