[FIXED HUDSON-5313 HUDSON-5314] Applied a patch in 5314 to fix 5313.

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@26274 71c3de6d-444a-0410-be80-ed276b4c234a

remoting/src/main/java/hudson/remoting/RemoteClassLoader.java

@@ -258,8 +258,7 @@ final class RemoteClassLoader extends URLClassLoader {
 
 
     private File makeResource(String name, byte[] image) throws IOException {
-        File tmpFile = File.createTempFile("hudson-remoting", "");
-        tmpFile.delete();
+        File tmpFile = createTempDir();
         File resource = new File(tmpFile, name);
         resource.getParentFile().mkdirs();
 
@@ -272,6 +271,24 @@ final class RemoteClassLoader extends URLClassLoader {
         return resource;
     }
 
+    private File createTempDir() throws IOException {
+    	// work around sun bug 6325169 on windows
+    	// see http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6325169
+        int nRetry=0;
+        while (true) {
+            try {
+                File tmpFile = File.createTempFile("hudson-remoting", "");
+                tmpFile.delete();
+                tmpFile.mkdir();
+                return tmpFile;
+            } catch (IOException e) {
+                if (nRetry++ < 100)
+                    continue;
+                throw e;
+            }
+        }
+    }
+
     /**
      * Prefetches the jar into this class loader.
      *