QueueFactory::getById

public function getById(int $queueId): ?Queue
{
	if (!array_key_exists($queueId, self::$cache))
	{
		if ($queueName = QueueRegistry::getNameById($queueId))
		{
			self::$cache[$queueId] = new Queue($queueId, $queueName);
		}
		else
		{
			self::$cache[$queueId] = null;
		}
	}

	return self::$cache[$queueId];
}