#27536: Added content identity implementation of extension attributes

Author: sivaschenko

app/code/Magento/MediaContent/Model/ContentIdentity.php

@@ -9,6 +9,7 @@
 
 use Magento\Framework\Model\AbstractExtensibleModel;
 use Magento\MediaContentApi\Api\Data\ContentIdentityInterface;
+use Magento\MediaContentApi\Api\Data\ContentIdentityExtensionInterface;
 
 /**
  * @inheritdoc
@@ -42,4 +43,20 @@ public function getField(): string
     {
         return (string) $this->getData(self::FIELD);
     }
+
+    /**
+     * @inheritdoc
+     */
+    public function getExtensionAttributes(): ContentIdentityExtensionInterface
+    {
+        return $this->_getExtensionAttributes();
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function setExtensionAttributes(ContentIdentityExtensionInterface $extensionAttributes): void
+    {
+        $this->_setExtensionAttributes($extensionAttributes);
+    }
 }

app/code/Magento/MediaContentApi/Api/Data/ContentIdentityInterface.php

@@ -8,6 +8,8 @@
 
 namespace Magento\MediaContentApi\Api\Data;
 
+use Magento\MediaContentApi\Api\Data\ContentIdentityExtensionInterface;
+
 /**
  * Data interface representing the identificator of content. I.e. short description field of product entity with id 42
  * @api
@@ -34,4 +36,19 @@ public function getEntityId(): string;
      * @return string
      */
     public function getField(): string;
+
+    /**
+     * Retrieve existing extension attributes object or create a new one.
+     *
+     * @return \Magento\MediaContentApi\Api\Data\ContentIdentityExtensionInterface|null
+     */
+    public function getExtensionAttributes(): ContentIdentityExtensionInterface;
+
+    /**
+     * Set extension attributes
+     *
+     * @param \Magento\MediaContentApi\Api\Data\ContentIdentityExtensionInterface $extensionAttributes
+     * @return void
+     */
+    public function setExtensionAttributes(ContentIdentityExtensionInterface $extensionAttributes): void;
 }