From 0b1debad9b543bfea928e19fa395aae429e017c8 Mon Sep 17 00:00:00 2001
From: Peter Gromov <peter@jetbrains.com>
Date: Fri, 28 Jan 2005 21:15:39 +0300
Subject: [PATCH] fix NPE

---
 .../usages/impl/rules/PackageGroupingRule.java       | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/UsageView/src/com/intellij/usages/impl/rules/PackageGroupingRule.java b/UsageView/src/com/intellij/usages/impl/rules/PackageGroupingRule.java
index b7954bcdecd5..6893ce44b838 100644
--- a/UsageView/src/com/intellij/usages/impl/rules/PackageGroupingRule.java
+++ b/UsageView/src/com/intellij/usages/impl/rules/PackageGroupingRule.java
@@ -37,11 +37,13 @@ public class PackageGroupingRule implements UsageGroupingRule {
     if (usage instanceof UsageInFile) {
       UsageInFile usageInFile = (UsageInFile)usage;
       VirtualFile file = usageInFile.getFile();
-      VirtualFile dir = file.getParent();
-      PsiDirectory psiDirectory = PsiManager.getInstance(myProject).findDirectory(dir);
-      PsiPackage aPackage = psiDirectory.getPackage();
-      if (aPackage != null) return new PackageGroup(aPackage);
-      return new DirectoryGroup(dir);
+      if (file != null) {
+        VirtualFile dir = file.getParent();
+        PsiDirectory psiDirectory = PsiManager.getInstance(myProject).findDirectory(dir);
+        PsiPackage aPackage = psiDirectory.getPackage();
+        if (aPackage != null) return new PackageGroup(aPackage);
+        return new DirectoryGroup(dir);
+      }
     }
     return null;
   }