Viewing file:  NullCache.php (1.72 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
<?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\Cache\Simple;
use Psr\SimpleCache\CacheInterface as Psr16CacheInterface;
use Symfony\Component\Cache\Adapter\NullAdapter;
use Symfony\Contracts\Cache\CacheInterface;
@trigger_error(sprintf('The "%s" class is deprecated since Symfony 4.3, use "%s" and type-hint for "%s" instead.', NullCache::class, NullAdapter::class, CacheInterface::class), E_USER_DEPRECATED);
/**
* @deprecated since Symfony 4.3, use NullAdapter and type-hint for CacheInterface instead.
*/
class NullCache implements Psr16CacheInterface
{
/**
* {@inheritdoc}
*/
public function get($key, $default = null)
{
return $default;
}
/**
* {@inheritdoc}
*/
public function getMultiple($keys, $default = null)
{
foreach ($keys as $key) {
yield $key => $default;
}
}
/**
* {@inheritdoc}
*/
public function has($key)
{
return false;
}
/**
* {@inheritdoc}
*/
public function clear()
{
return true;
}
/**
* {@inheritdoc}
*/
public function delete($key)
{
return true;
}
/**
* {@inheritdoc}
*/
public function deleteMultiple($keys)
{
return true;
}
/**
* {@inheritdoc}
*/
public function set($key, $value, $ttl = null)
{
return false;
}
/**
* {@inheritdoc}
*/
public function setMultiple($values, $ttl = null)
{
return false;
}
}
|