Pool::__construct PHP 메소드

    public function __construct($size, $class, $ctor = [])
    {
    }

 /**
  * @param array                $nodeUrls
  * @param CacheInterface|null  $cache
  * @param LoggerInterface|null $log
  *
  * @throws ConnectException
  */
 public function __construct(array $nodeUrls = array(), CacheInterface $cache = null, LoggerInterface $log = null)
 {
     if (!$cache) {
         $cache = new MemoryCache();
     }
     $this->cache = $cache;
     parent::__construct($nodeUrls, $log);
 }