public void initializeDefaults() {
   super.initializeDefaults();
   final XmlFactoryModule[] registeredHandlers = registry.getRegisteredHandlers();
   for (int i = 0; i < registeredHandlers.length; i++) {
     registerModule(registeredHandlers[i]);
   }
 }
 public static void register(final Class<? extends XmlFactoryModule> readHandler) {
   registry.register(readHandler);
 }