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- <?php
- /*
- * This file is part of the Symfony package.
- *
- * (c) Fabien Potencier <fabien@symfony.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
- namespace Symfony\Bundle\FrameworkBundle\CacheWarmer;
- use Psr\Container\ContainerInterface;
- use Symfony\Component\HttpKernel\CacheWarmer\CacheWarmerInterface;
- use Symfony\Component\HttpKernel\CacheWarmer\WarmableInterface;
- use Symfony\Component\Routing\RouterInterface;
- use Symfony\Contracts\Service\ServiceSubscriberInterface;
- /**
- * Generates the router matcher and generator classes.
- *
- * @author Fabien Potencier <fabien@symfony.com>
- *
- * @final
- */
- class RouterCacheWarmer implements CacheWarmerInterface, ServiceSubscriberInterface
- {
- private $container;
- public function __construct(ContainerInterface $container)
- {
- // As this cache warmer is optional, dependencies should be lazy-loaded, that's why a container should be injected.
- $this->container = $container;
- }
- /**
- * {@inheritdoc}
- *
- * @return string[]
- */
- public function warmUp(string $cacheDir)
- {
- $router = $this->container->get('router');
- if ($router instanceof WarmableInterface) {
- return (array) $router->warmUp($cacheDir);
- }
- throw new \LogicException(sprintf('The router "%s" cannot be warmed up because it does not implement "%s".', get_debug_type($router), WarmableInterface::class));
- }
- /**
- * Checks whether this warmer is optional or not.
- *
- * @return bool always true
- */
- public function isOptional(): bool
- {
- return true;
- }
- /**
- * {@inheritdoc}
- */
- public static function getSubscribedServices(): array
- {
- return [
- 'router' => RouterInterface::class,
- ];
- }
- }
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