public void setId(String id) {
   if (id != null) {
     this.model = ordersService.get(id);
   }
   this.id = id;
 }
 // PUT /orders/1
 public String update() {
   ordersService.save(model);
   addActionMessage("Order updated successfully");
   return "success";
 }
 // DELETE /orders/1
 public String destroy() {
   ordersService.remove(id);
   addActionMessage("Order removed successfully");
   return "success";
 }
 // POST /orders
 public HttpHeaders create() {
   ordersService.save(model);
   addActionMessage("New order created successfully");
   return new DefaultHttpHeaders("success").setLocationId(model.getId());
 }
 // GET /orders
 public HttpHeaders index() {
   list = ordersService.getAll();
   return new DefaultHttpHeaders("index").disableCaching();
 }