server/apps/files_external/3rdparty/aws-sdk-php/Doctrine/Common/Cache/RedisCache.php
2013-07-08 11:11:07 +02:00

119 lines
2.9 KiB
PHP

<?php
/*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the MIT license. For more information, see
* <http://www.doctrine-project.org>.
*/
namespace Doctrine\Common\Cache;
use Redis;
/**
* Redis cache provider.
*
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @link www.doctrine-project.org
* @since 2.2
* @author Osman Ungur <osmanungur@gmail.com>
*/
class RedisCache extends CacheProvider
{
/**
* @var Redis
*/
private $redis;
/**
* Sets the redis instance to use.
*
* @param Redis $redis
*/
public function setRedis(Redis $redis)
{
$redis->setOption(Redis::OPT_SERIALIZER, Redis::SERIALIZER_IGBINARY);
$this->redis = $redis;
}
/**
* Gets the redis instance used by the cache.
*
* @return Redis
*/
public function getRedis()
{
return $this->redis;
}
/**
* {@inheritdoc}
*/
protected function doFetch($id)
{
return $this->redis->get($id);
}
/**
* {@inheritdoc}
*/
protected function doContains($id)
{
return $this->redis->exists($id);
}
/**
* {@inheritdoc}
*/
protected function doSave($id, $data, $lifeTime = 0)
{
$result = $this->redis->set($id, $data);
if ($lifeTime > 0) {
$this->redis->expire($id, $lifeTime);
}
return $result;
}
/**
* {@inheritdoc}
*/
protected function doDelete($id)
{
return $this->redis->delete($id);
}
/**
* {@inheritdoc}
*/
protected function doFlush()
{
return $this->redis->flushDB();
}
/**
* {@inheritdoc}
*/
protected function doGetStats()
{
$info = $this->redis->info();
return array(
Cache::STATS_HITS => false,
Cache::STATS_MISSES => false,
Cache::STATS_UPTIME => $info['uptime_in_seconds'],
Cache::STATS_MEMORY_USAGE => $info['used_memory'],
Cache::STATS_MEMORY_AVAILIABLE => false
);
}
}