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<?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\Rfc4122;
use Ramsey\Uuid\Builder\UuidBuilderInterface;
use Ramsey\Uuid\Codec\CodecInterface;
use Ramsey\Uuid\Converter\NumberConverterInterface;
use Ramsey\Uuid\Converter\TimeConverterInterface;
use Ramsey\Uuid\Exception\UnableToBuildUuidException;
use Ramsey\Uuid\Exception\UnsupportedOperationException;
use Ramsey\Uuid\Nonstandard\UuidV6;
use Ramsey\Uuid\Rfc4122\UuidInterface as Rfc4122UuidInterface;
use Ramsey\Uuid\UuidInterface;
use Throwable;
/**
* UuidBuilder builds instances of RFC 4122 UUIDs
*
* @psalm-immutable
*/
class UuidBuilder implements UuidBuilderInterface
{
/**
* @var NumberConverterInterface
*/
private $numberConverter;
/**
* @var TimeConverterInterface
*/
private $timeConverter;
/**
* Constructs the DefaultUuidBuilder
*
* @param NumberConverterInterface $numberConverter The number converter to
* use when constructing the Uuid
* @param TimeConverterInterface $timeConverter The time converter to use
* for converting timestamps extracted from a UUID to Unix timestamps
*/
public function __construct(
NumberConverterInterface $numberConverter,
TimeConverterInterface $timeConverter
) {
$this->numberConverter = $numberConverter;
$this->timeConverter = $timeConverter;
}
/**
* Builds and returns a Uuid
*
* @param CodecInterface $codec The codec to use for building this Uuid instance
* @param string $bytes The byte string from which to construct a UUID
*
* @return Rfc4122UuidInterface UuidBuilder returns instances of Rfc4122UuidInterface
*
* @psalm-pure
*/
public function build(CodecInterface $codec, string $bytes): UuidInterface
{
try {
$fields = $this->buildFields($bytes);
if ($fields->isNil()) {
return new NilUuid($fields, $this->numberConverter, $codec, $this->timeConverter);
}
switch ($fields->getVersion()) {
case 1:
return new UuidV1($fields, $this->numberConverter, $codec, $this->timeConverter);
case 2:
return new UuidV2($fields, $this->numberConverter, $codec, $this->timeConverter);
case 3:
return new UuidV3($fields, $this->numberConverter, $codec, $this->timeConverter);
case 4:
return new UuidV4($fields, $this->numberConverter, $codec, $this->timeConverter);
case 5:
return new UuidV5($fields, $this->numberConverter, $codec, $this->timeConverter);
case 6:
return new UuidV6($fields, $this->numberConverter, $codec, $this->timeConverter);
}
throw new UnsupportedOperationException(
'The UUID version in the given fields is not supported '
. 'by this UUID builder'
);
} catch (Throwable $e) {
throw new UnableToBuildUuidException($e->getMessage(), (int) $e->getCode(), $e);
}
}
/**
* Proxy method to allow injecting a mock, for testing
*/
protected function buildFields(string $bytes): FieldsInterface
{
return new Fields($bytes);
}
}