From 5f800662f677fce068166b77e8b4b27148c9c006 Mon Sep 17 00:00:00 2001
From: Roman Shevchenko <roman.shevchenko@jetbrains.com>
Date: Thu, 4 Oct 2012 15:33:21 +0200
Subject: [PATCH] Diagnostic

---
 .../intellij/openapi/util/io/win32/IdeaWin32.java    | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/platform/util/src/com/intellij/openapi/util/io/win32/IdeaWin32.java b/platform/util/src/com/intellij/openapi/util/io/win32/IdeaWin32.java
index 9aa1cc66fa0e..5a4589d2a25e 100644
--- a/platform/util/src/com/intellij/openapi/util/io/win32/IdeaWin32.java
+++ b/platform/util/src/com/intellij/openapi/util/io/win32/IdeaWin32.java
@@ -109,8 +109,16 @@ public class IdeaWin32 {
 
   @Nullable
   public FileInfo[] listChildren(@NotNull final String path) {
-    LogUtil.debug(LOG, "list(%s)", path);
-    return listChildren0(path(path));
+    if (LOG.isDebugEnabled()) {
+      long t = System.currentTimeMillis();
+      FileInfo[] children = listChildren0(path(path));
+      t = System.currentTimeMillis() - t;
+      LOG.debug("list(" + path + "): " + children.length + " children, " + t + " ms");
+      return children;
+    }
+    else {
+      return listChildren0(path(path));
+    }
   }
 
   private static String path(final String path) {