@PUT
 @Path("{idStudent}")
 public Response change(
     Student student,
     @HeaderParam("idUser") String idUser,
     @HeaderParam("passUser") String password,
     @PathParam("idStudent") Long idStudent) {
   helperService.validateUser(idUser, password);
   student.setIdStudent(idStudent);
   student = studentService.change(student);
   return Response.ok().entity(student).build();
 }