4 * This file is part of the Symfony package.
6 * (c) Fabien Potencier <fabien@symfony.com>
8 * For the full copyright and license information, please view the LICENSE
9 * file that was distributed with this source code.
12 namespace Symfony\Component\Cache\Marshaller;
15 * Serializes/unserializes PHP values.
17 * Implementations of this interface MUST deal with errors carefully. They MUST
18 * also deal with forward and backward compatibility at the storage format level.
20 * @author Nicolas Grekas <p@tchwork.com>
22 interface MarshallerInterface
25 * Serializes a list of values.
27 * When serialization fails for a specific value, no exception should be
28 * thrown. Instead, its key should be listed in $failed.
30 public function marshall(array $values, ?array &$failed): array;
33 * Unserializes a single value and throws an exception if anything goes wrong.
37 * @throws \Exception Whenever unserialization fails
39 public function unmarshall(string $value);