Predis\Connection\NodeConnectionInterface::getParameters PHP Method

    public function getParameters();

 /**
  * {@inheritdoc}
  */
 public function add(NodeConnectionInterface $connection)
 {
     $parameters = $connection->getParameters();
     if (isset($parameters->alias)) {
         $this->pool[$parameters->alias] = $connection;
     } else {
         $this->pool[] = $connection;
     }
     $weight = isset($parameters->weight) ? $parameters->weight : null;
     $this->distributor->add($connection, $weight);
 }