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sources/3rdparty/doctrine/common/lib/Doctrine/Common/Cache/RedisCache.php 2.89 KB
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  <?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
          );
      }
  }