31 lines
751 B
PHP
31 lines
751 B
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\HttpKernel\CacheWarmer;
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/**
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* Interface for classes able to warm up the cache.
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*
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* @author Fabien Potencier <fabien@symfony.com>
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*/
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interface CacheWarmerInterface extends WarmableInterface
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{
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/**
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* Checks whether this warmer is optional or not.
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*
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* Optional warmers can be ignored on certain conditions.
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*
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* A warmer should return true if the cache can be
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* generated incrementally and on-demand.
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*/
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public function isOptional(): bool;
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}
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