private void registerGadgetsHandler(SecurityTokenCodec codec) {
BeanFilter beanFilter = new BeanFilter();
GadgetsHandlerService service =
new GadgetsHandlerService(processor, urlGenerator, codec, beanFilter);
GadgetsHandler handler =
new GadgetsHandler(new TestExecutorService(), service, beanFilter);
registry = new DefaultHandlerRegistry(
injector, converter, new HandlerExecutionListener.NoOpHandler());
registry.addHandlers(ImmutableSet.<Object> of(handler));
}