N°2435.1 Portal: Split portal composer.json in 2

- Autoloader for portal files in the itop-portal-base module
- Dependencies moved to root composer.json
- Add autoloader for /core and /application content

lib/symfony/config/Resource/ResourceInterface.php

@@ -0,0 +1,33 @@
+<?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\Config\Resource;
+
+/**
+ * ResourceInterface is the interface that must be implemented by all Resource classes.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+interface ResourceInterface
+{
+    /**
+     * Returns a string representation of the Resource.
+     *
+     * This method is necessary to allow for resource de-duplication, for example by means
+     * of array_unique(). The string returned need not have a particular meaning, but has
+     * to be identical for different ResourceInterface instances referring to the same
+     * resource; and it should be unlikely to collide with that of other, unrelated
+     * resource instances.
+     *
+     * @return string A string representation unique to the underlying Resource
+     */
+    public function __toString();
+}