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   1  <?php
   2  
   3  /*
   4   * This file is part of the Symfony package.
   5   *
   6   * (c) Fabien Potencier <fabien@symfony.com>
   7   *
   8   * For the full copyright and license information, please view the LICENSE
   9   * file that was distributed with this source code.
  10   */
  11  
  12  namespace Symfony\Component\HttpKernel\CacheWarmer;
  13  
  14  /**
  15   * Interface for classes that support warming their cache.
  16   *
  17   * @author Fabien Potencier <fabien@symfony.com>
  18   */
  19  interface WarmableInterface
  20  {
  21      /**
  22       * Warms up the cache.
  23       *
  24       * @param string $cacheDir The cache directory
  25       */
  26      public function warmUp($cacheDir);
  27  }