--- a/hotspot/test/testlibrary/ClassFileInstaller.java	Mon May 13 18:08:13 2013 +0000
+++ b/hotspot/test/testlibrary/ClassFileInstaller.java	Mon May 13 15:37:08 2013 -0400
@@ -45,7 +45,9 @@
 
             // Create the class file's package directory
             Path p = Paths.get(pathName);
-            Files.createDirectories(p.getParent());
+            if (pathName.contains("/")) {
+                Files.createDirectories(p.getParent());
+            }
             // Create the class file
             Files.copy(is, p, StandardCopyOption.REPLACE_EXISTING);
         }