Main.java

List<Class<? extends Encoder>> encoders =
           Collections.singletonList(UppercaseEncoder.class);
    Routing.builder()
           .register("/rest", new MessageQueueService())
           .register("/websocket",
                TyrusSupport.builder().register(
                        ServerEndpointConfig.Builder.create(
                                MessageBoardEndpoint.class, "/").encoders(
                                        encoders).build()).build())
                .build();