I want to use my own decorator. I try
PartialMarkupRendererFilter defaultValidationDecorator = new PartialMarkupRendererFilter() { public void renderMarkup(MarkupWriter writer, JSONObject reply, PartialMarkupRenderer renderer) { Messages messages = validationMessagesSource .getValidationMessages(threadLocale.getLocale()); ValidationDecorator decorator = new MyownValidationDecorator(); environment.push(ValidationDecorator.class, decorator); renderer.renderMarkup(writer, reply); environment.pop(ValidationDecorator.class); } }; configuration.add("DefaultValidationDecorator", defaultValidationDecorator, "after:Heartbeat"); but It doesn't work. thanks. -- regards, Jun Tsai