Thumper\Producer::publish PHP Метод

    public function publish($messageBody, $routingKey = '')
    {
        if (!$this->exchangeReady) {
            if (isset($this->exchangeOptions['name'])) {
                //declare a durable non autodelete exchange
                $this->channel->exchange_declare($this->exchangeOptions['name'], $this->exchangeOptions['type'], false, true, false);
            }
            $this->exchangeReady = true;
        }
        $this->setParameter('delivery_mode', self::PERSISTENT);
        $message = new AMQPMessage($messageBody, $this->getParameters());
        $this->channel->basic_publish($message, $this->exchangeOptions['name'], !empty($routingKey) ? $routingKey : $this->routingKey);
    }