@POST
 @Path("/")
 public Response add(Timer timer) {
   hasAccessTimer(timer);
   TimerUtils.addTimer(timer);
   return RestUtils.getResponse(Status.CREATED);
 }
 @POST
 @Path("/disable")
 public Response disable(List<Integer> ids) {
   updateTimerIds(ids);
   TimerUtils.disableTimers(ids);
   return RestUtils.getResponse(Status.NO_CONTENT);
 }
 @PUT
 @Path("/")
 public Response update(Timer timer) {
   hasAccessTimer(timer);
   TimerUtils.updateTimer(timer);
   return RestUtils.getResponse(Status.NO_CONTENT);
 }