AMQPExchange::setType PHP Метод

    public function setType($exchange_type)
    {
    }

 /**
  * @param \AMQPExchange|null $exchange
  *
  * @throws HectorException
  */
 public function initialize(\AMQPExchange $exchange = null)
 {
     if (null == $exchange) {
         $exchange = new \AMQPExchange($this->channel->getWrappedChannel());
     }
     $this->exchange = $exchange;
     $this->exchange->setName($this->getName());
     $this->exchange->setType($this->context->getType());
     $this->exchange->setArguments($this->context->getArguments());
     $this->exchange->setFlags((int) $this->context->getFlags());
     $this->exchange->declareExchange();
     $this->initialized = true;
 }