/vendor/doctrine/cache/lib/Doctrine/Common/Cache/MemcachedCache.php |
@@ -0,0 +1,146 @@ |
<?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 \Memcached; |
|
/** |
* Memcached cache provider. |
* |
* @link www.doctrine-project.org |
* @since 2.2 |
* @author Benjamin Eberlei <kontakt@beberlei.de> |
* @author Guilherme Blanco <guilhermeblanco@hotmail.com> |
* @author Jonathan Wage <jonwage@gmail.com> |
* @author Roman Borschel <roman@code-factory.org> |
* @author David Abdemoulaie <dave@hobodave.com> |
*/ |
class MemcachedCache extends CacheProvider |
{ |
/** |
* @var Memcached|null |
*/ |
private $memcached; |
|
/** |
* Sets the memcache instance to use. |
* |
* @param Memcached $memcached |
* |
* @return void |
*/ |
public function setMemcached(Memcached $memcached) |
{ |
$this->memcached = $memcached; |
} |
|
/** |
* Gets the memcached instance used by the cache. |
* |
* @return Memcached|null |
*/ |
public function getMemcached() |
{ |
return $this->memcached; |
} |
|
/** |
* {@inheritdoc} |
*/ |
protected function doFetch($id) |
{ |
return $this->memcached->get($id); |
} |
|
/** |
* {@inheritdoc} |
*/ |
protected function doFetchMultiple(array $keys) |
{ |
return $this->memcached->getMulti($keys) ?: []; |
} |
|
/** |
* {@inheritdoc} |
*/ |
protected function doSaveMultiple(array $keysAndValues, $lifetime = 0) |
{ |
if ($lifetime > 30 * 24 * 3600) { |
$lifetime = time() + $lifetime; |
} |
|
return $this->memcached->setMulti($keysAndValues, $lifetime); |
} |
|
/** |
* {@inheritdoc} |
*/ |
protected function doContains($id) |
{ |
return false !== $this->memcached->get($id) |
|| $this->memcached->getResultCode() !== Memcached::RES_NOTFOUND; |
} |
|
/** |
* {@inheritdoc} |
*/ |
protected function doSave($id, $data, $lifeTime = 0) |
{ |
if ($lifeTime > 30 * 24 * 3600) { |
$lifeTime = time() + $lifeTime; |
} |
return $this->memcached->set($id, $data, (int) $lifeTime); |
} |
|
/** |
* {@inheritdoc} |
*/ |
protected function doDelete($id) |
{ |
return $this->memcached->delete($id) |
|| $this->memcached->getResultCode() === Memcached::RES_NOTFOUND; |
} |
|
/** |
* {@inheritdoc} |
*/ |
protected function doFlush() |
{ |
return $this->memcached->flush(); |
} |
|
/** |
* {@inheritdoc} |
*/ |
protected function doGetStats() |
{ |
$stats = $this->memcached->getStats(); |
$servers = $this->memcached->getServerList(); |
$key = $servers[0]['host'] . ':' . $servers[0]['port']; |
$stats = $stats[$key]; |
return array( |
Cache::STATS_HITS => $stats['get_hits'], |
Cache::STATS_MISSES => $stats['get_misses'], |
Cache::STATS_UPTIME => $stats['uptime'], |
Cache::STATS_MEMORY_USAGE => $stats['bytes'], |
Cache::STATS_MEMORY_AVAILABLE => $stats['limit_maxbytes'], |
); |
} |
} |