/**
* @return Queue
*/
private function getQueue()
{
if (null === $this->queue) {
$this->queue = $this->consumer->newQueue();
}
return $this->queue;
}
/**
* @param string $topic
* @param ConsumerConfiguration|null $consumerConfiguration
* @return ConsumerTopicFacade
*/
public function createConsumerTopicFacade($topic, ConsumerConfiguration $consumerConfiguration = null)
{
if (null === $consumerConfiguration) {
$consumerConfiguration = new ConsumerConfiguration();
}
if (null === $this->rdKafkaConsumer) {
$this->rdKafkaConsumer = $this->createConsumer();
}
return new ConsumerTopicFacade($this->rdKafkaConsumer->newTopic($topic, $consumerConfiguration->toRdKafkaTopicConfig()));
}
/**
*
* @param ClusterMetadataInterface|null $clusterMetadata
* @param \RdKafka\Conf|null $config
*/
public function __construct(ClusterMetadataInterface $clusterMetadata = null, \RdKafka\Conf $config = null)
{
if (empty($config)) {
$config = new \RdKafka\Conf();
}
if (!empty($clusterMetadata)) {
$brokers = $clusterMetadata->getBrokers();
$brokers = array_map(function ($broker) {
return sprintf('%s:%d', $broker['host'], $broker['port']);
}, $brokers);
$config->set('metadata.broker.list', implode(',', $brokers));
}
parent::__construct($config);
}
/**
* @return ConsumerTopic
*/
private function buildConsumerTopic()
{
$consumer = new Consumer();
$consumer->addBrokers(self::BROKER);
return $consumer->newTopic(self::TOPIC);
}