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- <?php
- namespace Doctrine\Common\Cache;
- use Memcached;
- use function time;
- /**
- * Memcached cache provider.
- *
- * @link www.doctrine-project.org
- */
- class MemcachedCache extends CacheProvider
- {
- /** @var Memcached|null */
- private $memcached;
- /**
- * Sets the memcache instance to use.
- *
- * @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)
- {
- $this->memcached->get($id);
- return $this->memcached->getResultCode() === Memcached::RES_SUCCESS;
- }
- /**
- * {@inheritdoc}
- */
- protected function doSave($id, $data, $lifeTime = 0)
- {
- if ($lifeTime > 30 * 24 * 3600) {
- $lifeTime = time() + $lifeTime;
- }
- return $this->memcached->set($id, $data, (int) $lifeTime);
- }
- /**
- * {@inheritdoc}
- */
- protected function doDeleteMultiple(array $keys)
- {
- return $this->memcached->deleteMulti($keys)
- || $this->memcached->getResultCode() === Memcached::RES_NOTFOUND;
- }
- /**
- * {@inheritdoc}
- */
- protected function doDelete($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 [
- 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'],
- ];
- }
- }
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