/** {@inheritdoc} */
protected function handleOperation(RequestDescriptor $descriptor, RequestExecutorInterface $executor, EventHandlerInterface $eventHandler)
{
$operation = $descriptor->getOperation();
$socket = $descriptor->getSocket();
$meta = $executor->socketBag()->getSocketMetaData($socket);
$context = $meta[RequestExecutorInterface::META_USER_CONTEXT];
try {
/** @var ReadOperation $operation */
$response = $socket->read($operation->getFramePicker());
switch (true) {
case $response instanceof PartialFrame:
return $operation;
case $response instanceof AcceptedFrame:
$event = new AcceptEvent($executor, $socket, $context, $response->getClientSocket(), $response->getRemoteAddress());
$eventHandler->invokeEvent($event);
return new ReadOperation();
default:
$event = new ReadEvent($executor, $socket, $context, $response, false);
$eventHandler->invokeEvent($event);
return $event->getNextOperation();
}
} catch (AcceptException $e) {
return new ReadOperation();
}
}
/** {@inheritdoc} */
public function invokeEvent(Event $event)
{
if ($this->handler) {
$this->handler->invokeEvent($event);
}
if ($event->getType() === EventType::FINALIZE) {
$bag = $event->getExecutor()->socketBag();
$socket = $event->getSocket();
if ($bag->hasSocket($socket)) {
$bag->removeSocket($socket);
}
}
}
/** {@inheritdoc} */
protected function handleOperation(RequestDescriptor $descriptor, RequestExecutorInterface $executor, EventHandlerInterface $eventHandler)
{
$operation = $descriptor->getOperation();
$socket = $descriptor->getSocket();
/** @var WriteOperation $operation */
$fireEvent = !$operation instanceof InProgressWriteOperation;
if ($fireEvent) {
$meta = $executor->socketBag()->getSocketMetaData($socket);
$event = new WriteEvent($operation, $executor, $socket, $meta[RequestExecutorInterface::META_USER_CONTEXT]);
$eventHandler->invokeEvent($event);
$nextOperation = $event->getNextOperation();
} else {
$nextOperation = $operation;
}
return $this->writeDataToSocket($operation, $socket, $nextOperation);
}
/**
* 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();
}
/**
* Call next event handler
*
* @param Event $event Event object
*
* @return void
*/
private function callNextHandler(Event $event)
{
if ($this->next) {
$this->next->invokeEvent($event);
}
}
/** {@inheritdoc} */
public function invokeEvent(Event $event)
{
if ($this->handlers) {
$this->handlers->invokeEvent($event);
}
}