private static DemoRestService2 client() { final JSONProvider jsonProvider = new JSONProvider(); jsonProvider.setDropRootElement(true); jsonProvider.setSupportUnwrapped(true); jsonProvider.setDropCollectionWrapperElement(true); jsonProvider.setSerializeAsArray(true); final List<JSONProvider> providers = newArrayList(jsonProvider); return JAXRSClientFactory.create( "http://localhost:8080/rest/v2.0/", DemoRestService2.class, providers); }