anchor.diff:        }
           
       }
  -    //var JSONoutput = JSON.encode(nicknames);
       return new JSONResponse(nicknames);
     }
     shelf.Response Upload(shelf.Request req){
  
positive.code:     var nickname = req.url.queryParameters["nickname"];
      var source = req.url.queryParameters["source"];
      print('$source, $nickname');
      var tempFile = new File.fromUri(new Uri.file('../tmp/test.txt'));
      
      /*
      Future<File> copyFuture = tempFile.copy(source);
      copyFuture.catchError((fail){
        return new FailResponse();
      });
      */
      return new SuccessResponse();
    }
    
  
negative.code:       print(exception);
        return new FailResponse();
      }
    
      return new SuccessResponse();
    }
    
  