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@@ -0,0 +1,72 @@
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+<?php
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+
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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.potencier@symfony-project.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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+
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+namespace Symfony\Component\HttpKernel\CacheWarmer;
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+
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+/**
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+ *
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+ * @author Fabien Potencier <fabien.potencier@symfony-project.org>
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+ */
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+class CacheWarmerAggregate implements CacheWarmerInterface
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+{
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+ protected $warmers;
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+ protected $optionalsEnabled;
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+
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+ public function __construct(array $warmers = array())
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+ {
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+ $this->setWarmers($warmers);
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+ $this->optionalsEnabled = false;
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+ }
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+
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+ public function enableOptionalWarmers()
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+ {
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+ $this->optionalsEnabled = true;
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+ }
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+
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+ /**
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+ * Warms up the cache.
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+ *
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+ * @param string $cacheDir The cache directory
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+ */
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+ public function warmUp($cacheDir)
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+ {
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+ foreach ($this->warmers as $warmer) {
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+ if (!$this->optionalsEnabled && $warmer->isOptional()) {
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+ continue;
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+ }
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+
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+ $warmer->warmUp($cacheDir);
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+ }
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+ }
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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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+ * @return Boolean always true
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+ */
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+ public function isOptional()
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+ {
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+ return false;
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+ }
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+
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+ public function setWarmers(array $warmers)
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+ {
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+ $this->warmers = array();
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+ foreach ($warmers as $warmer) {
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+ $this->add($warmer);
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+ }
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+ }
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+
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+ public function add(CacheWarmerInterface $warmer)
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+ {
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+ $this->warmers[] = $warmer;
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+ }
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+}
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