PictureService picClient = (PictureService) xpf.create(service, "http://localhost:8081/PictureService");
Client client = ((XFireProxy) Proxy.getInvocationHandler(picClient)).getClient();
client.setProperty(SoapConstants.MTOM_ENABLED, "true");
EchoPicture req = new EchoPicture();
FileDataSource source = new FileDataSource(getTestFile("src/test-resources/xfire.jpg"));
req.setImage(new DataHandler(source));
EchoPictureResponse res = picClient.EchoPicture(req);
assertNotNull(res.getImage());
}