From bf6655a534a6775d30cafa67bd801276bda1d98d Mon Sep 17 00:00:00 2001 From: polo Date: Tue, 13 Aug 2024 23:45:21 +0200 Subject: =?UTF-8?q?VERSION=200.2=20doctrine=20ORM=20et=20entit=C3=A9s?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../cache/Messenger/EarlyExpirationDispatcher.php | 60 ++++++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 vendor/symfony/cache/Messenger/EarlyExpirationDispatcher.php (limited to 'vendor/symfony/cache/Messenger/EarlyExpirationDispatcher.php') diff --git a/vendor/symfony/cache/Messenger/EarlyExpirationDispatcher.php b/vendor/symfony/cache/Messenger/EarlyExpirationDispatcher.php new file mode 100644 index 0000000..d972634 --- /dev/null +++ b/vendor/symfony/cache/Messenger/EarlyExpirationDispatcher.php @@ -0,0 +1,60 @@ + + * + * For the full copyright and license information, please view the LICENSE + * file that was distributed with this source code. + */ + +namespace Symfony\Component\Cache\Messenger; + +use Psr\Log\LoggerInterface; +use Symfony\Component\Cache\Adapter\AdapterInterface; +use Symfony\Component\Cache\CacheItem; +use Symfony\Component\DependencyInjection\ReverseContainer; +use Symfony\Component\Messenger\MessageBusInterface; +use Symfony\Component\Messenger\Stamp\HandledStamp; + +/** + * Sends the computation of cached values to a message bus. + */ +class EarlyExpirationDispatcher +{ + private ?\Closure $callbackWrapper; + + public function __construct( + private MessageBusInterface $bus, + private ReverseContainer $reverseContainer, + ?callable $callbackWrapper = null, + ) { + $this->callbackWrapper = null === $callbackWrapper ? null : $callbackWrapper(...); + } + + public function __invoke(callable $callback, CacheItem $item, bool &$save, AdapterInterface $pool, \Closure $setMetadata, ?LoggerInterface $logger = null): mixed + { + if (!$item->isHit() || null === $message = EarlyExpirationMessage::create($this->reverseContainer, $callback, $item, $pool)) { + // The item is stale or the callback cannot be reversed: we must compute the value now + $logger?->info('Computing item "{key}" online: '.($item->isHit() ? 'callback cannot be reversed' : 'item is stale'), ['key' => $item->getKey()]); + + return null !== $this->callbackWrapper ? ($this->callbackWrapper)($callback, $item, $save, $pool, $setMetadata, $logger) : $callback($item, $save); + } + + $envelope = $this->bus->dispatch($message); + + if ($logger) { + if ($envelope->last(HandledStamp::class)) { + $logger->info('Item "{key}" was computed online', ['key' => $item->getKey()]); + } else { + $logger->info('Item "{key}" sent for recomputation', ['key' => $item->getKey()]); + } + } + + // The item's value is not stale, no need to write it to the backend + $save = false; + + return $message->getItem()->get() ?? $item->get(); + } +} -- cgit v1.2.3