422         return which( clazz.getName(), clazz.getClassLoader() );

   423         return ss.getClassSource(clazz);

   423     }

   424 

   425     /**

   426      * <p>Search the specified classloader for the given classname.</p>

   427      *

   428      * @param classname the fully qualified name of the class to search for

   429      * @param loader the classloader to search

   430      *

   431      * @return the source location of the resource, or null if it wasn't found

   432      */

   433     private static String which(String classname, ClassLoader loader) {

   434 

   435         String classnameAsResource = classname.replace('.', '/') + ".class";

   436 

   437         if( loader==null )  loader = ClassLoader.getSystemClassLoader();

   438 

   439         //URL it = loader.getResource(classnameAsResource);

   440         URL it = ss.getResourceAsURL(loader, classnameAsResource);

   441         if (it != null) {

   442             return it.toString();

   443         } else {

   444             return null;

   445         }