@Nullable
      @Override
      protected Object getAbstractColumnValue(MemberInfo memberInfo) {
        if (isExtractAsEnum()) {
          final PsiMember member = memberInfo.getMember();
          if (isConstantField(member)) {
            return Boolean.valueOf(enumConstants.contains(memberInfo));
          }
        }
        return null;
      }
@Nullable
      @Override
      protected Object getAbstractColumnValue(MemberInfo memberInfo)