code: @Override
    public void collectUnsupportedStatuses(
        FilterAdapterContext context,
        FilterList filter,
        List<FilterSupportStatus> unsupportedStatuses) {
      for (Filter subFilter : filter.getFilters()) {
        subFilterAdapter.collectUnsupportedStatuses(context, subFilter, unsupportedStatuses);
      }
    }
docs: {@inheritDoc}