public FilterModelBuildingRequest setModelSource(ModelSource modelSource) {
        request.setModelSource(modelSource);

        return this;
    }

    @Override
    public int getValidationLevel() {
        return request.getValidationLevel();
    }

    @Override
    public FilterModelBuildingRequest setValidationLevel(int validationLevel) {
        request.setValidationLevel(validationLevel);

        return this;