private void getObject(
      final DeleteObjectRequest request,
      final HttpServerResponse response,
      final String obj,
      final String notExists,
      final JsonObject context,
      final Consumer<Boolean> onResult) {
    objectStorage.getObject(
        request.getType(),
        request.getId(),
        ScopeUtils.getScope(request.getScope()),
        new FutureCallback<ObjectDO>() {
          @Override
          public void onSuccess(ObjectDO result) {
            if (result != null) {
              onResult.accept(true);
            } else {
              HttpHelper.processResponse(
                  "Object with id: " + request.getId() + " does not exist",
                  response,
                  HttpResponseStatus.BAD_REQUEST.code());
              context.put(obj, notExists);
              onResult.accept(true);
            }
          }

          @Override
          public void onFailure(Throwable t) {
            context.put(obj, notExists);
            onResult.accept(true);
          }
        });
  }
  private void deleteObject(
      DeleteObjectRequest request,
      final HttpServerResponse response,
      final Consumer<Boolean> onResult) {
    objectStorage.deleteObject(
        request.getType(),
        request.getId(),
        ScopeUtils.getScope(request.getScope()),
        new FutureCallback<ResultSet>() {
          @Override
          public void onSuccess(ResultSet result) {
            HttpHelper.processResponse(response);
            onResult.accept(true);
          }

          @Override
          public void onFailure(Throwable t) {
            logger.error("object delete failed with ", t);
            HttpHelper.processResponse(response, HttpResponseStatus.INTERNAL_SERVER_ERROR.code());
            onResult.accept(false);
          }
        });
  }