@PUT
 @Consumes(MediaType.APPLICATION_JSON)
 public Response update(@RequestBody Container container) {
   service.update(container);
   return Response.status(200).build();
 }
 @POST
 @Consumes(MediaType.APPLICATION_JSON)
 public void create(@RequestBody Container container) {
   service.create(container);
 }
 @DELETE
 public Response delete(@QueryParam("id") int id) {
   service.delete(Long.valueOf(id));
   return Response.status(200).build();
 }
 @GET
 @Produces(MediaType.APPLICATION_JSON)
 public List<Container> getContainers() {
   return service.containers();
 }