From 9cc56a1f60eff2ce1db40b7078eab92e78602e1c Mon Sep 17 00:00:00 2001
From: James Moger <james.moger@gitblit.com>
Date: Sun, 13 Jan 2013 16:49:37 -0500
Subject: [PATCH] Fix submodule links on commit, comitdiff, and tree page (issue-178)

---
 src/com/gitblit/utils/FileUtils.java |   18 ++++++++----------
 1 files changed, 8 insertions(+), 10 deletions(-)

diff --git a/src/com/gitblit/utils/FileUtils.java b/src/com/gitblit/utils/FileUtils.java
index 0b8aeb4..0834867 100644
--- a/src/com/gitblit/utils/FileUtils.java
+++ b/src/com/gitblit/utils/FileUtils.java
@@ -176,19 +176,17 @@
 	public static long folderSize(File directory) {
 		if (directory == null || !directory.exists()) {
 			return -1;
-		}
-		if (directory.isFile()) {
-			return directory.length();
-		}
-		long length = 0;
-		for (File file : directory.listFiles()) {
-			if (file.isFile()) {
-				length += file.length();
-			} else {
+		}		
+		if (directory.isDirectory()) {
+			long length = 0;
+			for (File file : directory.listFiles()) {
 				length += folderSize(file);
 			}
+			return length;
+		} else if (directory.isFile()) {
+			return directory.length();
 		}
-		return length;
+		return 0;
 	}
 
 	/**

--
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