class MemcacheCache

Memcache cache provider.

@license http://www.opensource.org/licenses/lgpl-license.php LGPL @link www.doctrine-project.org @since 2.0 @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>

Hierarchy

Expanded class hierarchy of MemcacheCache

1 file declares its use of MemcacheCache
MemcacheCacheTest.php in drupal/core/vendor/doctrine/common/tests/Doctrine/Tests/Common/Cache/MemcacheCacheTest.php

File

drupal/core/vendor/doctrine/common/lib/Doctrine/Common/Cache/MemcacheCache.php, line 37

Namespace

Doctrine\Common\Cache
View source
class MemcacheCache extends CacheProvider {

  /**
   * @var Memcache
   */
  private $memcache;

  /**
   * Sets the memcache instance to use.
   *
   * @param Memcache $memcache
   */
  public function setMemcache(Memcache $memcache) {
    $this->memcache = $memcache;
  }

  /**
   * Gets the memcache instance used by the cache.
   *
   * @return Memcache
   */
  public function getMemcache() {
    return $this->memcache;
  }

  /**
   * {@inheritdoc}
   */
  protected function doFetch($id) {
    return $this->memcache
      ->get($id);
  }

  /**
   * {@inheritdoc}
   */
  protected function doContains($id) {
    return (bool) $this->memcache
      ->get($id);
  }

  /**
   * {@inheritdoc}
   */
  protected function doSave($id, $data, $lifeTime = 0) {
    if ($lifeTime > 30 * 24 * 3600) {
      $lifeTime = time() + $lifeTime;
    }
    return $this->memcache
      ->set($id, $data, 0, (int) $lifeTime);
  }

  /**
   * {@inheritdoc}
   */
  protected function doDelete($id) {
    return $this->memcache
      ->delete($id);
  }

  /**
   * {@inheritdoc}
   */
  protected function doFlush() {
    return $this->memcache
      ->flush();
  }

  /**
   * {@inheritdoc}
   */
  protected function doGetStats() {
    $stats = $this->memcache
      ->getStats();
    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_AVAILIABLE => $stats['limit_maxbytes'],
    );
  }

}

Members

Namesort descending Modifiers Type Description Overrides
Cache::STATS_HITS constant
Cache::STATS_MEMORY_AVAILIABLE constant
Cache::STATS_MEMORY_USAGE constant
Cache::STATS_MISSES constant
Cache::STATS_UPTIME constant
CacheProvider::$namespace private property
CacheProvider::$namespaceVersion private property
CacheProvider::contains public function Test if an entry exists in the cache. Overrides Cache::contains
CacheProvider::delete public function Deletes a cache entry. Overrides Cache::delete
CacheProvider::deleteAll public function Delete all cache entries.
CacheProvider::DOCTRINE_NAMESPACE_CACHEKEY constant
CacheProvider::fetch public function Fetches an entry from the cache. Overrides Cache::fetch
CacheProvider::flushAll public function Deletes all cache entries.
CacheProvider::getNamespace public function Retrieve the namespace that prefixes all cache ids.
CacheProvider::getNamespaceCacheKey private function Namespace cache key
CacheProvider::getNamespacedId private function Prefix the passed id with the configured namespace value
CacheProvider::getNamespaceVersion private function Namespace version
CacheProvider::getStats public function Retrieves cached information from data store Overrides Cache::getStats
CacheProvider::save public function Puts data into the cache. Overrides Cache::save
CacheProvider::setNamespace public function Set the namespace to prefix all cache ids with.
MemcacheCache::$memcache private property
MemcacheCache::doContains protected function Test if an entry exists in the cache. Overrides CacheProvider::doContains
MemcacheCache::doDelete protected function Deletes a cache entry. Overrides CacheProvider::doDelete
MemcacheCache::doFetch protected function Fetches an entry from the cache. Overrides CacheProvider::doFetch
MemcacheCache::doFlush protected function Deletes all cache entries. Overrides CacheProvider::doFlush
MemcacheCache::doGetStats protected function Retrieves cached information from data store Overrides CacheProvider::doGetStats
MemcacheCache::doSave protected function Puts data into the cache. Overrides CacheProvider::doSave
MemcacheCache::getMemcache public function Gets the memcache instance used by the cache.
MemcacheCache::setMemcache public function Sets the memcache instance to use.