Add getFieldValue and setFieldValue to ClassMetadata interface

Author: GromNaN

UPGRADE.md

@@ -6,6 +6,14 @@ awareness about deprecated code.
 - Use of our low-overhead runtime deprecation API, details:
   https://github.com/doctrine/deprecations/
 
+# Upgrade to 5.0
+
+## BC Break: Add `getFieldValue` and `setFieldValue` to `ClassMetadata` implementation
+
+The interface `Doctrine\Persistence\Mapping\ClassMetadata` has two new methods:
+- `getFieldValue(object $object, string $field)`
+- `setFieldValue(object $object, string $field, mixed $value): void`
+
 # Upgrade to 4.0
 
 ## BC Break: Removed `StaticReflectionService`

src/Persistence/Mapping/ClassMetadata.php

@@ -10,6 +10,8 @@
  * Contract for a Doctrine persistence layer ClassMetadata class to implement.
  *
  * @template-covariant T of object
+ * @method mixed getFieldValue(object $entity, string $field)
+ * @method void  setFieldValue(object $entity, string $field, mixed $value)
  */
 interface ClassMetadata
 {