--- /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;
+
+@trigger_error('The '.__NAMESPACE__.'\ApcCache class is deprecated since version 2.5 and will be removed in 3.0. Use DoctrineCache with the Doctrine\Common\Cache\ApcCache class instead.', E_USER_DEPRECATED);
+
+use Symfony\Component\Validator\Mapping\ClassMetadata;
+
+/**
+ * @deprecated since version 2.5, to be removed in 3.0.
+ * Use DoctrineCache with \Doctrine\Common\Cache\ApcCache instead.
+ */
+class ApcCache implements CacheInterface
+{
+ private $prefix;
+
+ public function __construct($prefix)
+ {
+ if (!extension_loaded('apc')) {
+ throw new \RuntimeException('Unable to use ApcCache to cache validator mappings as APC is not enabled.');
+ }
+
+ $this->prefix = $prefix;
+ }
+
+ public function has($class)
+ {
+ if (!function_exists('apc_exists')) {
+ $exists = false;
+
+ apc_fetch($this->prefix.$class, $exists);
+
+ return $exists;
+ }
+
+ return apc_exists($this->prefix.$class);
+ }
+
+ public function read($class)
+ {
+ return apc_fetch($this->prefix.$class);
+ }
+
+ public function write(ClassMetadata $metadata)
+ {
+ apc_store($this->prefix.$metadata->getClassName(), $metadata);
+ }
+}