if (activeProfileIds == null) {
            activeProfileIds = new ArrayList<>();
        }

        return activeProfileIds;
    }

    @Override
    public DefaultModelBuildingRequest setActiveProfileIds(List<String> activeProfileIds) {
        if (activeProfileIds != null) {
            this.activeProfileIds = new ArrayList<>(activeProfileIds);
        } else {

            this.profiles = profiles;
            return this;
        }

        public ModelBuilderRequestBuilder activeProfileIds(List<String> activeProfileIds) {
            this.activeProfileIds = activeProfileIds;
            return this;
        }

        public ModelBuilderRequestBuilder inactiveProfileIds(List<String> inactiveProfileIds) {

     * Sets the identifiers of those profiles that should be activated by explicit demand.
     *
     * @param activeProfileIds The identifiers of those profiles to activate, may be {@code null}.
     * @return This request, never {@code null}.
     */
    ModelBuildingRequest setActiveProfileIds(List<String> activeProfileIds);

    /**
     * Gets the identifiers of those profiles that should be deactivated by explicit demand.
     *