/**
  * Method user to get from the person service the person that has the id offered as parameter.
  *
  * @param id the id of the person that will be returned from the database
  * @return person object with the id offered as parameter
  */
 @GET
 @Path("/select")
 public Person getPerson(@QueryParam("id") int id) {
   return personService.get(id);
 }