public function onProxyResponseError(Event $event)
{
$this->log(LogLevel::CRITICAL, $event->getException());
}
/**
* Send all pending invalidation requests.
*
* @return int The number of cache invalidations performed per caching server.
*
* @throws ExceptionCollection If any errors occurred during flush.
*/
public function flush()
{
try {
return $this->cache->flush();
} catch (ExceptionCollection $exceptions) {
foreach ($exceptions as $exception) {
$event = new Event();
$event->setException($exception);
if ($exception instanceof ProxyResponseException) {
$this->getEventDispatcher()->dispatch(Events::PROXY_RESPONSE_ERROR, $event);
} elseif ($exception instanceof ProxyUnreachableException) {
$this->getEventDispatcher()->dispatch(Events::PROXY_UNREACHABLE_ERROR, $event);
}
}
throw $exceptions;
}
}
