/** PUT /parameters -> Updates an existing parameter. */
 @RequestMapping(
     value = "/parameters",
     method = RequestMethod.PUT,
     produces = MediaType.APPLICATION_JSON_VALUE)
 @Timed
 public ResponseEntity<Parameter> updateParameter(@Valid @RequestBody Parameter parameter)
     throws URISyntaxException {
   log.debug("REST request to update Parameter : {}", parameter);
   if (parameter.getId() == null) {
     return createParameter(parameter);
   }
   Parameter result = parameterRepository.save(parameter);
   return ResponseEntity.ok()
       .headers(HeaderUtil.createEntityUpdateAlert("parameter", parameter.getId().toString()))
       .body(result);
 }
 /** POST /parameters -> Create a new parameter. */
 @RequestMapping(
     value = "/parameters",
     method = RequestMethod.POST,
     produces = MediaType.APPLICATION_JSON_VALUE)
 @Timed
 public ResponseEntity<Parameter> createParameter(@Valid @RequestBody Parameter parameter)
     throws URISyntaxException {
   log.debug("REST request to save Parameter : {}", parameter);
   if (parameter.getId() != null) {
     return ResponseEntity.badRequest()
         .headers(
             HeaderUtil.createFailureAlert(
                 "parameter", "idexists", "A new parameter cannot already have an ID"))
         .body(null);
   }
   Parameter result = parameterRepository.save(parameter);
   return ResponseEntity.created(new URI("/api/parameters/" + result.getId()))
       .headers(HeaderUtil.createEntityCreationAlert("parameter", result.getId().toString()))
       .body(result);
 }