From 4b225d15e6f771a9b3f0eb6957ee36e3db52137e Mon Sep 17 00:00:00 2001
From: Dmitry Avdeev <dmitry.avdeev@jetbrains.com>
Date: Wed, 15 Jan 2020 19:00:53 +0300
Subject: [PATCH] do not preload indices in LightEdit mode

GitOrigin-RevId: 7abd66b275d01916ccd7023e3881276c2e6a6a45
---
 .../intellij/openapi/components/ServiceDescriptor.java   | 2 +-
 .../intellij/ide/plugins/IdeaPluginDescriptorImpl.java   | 3 +++
 .../platform-resources/src/META-INF/LangExtensions.xml   | 4 ++--
 .../serviceContainer/PlatformComponentManagerImpl.kt     | 9 +++++++++
 4 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/platform/core-api/src/com/intellij/openapi/components/ServiceDescriptor.java b/platform/core-api/src/com/intellij/openapi/components/ServiceDescriptor.java
index 792f13c0bd88..fc92718766cd 100644
--- a/platform/core-api/src/com/intellij/openapi/components/ServiceDescriptor.java
+++ b/platform/core-api/src/com/intellij/openapi/components/ServiceDescriptor.java
@@ -14,7 +14,7 @@ import org.jetbrains.annotations.Nullable;
  */
 public final class ServiceDescriptor {
   public enum PreloadMode {
-    TRUE, FALSE, AWAIT, NOT_HEADLESS,
+    TRUE, FALSE, AWAIT, NOT_HEADLESS, NOT_LIGHT_EDIT
   }
 
   @Attribute
diff --git a/platform/core-impl/src/com/intellij/ide/plugins/IdeaPluginDescriptorImpl.java b/platform/core-impl/src/com/intellij/ide/plugins/IdeaPluginDescriptorImpl.java
index adc576c4d77f..28f1fd823be3 100644
--- a/platform/core-impl/src/com/intellij/ide/plugins/IdeaPluginDescriptorImpl.java
+++ b/platform/core-impl/src/com/intellij/ide/plugins/IdeaPluginDescriptorImpl.java
@@ -433,6 +433,9 @@ public final class IdeaPluginDescriptorImpl implements IdeaPluginDescriptor, Plu
       else if (preload.equals("notHeadless")) {
         descriptor.preload = ServiceDescriptor.PreloadMode.NOT_HEADLESS;
       }
+      else if (preload.equals("notLightEdit")) {
+        descriptor.preload = ServiceDescriptor.PreloadMode.NOT_LIGHT_EDIT;
+      }
       else {
         LOG.error("Unknown preload mode value: " + JDOMUtil.writeElement(element));
       }
diff --git a/platform/platform-resources/src/META-INF/LangExtensions.xml b/platform/platform-resources/src/META-INF/LangExtensions.xml
index 38248cd8e14b..f1682055b425 100644
--- a/platform/platform-resources/src/META-INF/LangExtensions.xml
+++ b/platform/platform-resources/src/META-INF/LangExtensions.xml
@@ -34,7 +34,7 @@
 
     <!-- FileBasedIndex / SerializationManager is quite important and in any case will be used, better to preload it -->
     <applicationService serviceInterface="com.intellij.util.indexing.FileBasedIndex"
-                        serviceImplementation="com.intellij.util.indexing.FileBasedIndexImpl" preload="true"/>
+                        serviceImplementation="com.intellij.util.indexing.FileBasedIndexImpl" preload="notLightEdit"/>
     <vfs.asyncListener implementation="com.intellij.util.indexing.FileBasedIndexImpl$ChangedFilesCollector"/>
 
     <!-- required for any persistence state component (pathMacroSubstitutor.expandPaths), so, preload -->
@@ -42,7 +42,7 @@
                         serviceImplementation="com.intellij.ide.macro.IdePathMacros" preload="true"/>
 
     <applicationService serviceInterface="com.intellij.psi.stubs.StubIndex"
-                        serviceImplementation="com.intellij.psi.stubs.StubIndexImpl" preload="true"/>
+                        serviceImplementation="com.intellij.psi.stubs.StubIndexImpl" preload="notLightEdit"/>
 
     <applicationService serviceInterface="com.intellij.codeInsight.completion.CompletionService"
                         serviceImplementation="com.intellij.codeInsight.completion.impl.CompletionServiceImpl"
diff --git a/platform/service-container/src/com/intellij/serviceContainer/PlatformComponentManagerImpl.kt b/platform/service-container/src/com/intellij/serviceContainer/PlatformComponentManagerImpl.kt
index 0a388d7624c6..fcd2cb3143cf 100644
--- a/platform/service-container/src/com/intellij/serviceContainer/PlatformComponentManagerImpl.kt
+++ b/platform/service-container/src/com/intellij/serviceContainer/PlatformComponentManagerImpl.kt
@@ -6,6 +6,7 @@ import com.intellij.diagnostic.PluginException
 import com.intellij.diagnostic.StartUpMeasurer
 import com.intellij.ide.plugins.*
 import com.intellij.ide.plugins.cl.PluginClassLoader
+import com.intellij.idea.Main
 import com.intellij.openapi.Disposable
 import com.intellij.openapi.application.Application
 import com.intellij.openapi.application.ApplicationManager
@@ -677,6 +678,14 @@ abstract class PlatformComponentManagerImpl @JvmOverloads constructor(internal v
               asyncPreloadedServices
             }
           }
+          PreloadMode.NOT_LIGHT_EDIT -> {
+            if (onlyIfAwait || Main.isLightEdit()) {
+              continue@serviceLoop
+            }
+            else {
+              asyncPreloadedServices
+            }
+          }
           PreloadMode.AWAIT -> {
             syncPreloadedServices
           }