--- /dev/null
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\DependencyInjection\Config;
+
+use Symfony\Component\Config\Resource\ResourceInterface;
+
+/**
+ * Tracks container parameters.
+ *
+ * @author Maxime Steinhausser <maxime.steinhausser@gmail.com>
+ */
+class ContainerParametersResource implements ResourceInterface, \Serializable
+{
+ private $parameters;
+
+ /**
+ * @param array $parameters The container parameters to track
+ */
+ public function __construct(array $parameters)
+ {
+ $this->parameters = $parameters;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function __toString()
+ {
+ return 'container_parameters_'.md5(serialize($this->parameters));
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function serialize()
+ {
+ return serialize($this->parameters);
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function unserialize($serialized)
+ {
+ $this->parameters = unserialize($serialized);
+ }
+
+ /**
+ * @return array Tracked parameters
+ */
+ public function getParameters()
+ {
+ return $this->parameters;
+ }
+}