From b8c17d996ea514afd0b0667d61516e5c79bba235 Mon Sep 17 00:00:00 2001
From: Vladimir Dolzhenko <vladimir.dolzhenko@jetbrains.com>
Date: Tue, 16 Jun 2026 09:15:37 +0200
Subject: [PATCH] KTIJ-19876 [kotlin] Fixed source root condition check, added
 advanced setting

Signed-off-by: Vladimir Dolzhenko <vladimir.dolzhenko@jetbrains.com>


IJ-CR-208625

GitOrigin-RevId: a74ef78743de476137bcad6f5aa43f191b049336
---
 .../java-backend/resources/META-INF/JavaPlugin.xml |  2 ++
 .../intellij/ide/actions/CreateClassAction.java    | 14 +++++++-------
 .../resources/messages/JavaBundle.properties       |  1 +
 .../idea/core/KotlinJavaClassActionSuppressor.kt   |  4 +++-
 4 files changed, 13 insertions(+), 8 deletions(-)

diff --git a/java/java-backend/resources/META-INF/JavaPlugin.xml b/java/java-backend/resources/META-INF/JavaPlugin.xml
index e6adc3bbf07c..be81bd31d06d 100644
--- a/java/java-backend/resources/META-INF/JavaPlugin.xml
+++ b/java/java-backend/resources/META-INF/JavaPlugin.xml
@@ -1214,6 +1214,8 @@
 
     <advancedSetting id="java.show.irrelevant.templates.in.source.roots" default="false"
                      groupKey="advanced.settings.group.java" bundle="messages.JavaBundle"/>
+    <advancedSetting id="java.show.new.class.in.irrelevant.java.source.roots" default="false"
+                     groupKey="advanced.settings.group.java" bundle="messages.JavaBundle"/>
     <newFileActionCategoryHandler implementation="com.intellij.ide.actions.JavaNewFileCategoryHandler"/>
 
     <inspection.basicVisitor class="com.intellij.psi.JavaElementVisitor"/>
diff --git a/java/java-impl/src/com/intellij/ide/actions/CreateClassAction.java b/java/java-impl/src/com/intellij/ide/actions/CreateClassAction.java
index 566ccc0fe8ea..022945f29a3e 100644
--- a/java/java-impl/src/com/intellij/ide/actions/CreateClassAction.java
+++ b/java/java-impl/src/com/intellij/ide/actions/CreateClassAction.java
@@ -13,6 +13,7 @@ import com.intellij.ide.fileTemplates.JavaTemplateUtil;
 import com.intellij.ide.highlighter.JavaFileType;
 import com.intellij.java.JavaBundle;
 import com.intellij.openapi.actionSystem.DataContext;
+import com.intellij.openapi.options.advanced.AdvancedSettings;
 import com.intellij.openapi.project.DumbAware;
 import com.intellij.openapi.project.Project;
 import com.intellij.openapi.roots.PackageIndex;
@@ -32,6 +33,7 @@ import com.intellij.psi.util.PsiUtil;
 import com.intellij.ui.IconManager;
 import com.intellij.util.IncorrectOperationException;
 import com.intellij.util.PlatformIcons;
+import com.intellij.util.containers.ContainerUtil;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 import org.jetbrains.jps.model.module.JpsModuleSourceRootType;
@@ -62,13 +64,11 @@ public class CreateClassAction extends JavaCreateTemplateInPackageAction<PsiClas
   protected boolean isAvailable(@NotNull DataContext dataContext) {
     if (!super.isAvailable(dataContext)) return false;
 
-    List<JavaClassActionSuppressor> list = JavaClassActionSuppressor.EP_NAME.getExtensionList();
-    for (JavaClassActionSuppressor suppressor : list) {
-      if (suppressor.isSuppressed(dataContext)) {
-        return false;
-      }
-    }
-    return true;
+    if (AdvancedSettings.getBoolean("java.show.new.class.in.irrelevant.java.source.roots")) return true;
+
+    List<JavaClassActionSuppressor> suppressors = JavaClassActionSuppressor.EP_NAME.getExtensionList();
+    return !ContainerUtil.exists(suppressors,
+                                 suppressor -> suppressor.isSuppressed(dataContext));
   }
 
   @Override
diff --git a/java/openapi/resources/messages/JavaBundle.properties b/java/openapi/resources/messages/JavaBundle.properties
index 2185723296a4..8ca5c7745bb0 100644
--- a/java/openapi/resources/messages/JavaBundle.properties
+++ b/java/openapi/resources/messages/JavaBundle.properties
@@ -2003,6 +2003,7 @@ command.completion.generate.no.args.constructor.text=No-Args Constructor
 command.completion.generate.all.args.constructor.text=All-Args Constructor
 
 advanced.setting.java.show.irrelevant.templates.in.source.roots=Show irrelevant New File templates in Java source roots
+advanced.setting.java.show.new.class.in.irrelevant.java.source.roots=Show New Class in irrelevant Java source roots
 java.test.use.wall.time=Use Wall Time
 java.test.overall.time=Overall time: {0}
 java.test.sum.time=Sum time: {0}
diff --git a/plugins/kotlin/base/code-insight/src/org/jetbrains/kotlin/idea/core/KotlinJavaClassActionSuppressor.kt b/plugins/kotlin/base/code-insight/src/org/jetbrains/kotlin/idea/core/KotlinJavaClassActionSuppressor.kt
index a2f4e1fd0c6a..fc2637ca71e9 100644
--- a/plugins/kotlin/base/code-insight/src/org/jetbrains/kotlin/idea/core/KotlinJavaClassActionSuppressor.kt
+++ b/plugins/kotlin/base/code-insight/src/org/jetbrains/kotlin/idea/core/KotlinJavaClassActionSuppressor.kt
@@ -23,7 +23,9 @@ internal class KotlinJavaClassActionSuppressor: JavaClassActionSuppressor {
             val kotlinSourceFolders = kotlinFacet?.configuration?.settings?.pureKotlinSourceFolders
             val kotlinSourceRootOfType =
                 projectFileIndex.isUnderSourceRootOfType(virtualFile, KOTLIN_SOURCE_ROOT_TYPES) ||
-                        (kotlinSourceFolders?.let { virtualFile.toNioPath().toString() in it } ?: false)
+                        (kotlinSourceFolders?.let {
+                            projectFileIndex.getSourceRootForFile(virtualFile)?.toNioPath()?.toString() in it
+                        } ?: false)
             kotlinSourceRootOfType
         }
     }