From f49b6893a726276c5d44e47fc059672e9b408874 Mon Sep 17 00:00:00 2001
From: Maria Filippova <maria.filippova@jetbrains.com>
Date: Fri, 6 Jun 2025 11:42:58 +0200
Subject: [PATCH] java: fix code style sync between FE and BE: add
 virtualFileCustomDataProvider

GitOrigin-RevId: 5f7f8041bb424127faf1614fcd98e4f0a0cf9bdc
---
 .../JavaCodeStyleSettingsCustomDataSynchronizer.kt   | 12 ++++++++++++
 java/java-impl/resources/META-INF/JavaPlugin.xml     |  2 ++
 2 files changed, 14 insertions(+)
 create mode 100644 java/java-frontback-impl/src/com/intellij/ide/JavaCodeStyleSettingsCustomDataSynchronizer.kt

diff --git a/java/java-frontback-impl/src/com/intellij/ide/JavaCodeStyleSettingsCustomDataSynchronizer.kt b/java/java-frontback-impl/src/com/intellij/ide/JavaCodeStyleSettingsCustomDataSynchronizer.kt
new file mode 100644
index 000000000000..04c50bfb2949
--- /dev/null
+++ b/java/java-frontback-impl/src/com/intellij/ide/JavaCodeStyleSettingsCustomDataSynchronizer.kt
@@ -0,0 +1,12 @@
+// Copyright 2000-2025 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+package com.intellij.ide
+
+import com.intellij.lang.java.JavaLanguage
+import com.intellij.psi.codeStyle.CodeStyleSettingsCustomDataSynchronizer
+import com.intellij.psi.codeStyle.JavaCodeStyleSettings
+
+class JavaCodeStyleSettingsCustomDataSynchronizer  : CodeStyleSettingsCustomDataSynchronizer<JavaCodeStyleSettings>() {
+  override val language: JavaLanguage get() = JavaLanguage.INSTANCE
+
+  override val customCodeStyleSettingsClass: Class<JavaCodeStyleSettings> get() = JavaCodeStyleSettings::class.java
+}
\ No newline at end of file
diff --git a/java/java-impl/resources/META-INF/JavaPlugin.xml b/java/java-impl/resources/META-INF/JavaPlugin.xml
index 9632e9c2ef97..ec537e80c3ad 100644
--- a/java/java-impl/resources/META-INF/JavaPlugin.xml
+++ b/java/java-impl/resources/META-INF/JavaPlugin.xml
@@ -2766,6 +2766,8 @@
     <registryKey key="java.completion.methods.use.tags"
                  defaultValue="true"
                  description="Use additional tags for methods for completion"/>
+
+    <virtualFileCustomDataProvider implementation="com.intellij.ide.JavaCodeStyleSettingsCustomDataSynchronizer"/>
   </extensions>
 
   <extensions defaultExtensionNs="org.jetbrains">