--- /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\Validator\Mapping\Cache;
+
+use Doctrine\Common\Cache\Cache;
+use Symfony\Component\Validator\Mapping\ClassMetadata;
+
+/**
+ * Adapts a Doctrine cache to a CacheInterface.
+ *
+ * @author Florian Voutzinos <florian@voutzinos.com>
+ */
+final class DoctrineCache implements CacheInterface
+{
+ private $cache;
+
+ /**
+ * Creates a new Doctrine cache.
+ *
+ * @param Cache $cache The cache to adapt
+ */
+ public function __construct(Cache $cache)
+ {
+ $this->cache = $cache;
+ }
+
+ /**
+ * Sets the cache to adapt.
+ *
+ * @param Cache $cache The cache to adapt
+ */
+ public function setCache(Cache $cache)
+ {
+ $this->cache = $cache;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function has($class)
+ {
+ return $this->cache->contains($class);
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function read($class)
+ {
+ return $this->cache->fetch($class);
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function write(ClassMetadata $metadata)
+ {
+ $this->cache->save($metadata->getClassName(), $metadata);
+ }
+}