From ac9d31a5f49a901fd027970c3248366c775a5735 Mon Sep 17 00:00:00 2001
From: JiaJia Ji <kingjia90@gmail.com>
Date: Wed, 9 Oct 2024 09:42:14 +0200
Subject: [PATCH] target only fieldName key

---
 src/Mapping/DataTarget/Direct.php | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/Mapping/DataTarget/Direct.php b/src/Mapping/DataTarget/Direct.php
index b8579e8..50ca857 100644
--- a/src/Mapping/DataTarget/Direct.php
+++ b/src/Mapping/DataTarget/Direct.php
@@ -152,13 +152,13 @@ protected function checkAssignData($newData, $valueContainer, $getter)
             $fieldName = $fieldNameParts[2];
         }
 
-        try {
+        if ($this->fieldName === 'key'){
+            $currentDataIsEmpty = empty($currentData);
+            $newDataIsEmpty = empty($newData);
+        } else {
             $fieldDefinition = $this->getFieldDefinition($valueContainer, $fieldName);
             $currentDataIsEmpty = $fieldDefinition->isEmpty($currentData);
             $newDataIsEmpty = $fieldDefinition->isEmpty($newData);
-        } catch (InvalidConfigurationException $e) {
-            $currentDataIsEmpty = empty($currentData);
-            $newDataIsEmpty = empty($newData);
         }
 
         if ($this->writeIfTargetIsNotEmpty === false && !$currentDataIsEmpty) {