@RequestMapping(value = "/deleteLinksUser", method = RequestMethod.POST)
 public ResponseEntity<Boolean> deleteLinksUser(
     @RequestParam(value = "username") String username, HttpServletRequest request) {
   logger.info("Requested deletion of links from user with username " + username);
   boolean borrado = false;
   if (username != null && !username.equals("")) {
     shortURLRepositoryExtended.deleteByUsername(username);
     borrado = true;
   }
   if (borrado) {
     return new ResponseEntity<>(borrado, HttpStatus.ACCEPTED);
   } else {
     return new ResponseEntity<>(HttpStatus.BAD_REQUEST);
   }
 }