public void SetGroup(HttpContext context, string groupId) { if (context.Request.Payload.Length > 0) { string json = context.Request.Payload.ReadAll(); Group group = JsonSerializer.DeserializeJson <Group>(json); int id = ApiBase.ParseId(groupId); if (group == null) { throw new BadRequestException(BadRequestException.MSG_INVALID_PAYLOAD); } else { _groupHandler.ChangeName(id, group.Name); Group response = _groupHandler.GetGroup(id); string jsonResponse = JsonSerializer.SerializeJson(response); context.Response.Payload.Write(jsonResponse); context.Response.Status = HttpStatus.OK; } } else { throw new BadRequestException(BadRequestException.MSG_PAYLOAD_EXPECTED); } }