From 705ccc567ee5792f70106899ec26cfc45668f154 Mon Sep 17 00:00:00 2001
From: nik <Nikolay.Chashnikov@jetbrains.com>
Date: Wed, 15 Aug 2012 11:07:05 +0400
Subject: [PATCH] duplication removed

---
 .../src/com/intellij/openapi/vfs/LocalFileSystem.java  |  7 +++++++
 .../intellij/lang/ant/dom/AntDomFileReferenceSet.java  |  8 +-------
 .../converters/MavenDependencySystemPathConverter.java | 10 +---------
 3 files changed, 9 insertions(+), 16 deletions(-)

diff --git a/platform/platform-api/src/com/intellij/openapi/vfs/LocalFileSystem.java b/platform/platform-api/src/com/intellij/openapi/vfs/LocalFileSystem.java
index 34b27fb12735..675d48a110a5 100644
--- a/platform/platform-api/src/com/intellij/openapi/vfs/LocalFileSystem.java
+++ b/platform/platform-api/src/com/intellij/openapi/vfs/LocalFileSystem.java
@@ -15,6 +15,8 @@
  */
 package com.intellij.openapi.vfs;
 
+import com.intellij.openapi.util.SystemInfo;
+import com.intellij.openapi.vfs.newvfs.ManagingFS;
 import com.intellij.openapi.vfs.newvfs.NewVirtualFileSystem;
 import com.intellij.util.Processor;
 import com.intellij.util.io.fs.IFile;
@@ -111,6 +113,11 @@ public abstract class LocalFileSystem extends NewVirtualFileSystem {
     return virtualFile.getLength();
   }
 
+  public VirtualFile findRoot() {
+    //noinspection ConstantConditions
+    return SystemInfo.isWindows ? ManagingFS.getInstance().findRoot("", this) : findFileByPath("/");
+  }
+
   public interface WatchRequest {
     @NotNull
     String getRootPath();
diff --git a/plugins/ant/src/com/intellij/lang/ant/dom/AntDomFileReferenceSet.java b/plugins/ant/src/com/intellij/lang/ant/dom/AntDomFileReferenceSet.java
index 8288e8309067..0a2b372a753f 100644
--- a/plugins/ant/src/com/intellij/lang/ant/dom/AntDomFileReferenceSet.java
+++ b/plugins/ant/src/com/intellij/lang/ant/dom/AntDomFileReferenceSet.java
@@ -20,7 +20,6 @@ import com.intellij.openapi.util.TextRange;
 import com.intellij.openapi.util.io.FileUtil;
 import com.intellij.openapi.vfs.LocalFileSystem;
 import com.intellij.openapi.vfs.VirtualFile;
-import com.intellij.openapi.vfs.newvfs.ManagingFS;
 import com.intellij.psi.ElementManipulators;
 import com.intellij.psi.PsiDirectory;
 import com.intellij.psi.PsiFileSystemItem;
@@ -101,12 +100,7 @@ public class AntDomFileReferenceSet extends FileReferenceSet {
     if (containingProject != null) {
       VirtualFile root = null;
       if (isAbsolutePathReference()) {
-        if (SystemInfo.isWindows) {
-          root = ManagingFS.getInstance().findRoot("", LocalFileSystem.getInstance());
-        }    
-        else {
-          root = LocalFileSystem.getInstance().findFileByPath("/");
-        }
+        root = LocalFileSystem.getInstance().findRoot();
       }
       else {
         
diff --git a/plugins/maven/src/main/java/org/jetbrains/idea/maven/dom/converters/MavenDependencySystemPathConverter.java b/plugins/maven/src/main/java/org/jetbrains/idea/maven/dom/converters/MavenDependencySystemPathConverter.java
index b916f1774889..240f7c521368 100644
--- a/plugins/maven/src/main/java/org/jetbrains/idea/maven/dom/converters/MavenDependencySystemPathConverter.java
+++ b/plugins/maven/src/main/java/org/jetbrains/idea/maven/dom/converters/MavenDependencySystemPathConverter.java
@@ -16,10 +16,8 @@
 package org.jetbrains.idea.maven.dom.converters;
 
 import com.intellij.openapi.application.ApplicationManager;
-import com.intellij.openapi.util.SystemInfo;
 import com.intellij.openapi.vfs.LocalFileSystem;
 import com.intellij.openapi.vfs.VirtualFile;
-import com.intellij.openapi.vfs.newvfs.ManagingFS;
 import com.intellij.psi.*;
 import com.intellij.psi.impl.source.resolve.reference.impl.providers.FileReferenceSet;
 import com.intellij.psi.xml.XmlElement;
@@ -93,13 +91,7 @@ public class MavenDependencySystemPathConverter extends ResolvingConverter<PsiFi
     public Collection<PsiFileSystemItem> getDefaultContexts() {
       Collection<PsiFileSystemItem> systemItemCollection = super.getDefaultContexts();
       if (isAbsolutePathReference()) {
-        VirtualFile vFile;
-        if (SystemInfo.isWindows) {
-          vFile = ManagingFS.getInstance().findRoot("", LocalFileSystem.getInstance());
-        }
-        else {
-          vFile = LocalFileSystem.getInstance().findFileByPath("/");
-        }
+        VirtualFile vFile = LocalFileSystem.getInstance().findRoot();
 
         if (ApplicationManager.getApplication().isUnitTestMode()) {
           assert vFile != null : ""; //