File Content: FallbackBuilder.php <?php /** * This file is part of the ramsey/uuid library * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. * * @copyright Copyright (c) Ben Ramsey <ben@benramsey.com> * @license http://opensource.org/licenses/MIT MIT */ declare(strict_types=1); namespace Ramsey\Uuid\Builder; use Ramsey\Uuid\Codec\CodecInterface; use Ramsey\Uuid\Exception\BuilderNotFoundException; use Ramsey\Uuid\Exception\UnableToBuildUuidException; use Ramsey\Uuid\UuidInterface; /** * FallbackBuilder builds a UUID by stepping through a list of UUID builders * until a UUID can be constructed without exceptions * * @psalm-immutable */ class FallbackBuilder implements UuidBuilderInterface { /** * @var BuilderCollection */ private $builders; /** * @param BuilderCollection $builders An array of UUID builders */ public function __construct(BuilderCollection $builders) { $this->builders = $builders; } /** * Builds and returns a UuidInterface instance using the first builder that * succeeds * * @param CodecInterface $codec The codec to use for building this instance * @param string $bytes The byte string from which to construct a UUID * * @return UuidInterface an instance of a UUID object * * @psalm-pure */ public function build(CodecInterface $codec, string $bytes): UuidInterface { $lastBuilderException = null; foreach ($this->builders as $builder) { try { return $builder->build($codec, $bytes); } catch (UnableToBuildUuidException $exception) { $lastBuilderException = $exception; continue; } } throw new BuilderNotFoundException( 'Could not find a suitable builder for the provided codec and fields', 0, $lastBuilderException ); } } Submit