65 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			65 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
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/*
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 * This file is part of the Symfony package.
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 *
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 * (c) Fabien Potencier <fabien@symfony.com>
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 *
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 * For the full copyright and license information, please view the LICENSE
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 * file that was distributed with this source code.
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 */
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namespace Symfony\Component\Serializer\Mapping\Loader;
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use Symfony\Component\Serializer\Exception\MappingException;
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use Symfony\Component\Serializer\Mapping\ClassMetadataInterface;
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/**
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 * Calls multiple {@link LoaderInterface} instances in a chain.
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 *
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 * This class accepts multiple instances of LoaderInterface to be passed to the
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 * constructor. When {@link loadClassMetadata()} is called, the same method is called
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 * in <em>all</em> of these loaders, regardless of whether any of them was
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 * successful or not.
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 *
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 * @author Bernhard Schussek <bschussek@gmail.com>
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 * @author Kévin Dunglas <dunglas@gmail.com>
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 */
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class LoaderChain implements LoaderInterface
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{
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    /**
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     * Accepts a list of LoaderInterface instances.
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     *
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     * @param LoaderInterface[] $loaders An array of LoaderInterface instances
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     *
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     * @throws MappingException If any of the loaders does not implement LoaderInterface
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     */
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    public function __construct(private readonly array $loaders)
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    {
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        foreach ($loaders as $loader) {
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            if (!$loader instanceof LoaderInterface) {
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                throw new MappingException(\sprintf('Class "%s" is expected to implement LoaderInterface.', get_debug_type($loader)));
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            }
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        }
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    }
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    public function loadClassMetadata(ClassMetadataInterface $metadata): bool
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    {
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        $success = false;
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        foreach ($this->loaders as $loader) {
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            $success = $loader->loadClassMetadata($metadata) || $success;
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        }
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        return $success;
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    }
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    /**
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     * @return LoaderInterface[]
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     */
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    public function getLoaders(): array
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    {
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        return $this->loaders;
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    }
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}
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