/** * @param array $topics */ private function loadTopicDetail(array $topics) { if ($this->client === null) { throw new \Kafka\Exception('client was not provided'); } $response = null; foreach ($this->hostList as $host) { try { $response = null; $stream = $this->client->getStream($host); $conn = $stream['stream']; $encoder = new \Kafka\Protocol\Encoder($conn); $encoder->metadataRequest($topics); $decoder = new \Kafka\Protocol\Decoder($conn); $response = $decoder->metadataResponse(); $this->client->freeStream($stream['key']); break; } catch (\Kafka\Exception $e) { // keep trying } } if ($response) { // Merge arrays using "+" operator to preserve key (which are broker IDs) // instead of array_merge (which reindex numeric keys) $this->brokers = $response['brokers'] + $this->brokers; $this->topics = array_merge($response['topics'], $this->topics); } else { throw new \Kafka\Exception('Could not connect to any kafka brokers'); } }
/** * on stream eof call * * @param string $streamKey * @access public * @return void */ public function onStreamEof($streamKey) { if (isset($this->streams[$streamKey])) { $this->client->freeStream($streamKey); } }