From 65890a2fb33cacc7eae43d3b2f35ca3d4ec8e53d Mon Sep 17 00:00:00 2001
From: kohsuke <kohsuke@71c3de6d-444a-0410-be80-ed276b4c234a>
Date: Sun, 21 Oct 2007 04:37:12 +0000
Subject: [PATCH] try to make it writable by using a Mustang feature.

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@5368 71c3de6d-444a-0410-be80-ed276b4c234a
---
 core/src/main/java/hudson/Util.java | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/core/src/main/java/hudson/Util.java b/core/src/main/java/hudson/Util.java
index ae9ac1a904..cbab7aa014 100644
--- a/core/src/main/java/hudson/Util.java
+++ b/core/src/main/java/hudson/Util.java
@@ -137,6 +137,13 @@ public class Util {
                 LOGGER.log(Level.INFO,"Failed to chmod "+f,e);
             }
 
+            // also try JDK6-way of doing it.
+            try {
+                f.setWritable(true);
+            } catch (NoSuchMethodError e) {
+                // not JDK6
+            }
+
             if(!f.delete() && f.exists())
                 throw new IOException("Unable to delete " + f.getPath());
         }