From 0583e244b0c97df2d5eed6a8ed301ce1c90cf767 Mon Sep 17 00:00:00 2001
From: peter <peter@jetbrains.com>
Date: Thu, 30 Mar 2017 15:37:38 +0200
Subject: [PATCH] check if env is outdated when showing Add Import hint "later"
 (EA-97609 - TDDE: TraceableDisposable.throwDisposalError)

---
 .../intellij/codeInsight/daemon/impl/ShowAutoImportPass.java | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/platform/lang-impl/src/com/intellij/codeInsight/daemon/impl/ShowAutoImportPass.java b/platform/lang-impl/src/com/intellij/codeInsight/daemon/impl/ShowAutoImportPass.java
index a4751bfa57fa..9dc01f965b3f 100644
--- a/platform/lang-impl/src/com/intellij/codeInsight/daemon/impl/ShowAutoImportPass.java
+++ b/platform/lang-impl/src/com/intellij/codeInsight/daemon/impl/ShowAutoImportPass.java
@@ -23,6 +23,7 @@ import com.intellij.codeInsight.daemon.DaemonCodeAnalyzerSettings;
 import com.intellij.codeInsight.daemon.ReferenceImporter;
 import com.intellij.codeInsight.intention.IntentionAction;
 import com.intellij.codeInspection.HintAction;
+import com.intellij.injected.editor.EditorWindow;
 import com.intellij.lang.annotation.HighlightSeverity;
 import com.intellij.openapi.actionSystem.ActionManager;
 import com.intellij.openapi.actionSystem.IdeActions;
@@ -80,7 +81,9 @@ public class ShowAutoImportPass extends TextEditorHighlightingPass {
     Application application = ApplicationManager.getApplication();
     application.assertIsDispatchThread();
     if (!application.isUnitTestMode() && !myEditor.getContentComponent().hasFocus()) return;
-    if (DumbService.isDumb(myProject)) return;
+    if (DumbService.isDumb(myProject) || !myFile.isValid()) return;
+    if (myEditor.isDisposed() || myEditor instanceof EditorWindow && !((EditorWindow)myEditor).isValid()) return;
+
     int caretOffset = myEditor.getCaretModel().getOffset();
     importUnambiguousImports(caretOffset);
     List<HighlightInfo> visibleHighlights = getVisibleHighlights(myStartOffset, myEndOffset, myProject, myEditor);