vendor/symfony/cache-contracts/CacheTrait.php line 33
<?php/** This file is part of the Symfony package.** (c) Fabien Potencier <fabien@symfony.com>** For the full copyright and license information, please view the LICENSE* file that was distributed with this source code.*/namespace Symfony\Contracts\Cache;use Psr\Cache\CacheItemPoolInterface;use Psr\Cache\InvalidArgumentException;use Psr\Log\LoggerInterface;// Help opcache.preload discover always-needed symbolsclass_exists(InvalidArgumentException::class);/*** An implementation of CacheInterface for PSR-6 CacheItemPoolInterface classes.** @author Nicolas Grekas <p@tchwork.com>*/trait CacheTrait{/*** {@inheritdoc}*/public function get(string $key, callable $callback, float $beta = null, array &$metadata = null): mixed{return $this->doGet($this, $key, $callback, $beta, $metadata);}/*** {@inheritdoc}*/public function delete(string $key): bool{return $this->deleteItem($key);}private function doGet(CacheItemPoolInterface $pool, string $key, callable $callback, ?float $beta, array &$metadata = null, LoggerInterface $logger = null): mixed{if (0 > $beta ??= 1.0) {throw new class(sprintf('Argument "$beta" provided to "%s::get()" must be a positive number, %f given.', static::class, $beta)) extends \InvalidArgumentException implements InvalidArgumentException { };}$item = $pool->getItem($key);$recompute = !$item->isHit() || \INF === $beta;$metadata = $item instanceof ItemInterface ? $item->getMetadata() : [];if (!$recompute && $metadata) {$expiry = $metadata[ItemInterface::METADATA_EXPIRY] ?? false;$ctime = $metadata[ItemInterface::METADATA_CTIME] ?? false;if ($recompute = $ctime && $expiry && $expiry <= ($now = microtime(true)) - $ctime / 1000 * $beta * log(random_int(1, \PHP_INT_MAX) / \PHP_INT_MAX)) {// force applying defaultLifetime to expiry$item->expiresAt(null);$logger?->info('Item "{key}" elected for early recomputation {delta}s before its expiration', ['key' => $key,'delta' => sprintf('%.1f', $expiry - $now),]);}}if ($recompute) {$save = true;$item->set($callback($item, $save));if ($save) {$pool->save($item);}}return $item->get();}}