@POST
 @Consumes(MediaType.APPLICATION_JSON)
 @Produces(MediaType.APPLICATION_JSON)
 @Timed
 @UnitOfWork
 public Orchestration create(Orchestration entity) {
   entity.setState(OrchestrationState.Initialized);
   LocalDateTime now = LocalDateTime.now();
   entity.setCreated(now);
   entity.setLastModified(now);
   return dao.save(entity);
 }
 @POST
 @Path("{id}/stop")
 @Consumes(MediaType.APPLICATION_JSON)
 @Produces(MediaType.APPLICATION_JSON)
 @Timed
 @UnitOfWork
 public Orchestration stop(@PathParam("id") LongParam id) {
   Optional<Orchestration> ent = dao.find(id.get());
   if (!ent.isPresent()) {
     throw new NotFoundException("Orchestration " + id.get() + " not found");
   }
   Orchestration entity = ent.get();
   boolean result = engine.stop(entity);
   if (result) {
     entity.setState(OrchestrationState.Stopped);
     entity.setLastModified(LocalDateTime.now());
     dao.save(entity);
   }
   return entity;
 }