code: @Override
    public FilterSupportStatus isFilterSupported(
        FilterAdapterContext context, QualifierFilter filter) {
      // For range filters, we only support a single family:
      if (!CompareOp.EQUAL.equals(filter.getOperator())
          && filter.getComparator() instanceof BinaryComparator
          && context.getScan().numFamilies() != 1) {
        return SINGLE_FAMILY_REQUIRED;
      }
      // Support binary comparators and regex comparators with equal compare op:
      if ( !(filter.getComparator() instanceof BinaryComparator)
          && !isRegexAndSupported(filter)) {
        return UNSUPPORTED_COMPARABLE;
      }
      return FilterSupportStatus.SUPPORTED;
    }
docs: {@inheritDoc}