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vendor/doctrine/persistence/lib/Doctrine/Common/Persistence/ObjectManager.php

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+<?php
+
+namespace Doctrine\Common\Persistence;
+
+use Doctrine\Common\Persistence\Mapping\ClassMetadata;
+use Doctrine\Common\Persistence\Mapping\ClassMetadataFactory;
+
+/**
+ * Contract for a Doctrine persistence layer ObjectManager class to implement.
+ */
+interface ObjectManager
+{
+    /**
+     * Finds an object by its identifier.
+     *
+     * This is just a convenient shortcut for getRepository($className)->find($id).
+     *
+     * @param string $className The class name of the object to find.
+     * @param mixed  $id        The identity of the object to find.
+     *
+     * @return object|null The found object.
+     */
+    public function find($className, $id);
+
+    /**
+     * Tells the ObjectManager to make an instance managed and persistent.
+     *
+     * The object will be entered into the database as a result of the flush operation.
+     *
+     * NOTE: The persist operation always considers objects that are not yet known to
+     * this ObjectManager as NEW. Do not pass detached objects to the persist operation.
+     *
+     * @param object $object The instance to make managed and persistent.
+     *
+     * @return void
+     */
+    public function persist($object);
+
+    /**
+     * Removes an object instance.
+     *
+     * A removed object will be removed from the database as a result of the flush operation.
+     *
+     * @param object $object The object instance to remove.
+     *
+     * @return void
+     */
+    public function remove($object);
+
+    /**
+     * Merges the state of a detached object into the persistence context
+     * of this ObjectManager and returns the managed copy of the object.
+     * The object passed to merge will not become associated/managed with this ObjectManager.
+     *
+     * @param object $object
+     *
+     * @return object
+     */
+    public function merge($object);
+
+    /**
+     * Clears the ObjectManager. All objects that are currently managed
+     * by this ObjectManager become detached.
+     *
+     * @param string|null $objectName if given, only objects of this type will get detached.
+     *
+     * @return void
+     */
+    public function clear($objectName = null);
+
+    /**
+     * Detaches an object from the ObjectManager, causing a managed object to
+     * become detached. Unflushed changes made to the object if any
+     * (including removal of the object), will not be synchronized to the database.
+     * Objects which previously referenced the detached object will continue to
+     * reference it.
+     *
+     * @param object $object The object to detach.
+     *
+     * @return void
+     */
+    public function detach($object);
+
+    /**
+     * Refreshes the persistent state of an object from the database,
+     * overriding any local changes that have not yet been persisted.
+     *
+     * @param object $object The object to refresh.
+     *
+     * @return void
+     */
+    public function refresh($object);
+
+    /**
+     * Flushes all changes to objects that have been queued up to now to the database.
+     * This effectively synchronizes the in-memory state of managed objects with the
+     * database.
+     *
+     * @return void
+     */
+    public function flush();
+
+    /**
+     * Gets the repository for a class.
+     *
+     * @param string $className
+     *
+     * @return ObjectRepository
+     */
+    public function getRepository($className);
+
+    /**
+     * Returns the ClassMetadata descriptor for a class.
+     *
+     * The class name must be the fully-qualified class name without a leading backslash
+     * (as it is returned by get_class($obj)).
+     *
+     * @param string $className
+     *
+     * @return ClassMetadata
+     */
+    public function getClassMetadata($className);
+
+    /**
+     * Gets the metadata factory used to gather the metadata of classes.
+     *
+     * @return ClassMetadataFactory
+     */
+    public function getMetadataFactory();
+
+    /**
+     * Helper method to initialize a lazy loading proxy or persistent collection.
+     *
+     * This method is a no-op for other objects.
+     *
+     * @param object $obj
+     *
+     * @return void
+     */
+    public function initializeObject($obj);
+
+    /**
+     * Checks if the object is part of the current UnitOfWork and therefore managed.
+     *
+     * @param object $object
+     *
+     * @return bool
+     */
+    public function contains($object);
+}