*/ class Psr16Adapter extends AbstractAdapter implements PruneableInterface, ResettableInterface { use ProxyTrait; /** * @internal */ protected const NS_SEPARATOR = '_'; private object $miss; public function __construct(CacheInterface $pool, string $namespace = '', int $defaultLifetime = 0) { parent::__construct($namespace, $defaultLifetime); $this->pool = $pool; $this->miss = new \stdClass(); } /** * {@inheritdoc} */ protected function doFetch(array $ids): iterable { foreach ($this->pool->getMultiple($ids, $this->miss) as $key => $value) { if ($this->miss !== $value) { yield $key => $value; } } } /** * {@inheritdoc} */ protected function doHave(string $id): bool { return $this->pool->has($id); } /** * {@inheritdoc} */ protected function doClear(string $namespace): bool { return $this->pool->clear(); } /** * {@inheritdoc} */ protected function doDelete(array $ids): bool { return $this->pool->deleteMultiple($ids); } /** * {@inheritdoc} */ protected function doSave(array $values, int $lifetime): array|bool { return $this->pool->setMultiple($values, 0 === $lifetime ? null : $lifetime); } }