default services conflit ?

old.vendor/doctrine/persistence/lib/Doctrine/Persistence/ObjectManagerAware.php

@@ -0,0 +1,34 @@
+<?php
+
+namespace Doctrine\Persistence;
+
+use Doctrine\Persistence\Mapping\ClassMetadata;
+use function interface_exists;
+
+/**
+ * Makes a Persistent Objects aware of its own object-manager.
+ *
+ * Using this interface the managing object manager and class metadata instances
+ * are injected into the persistent object after construction. This allows
+ * you to implement ActiveRecord functionality on top of the persistence-ignorance
+ * that Doctrine propagates.
+ *
+ * Word of Warning: This is a very powerful hook to change how you can work with your domain models.
+ * Using this hook will break the Single Responsibility Principle inside your Domain Objects
+ * and increase the coupling of database and objects.
+ *
+ * Every ObjectManager has to implement this functionality itself.
+ */
+interface ObjectManagerAware
+{
+    /**
+     * Injects responsible ObjectManager and the ClassMetadata into this persistent object.
+     *
+     * @return void
+     */
+    public function injectObjectManager(ObjectManager $objectManager, ClassMetadata $classMetadata);
+}
+
+interface_exists(\Doctrine\Common\Persistence\ObjectManagerAware::class);
+interface_exists(ClassMetadata::class);
+interface_exists(ObjectManager::class);