/**
* Handle OOB data
*
* @param RequestDescriptor $descriptor Request descriptor
* @param RequestExecutorInterface $executor Executor, processing operation
* @param EventHandlerInterface $eventHandler Event handler for this operation
*
* @return OperationInterface|null Operation to return to user or null to continue normal processing
*/
private function handleOobData(RequestDescriptor $descriptor, RequestExecutorInterface $executor, EventHandlerInterface $eventHandler)
{
if (!$descriptor->hasState(RequestDescriptor::RDS_OOB)) {
return null;
}
$descriptor->clearState(RequestDescriptor::RDS_OOB);
$picker = new RawFramePicker();
$socket = $descriptor->getSocket();
$meta = $descriptor->getMetadata();
$frame = $socket->read($picker, true);
$event = new ReadEvent($executor, $socket, $meta[RequestExecutorInterface::META_USER_CONTEXT], $frame, true);
$eventHandler->invokeEvent($event);
return $event->getNextOperation();
}
