--- /dev/null
+<?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\Component\DependencyInjection;
+
+/**
+ * TaggedContainerInterface is the interface implemented when a container knows how to deals with tags.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+interface TaggedContainerInterface extends ContainerInterface
+{
+ /**
+ * Returns service ids for a given tag.
+ *
+ * @param string $name The tag name
+ *
+ * @return array An array of tags
+ */
+ public function findTaggedServiceIds($name);
+}