From 64245cd331234ed2520cd2ecfba5388e4ba77425 Mon Sep 17 00:00:00 2001
From: Ilya Korennoy <ilya.korennoy@jetbrains.com>
Date: Wed, 20 May 2026 16:44:52 +0400
Subject: [PATCH] IJPL-243276 Migrate ModulePackageIndex service

GitOrigin-RevId: 01b14673e026e4697a153187390371b5f7d837b7
---
 java/java-backend/resources/META-INF/JavaPlugin.xml  |  4 ++--
 .../roots/impl/ModulePackageIndexFactoryImpl.kt      | 12 ++++++++++++
 .../intellij/openapi/roots/ModulePackageIndex.java   |  2 +-
 .../openapi/roots/ModulePackageIndexFactory.kt       | 10 ++++++++++
 4 files changed, 25 insertions(+), 3 deletions(-)
 create mode 100644 java/java-impl/src/com/intellij/openapi/roots/impl/ModulePackageIndexFactoryImpl.kt
 create mode 100644 java/java-indexing-api/src/com/intellij/openapi/roots/ModulePackageIndexFactory.kt

diff --git a/java/java-backend/resources/META-INF/JavaPlugin.xml b/java/java-backend/resources/META-INF/JavaPlugin.xml
index e62023397a89..742001bf87a0 100644
--- a/java/java-backend/resources/META-INF/JavaPlugin.xml
+++ b/java/java-backend/resources/META-INF/JavaPlugin.xml
@@ -41,8 +41,8 @@
     <indexingFlavor filetype="CLASS" implementationClass="com.intellij.index.ClassFileIndexingFlavor"/>
     <indexingFlavor filetype="kotlin_builtins" implementationClass="com.intellij.index.KtBuiltInFileIndexingFlavorProvider"/>
 
-    <moduleService serviceInterface="com.intellij.openapi.roots.ModulePackageIndex"
-                   serviceImplementation="com.intellij.openapi.roots.impl.ModulePackageIndexImpl"/>
+    <projectService serviceInterface="com.intellij.openapi.roots.ModulePackageIndexFactory"
+                   serviceImplementation="com.intellij.openapi.roots.impl.ModulePackageIndexFactoryImpl"/>
 
     <implicitToStringSearch implementation="com.intellij.psi.impl.search.ImplicitToStringSearcher"/>
 
diff --git a/java/java-impl/src/com/intellij/openapi/roots/impl/ModulePackageIndexFactoryImpl.kt b/java/java-impl/src/com/intellij/openapi/roots/impl/ModulePackageIndexFactoryImpl.kt
new file mode 100644
index 000000000000..014c280f2f81
--- /dev/null
+++ b/java/java-impl/src/com/intellij/openapi/roots/impl/ModulePackageIndexFactoryImpl.kt
@@ -0,0 +1,12 @@
+// Copyright 2000-2026 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+package com.intellij.openapi.roots.impl
+
+import com.intellij.openapi.module.Module
+import com.intellij.openapi.roots.ModulePackageIndex
+import com.intellij.openapi.roots.ModulePackageIndexFactory
+
+internal class ModulePackageIndexFactoryImpl: ModulePackageIndexFactory {
+  override fun getService(module: Module): ModulePackageIndex {
+    return ModulePackageIndexImpl(module)
+  }
+}
\ No newline at end of file
diff --git a/java/java-indexing-api/src/com/intellij/openapi/roots/ModulePackageIndex.java b/java/java-indexing-api/src/com/intellij/openapi/roots/ModulePackageIndex.java
index 3e11fee5c316..87ccc16a7946 100644
--- a/java/java-indexing-api/src/com/intellij/openapi/roots/ModulePackageIndex.java
+++ b/java/java-indexing-api/src/com/intellij/openapi/roots/ModulePackageIndex.java
@@ -5,6 +5,6 @@ import com.intellij.openapi.module.Module;
 
 public abstract class ModulePackageIndex extends PackageIndex {
   public static ModulePackageIndex getInstance(Module module) {
-    return module.getService(ModulePackageIndex.class);
+    return module.getProject().getService(ModulePackageIndexFactory.class).getService(module);
   }
 }
diff --git a/java/java-indexing-api/src/com/intellij/openapi/roots/ModulePackageIndexFactory.kt b/java/java-indexing-api/src/com/intellij/openapi/roots/ModulePackageIndexFactory.kt
new file mode 100644
index 000000000000..88879fb84fbd
--- /dev/null
+++ b/java/java-indexing-api/src/com/intellij/openapi/roots/ModulePackageIndexFactory.kt
@@ -0,0 +1,10 @@
+// Copyright 2000-2026 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+package com.intellij.openapi.roots
+
+import com.intellij.openapi.module.Module
+import org.jetbrains.annotations.ApiStatus
+
+@ApiStatus.Internal
+interface ModulePackageIndexFactory {
+  fun getService(module: Module): ModulePackageIndex
+}
\ No newline at end of file