public function __construct($cacheKey, array $configuration, array $htmlCacheOptions)
 {
     parent::__construct($cacheKey, $configuration, $htmlCacheOptions);
     $this->memcached = \StaticHtmlMemcachedResponse::getConnection($configuration, $htmlCacheOptions);
     if ($this->memcached !== null) {
         $this->memcached->setCompressThreshold(0);
     }
     $this->compression = !isset($htmlCacheOptions["MEMCACHE_COMPRESSION"]) || $htmlCacheOptions["MEMCACHE_COMPRESSION"] !== "N";
 }
	/**
	 * Closes connection to the memcached server
	 */
	public static function close()
	{
		if (self::$memcached !== null)
		{
			self::$memcached->close();
			self::$memcached = null;
		}
	}