From fbbb689925274e0af49df14c5ac05a12759fae31 Mon Sep 17 00:00:00 2001
From: Tatu Lund <tatu@vaadin.com>
Date: Wed, 27 Oct 2021 16:36:06 +0300
Subject: fix: don't update bean property which is read-only bound (#12457)

---
 server/src/main/java/com/vaadin/data/Binder.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'server/src/main')

diff --git a/server/src/main/java/com/vaadin/data/Binder.java b/server/src/main/java/com/vaadin/data/Binder.java
index e969a032f7..9726f54345 100644
--- a/server/src/main/java/com/vaadin/data/Binder.java
+++ b/server/src/main/java/com/vaadin/data/Binder.java
@@ -1258,7 +1258,7 @@ public class Binder<BEAN> implements Serializable {
                 TARGET originalValue = getter.apply(bean);
                 convertAndSetFieldValue(originalValue);
 
-                if (writeBackChangedValues && setter != null) {
+                if (writeBackChangedValues && setter != null && !readOnly) {
                     doConversion().ifOk(convertedValue -> {
                         if (!Objects.equals(originalValue, convertedValue)) {
                             setter.accept(bean, convertedValue);
-- 
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