From f5e2f4c5e19235a25ba62b505860fe6b7f8baabe Mon Sep 17 00:00:00 2001
From: Dmitry Avdeev <Dmitry.Avdeev@jetbrains.com>
Date: Tue, 24 Nov 2015 17:33:21 +0300
Subject: [PATCH] EA-68951 - IAE: TObjectHash.throwObjectContractViolation

---
 .../src/com/intellij/ide/impl/DataManagerImpl.java       | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/platform/platform-impl/src/com/intellij/ide/impl/DataManagerImpl.java b/platform/platform-impl/src/com/intellij/ide/impl/DataManagerImpl.java
index e32e9c24d539..55be1e1f23e1 100644
--- a/platform/platform-impl/src/com/intellij/ide/impl/DataManagerImpl.java
+++ b/platform/platform-impl/src/com/intellij/ide/impl/DataManagerImpl.java
@@ -290,6 +290,15 @@ public class DataManagerImpl extends DataManager {
     myDataConstantToRuleMap.put(PlatformDataKeys.FILE_EDITOR.getName(), new FileEditorRule());
     myDataConstantToRuleMap.put(CommonDataKeys.NAVIGATABLE_ARRAY.getName(), new NavigatableArrayRule());
     myDataConstantToRuleMap.put(CommonDataKeys.EDITOR_EVEN_IF_INACTIVE.getName(), new InactiveEditorRule());
+
+    // pre-initialize some basic rules to prevent contention issues
+    getRuleFromMap(LangDataKeys.MODULE.getName());
+    getRuleFromMap(LangDataKeys.PSI_ELEMENT_ARRAY.getName());
+
+    getRuleFromMap(CommonDataKeys.PROJECT.getName());
+    getRuleFromMap(CommonDataKeys.EDITOR.getName());
+    getRuleFromMap(CommonDataKeys.VIRTUAL_FILE_ARRAY.getName());
+    getRuleFromMap(CommonDataKeys.PSI_ELEMENT.getName());
   }
 
   @Override