<?php
namespace Symfony\Component\Validator\Mapping\Cache;
use Symfony\Component\Validator\Mapping\ClassMetadata;
class ApcCache implements CacheInterface
{
private $prefix;
public function __construct($prefix)
if (!extension_loaded('apc')) {
throw new \RuntimeException('First you need to enable APC extension in your php.ini. In meanwhile you can just remove "cache" option from application configuration.');
}
$this->prefix = $prefix;
public function has($class)
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);