From dcbdcadec8f74d33a32d46a3122a0f14fee0eb0d Mon Sep 17 00:00:00 2001
From: anna <Anna.Kozlova@jetbrains.com>
Date: Mon, 5 Dec 2011 21:41:13 +0100
Subject: [PATCH] EA-32298 - NPE: FileTreeModelBuilder.removeNode (cherry
 picked from commit 7f8b153ddaa3aa95cba6920537e473da456423d8)

---
 .../intellij/packageDependencies/ui/FileTreeModelBuilder.java    | 1 +
 1 file changed, 1 insertion(+)

diff --git a/platform/lang-impl/src/com/intellij/packageDependencies/ui/FileTreeModelBuilder.java b/platform/lang-impl/src/com/intellij/packageDependencies/ui/FileTreeModelBuilder.java
index a2ff911f5dfd..32396c8643e1 100644
--- a/platform/lang-impl/src/com/intellij/packageDependencies/ui/FileTreeModelBuilder.java
+++ b/platform/lang-impl/src/com/intellij/packageDependencies/ui/FileTreeModelBuilder.java
@@ -263,6 +263,7 @@ public class FileTreeModelBuilder {
 
   @Nullable
   public DefaultMutableTreeNode removeNode(final PsiElement element, PsiDirectory parent) {
+    LOG.assertTrue(parent != null, element instanceof PsiFile && ((PsiFile)element).getVirtualFile() != null ? ((PsiFile)element).getVirtualFile().getPath() : element);
     final VirtualFile parentVirtualFile = parent.getVirtualFile();
     Module module = myFileIndex.getModuleForFile(parentVirtualFile);
     if (element instanceof PsiDirectory && myFlattenPackages) {