Files
cms-frontend/Classes/DataProcessing/DataProcessorRegistry.php
T

49 lines
1.4 KiB
PHP

<?php
declare(strict_types=1);
/*
* This file is part of the TYPO3 CMS project.
*
* It is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License, either version 2
* of the License, or any later version.
*
* For the full copyright and license information, please read the
* LICENSE.txt file that was distributed with this source code.
*
* The TYPO3 project - inspiring people to share!
*/
namespace TYPO3\CMS\Frontend\DataProcessing;
use Symfony\Component\DependencyInjection\ServiceLocator;
use TYPO3\CMS\Frontend\ContentObject\DataProcessorInterface;
/**
* Registry for data processors, tagged with "data.processor"
* @internal
*/
readonly class DataProcessorRegistry
{
public function __construct(private ServiceLocator $dataProcessorLocator) {}
public function getDataProcessor(string $identifer): ?DataProcessorInterface
{
if (!$this->dataProcessorLocator->has($identifer)) {
return null;
}
$dataProcessor = $this->dataProcessorLocator->get($identifer);
if (!($dataProcessor instanceof DataProcessorInterface)) {
throw new \UnexpectedValueException(
'Processor with alias / identifier "' . $identifer . '" '
. 'must implement interface "' . DataProcessorInterface::class . '"',
1666131903
);
}
return $dataProcessor;
}
}