31 lines
811 B
PHP
31 lines
811 B
PHP
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<?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\Contracts\Cache;
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use Psr\Cache\CacheItemInterface;
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/**
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* Computes and returns the cached value of an item.
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*
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* @author Nicolas Grekas <p@tchwork.com>
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*/
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interface CallbackInterface
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{
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/**
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* @param CacheItemInterface|ItemInterface $item The item to compute the value for
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* @param bool &$save Should be set to false when the value should not be saved in the pool
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*
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* @return mixed The computed value for the passed item
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*/
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public function __invoke(CacheItemInterface $item, bool &$save);
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}
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