/**
* Get Kafka by Broker Id.
*
* @param String $brokerId
*
* @return Kafka
*/
private function getKafkaByBrokerId($brokerId)
{
// check if it exists, and if it doesn't, create it
if (!isset($this->brokerList[$brokerId])) {
$broker = $this->metadata->getBrokerInfo($brokerId);
// instantiate the kafka broker representation
$kafka = new Kafka($broker['host'], $broker['port']);
// add the kafka bronker to the list
$this->brokerList[$brokerId] = $kafka;
}
return $this->brokerList[$brokerId];
}
