--- /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\Serializer\Normalizer;
+
+/**
+ * Defines the most basic interface a class must implement to be denormalizable.
+ *
+ * If a denormalizer is registered for the class and it doesn't implement
+ * the Denormalizable interfaces, the normalizer will be used instead
+ *
+ * @author Jordi Boggiano <j.boggiano@seld.be>
+ */
+interface DenormalizableInterface
+{
+ /**
+ * Denormalizes the object back from an array of scalars|arrays.
+ *
+ * It is important to understand that the denormalize() call should denormalize
+ * recursively all child objects of the implementor.
+ *
+ * @param DenormalizerInterface $denormalizer The denormalizer is given so that you
+ * can use it to denormalize objects contained within this object
+ * @param array|scalar $data The data from which to re-create the object
+ * @param string|null $format The format is optionally given to be able to denormalize differently
+ * based on different input formats
+ * @param array $context options for denormalizing
+ *
+ * @return object
+ */
+ public function denormalize(DenormalizerInterface $denormalizer, $data, $format = null, array $context = array());
+}