From 815629e9085a25ea7723cf71d2e0ceec60cdccc2 Mon Sep 17 00:00:00 2001
From: peter <peter@jetbrains.com>
Date: Mon, 5 Sep 2016 15:41:32 +0200
Subject: [PATCH] SelectInTargetPsiWrapper.getContextPsiFile: don't load
 document which can be expensive (IDEA-160800)

---
 .../ide/impl/SelectInTargetPsiWrapper.java    | 23 ++++++++-----------
 1 file changed, 9 insertions(+), 14 deletions(-)

diff --git a/platform/lang-impl/src/com/intellij/ide/impl/SelectInTargetPsiWrapper.java b/platform/lang-impl/src/com/intellij/ide/impl/SelectInTargetPsiWrapper.java
index bad62d6bbf9d..5ebb8a1cc868 100644
--- a/platform/lang-impl/src/com/intellij/ide/impl/SelectInTargetPsiWrapper.java
+++ b/platform/lang-impl/src/com/intellij/ide/impl/SelectInTargetPsiWrapper.java
@@ -17,8 +17,6 @@ package com.intellij.ide.impl;
 
 import com.intellij.ide.SelectInContext;
 import com.intellij.ide.SelectInTarget;
-import com.intellij.openapi.editor.Document;
-import com.intellij.openapi.fileEditor.FileDocumentManager;
 import com.intellij.openapi.project.IndexNotReadyException;
 import com.intellij.openapi.project.Project;
 import com.intellij.openapi.vfs.VirtualFile;
@@ -59,21 +57,18 @@ public abstract class SelectInTargetPsiWrapper implements SelectInTarget {
   @Nullable
   protected PsiFileSystemItem getContextPsiFile(@NotNull SelectInContext context) {
     VirtualFile virtualFile = context.getVirtualFile();
-    final Document document = FileDocumentManager.getInstance().getDocument(virtualFile);
-    final PsiFileSystemItem psiFile;
-    if (document != null) {
-      psiFile = PsiDocumentManager.getInstance(myProject).getPsiFile(document);
+    PsiFileSystemItem psiFile = PsiManager.getInstance(myProject).findFile(virtualFile);
+    if (psiFile != null) {
+      return psiFile;
     }
-    else if (context.getSelectorInFile() instanceof PsiFile) {
-      psiFile = (PsiFile)context.getSelectorInFile();
+
+    if (context.getSelectorInFile() instanceof PsiFile) {
+      return (PsiFile)context.getSelectorInFile();
     }
-    else if (virtualFile.isDirectory()) {
-      psiFile = PsiManager.getInstance(myProject).findDirectory(virtualFile);
+    if (virtualFile.isDirectory()) {
+      return PsiManager.getInstance(myProject).findDirectory(virtualFile);
     }
-    else {
-      psiFile = PsiManager.getInstance(myProject).findFile(virtualFile);
-    }
-    return psiFile;
+    return null;
   }
 
   @Override