/**
* Get a list of valid offsets (up to maxSize) before the given time.
* The result is a list of offsets, in descending order.
*
* @param time: time in millisecs (-1 from the latest offset available, -2 from the smallest offset available)
*
* @return an array of offsets
*/
public function getOffsetsBefore($topic, $partition, $time, $maxNumOffsets)
{
$req = new Kafka_OffsetRequest($topic, $partition, $time, $maxNumOffsets);
try {
$this->connect();
// send request
$req->writeTo($this->socket);
//echo "\nRequest sent: ".(string)$req."\n";
} catch (Kafka_Socket_Exception_EOF $e) {
//echo "\nReconnect in get offetset request due to socket error: " . $e->getMessage();
// retry once
$this->connect();
$req->writeTo($this->socket);
}
$size = $this->getResponseSize();
$errorCode = $this->getResponseCode();
Kafka_Response::validateErrorCode($errorCode);
return Kafka_OffsetRequest::deserializeOffsetArray($this->socket);
}
/**
* @expectedException Kafka_Exception
*/
public function testErrorCodeValidationUnknown()
{
Kafka_Response::validateErrorCode(20);
$this->fail('the line above should throw an exception');
}