DataProcessorRegistry.php

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<?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;
 
class ‪DataProcessorRegistry
{
    public function ‪__construct(private readonly 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;
    }
}