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From: Robert Ramey (ramey_at_[hidden])
Date: 2005-08-12 12:40:28

OK, it looks like this is a little out of whack and needs some work.

Robert Ramey

Jeff Flinn wrote:
> Robert,
> In using xml_archive_exception, I find that I need to #include
> <boost/archive/basic_xml_archive.hpp>. This required searching
> through the boost directory since the documentation does not mention
> this requirement. The only mention in the docs is to #include
> <boost/archive/archive_exception.hpp>, which is insufficient. I would
> have expected that xml_archive_exception is part of the interface for
> an xml_(i|o)archive and would be included when #include-ing
> <boost/archive/xml_(i|o)archive.hpp>. Alternatively, perhaps this
> class should be placed in <boost/archive/xml_archive_exception.hpp>
> and documented as such, to be consistent with
> <boost/archive/archive_exception.hpp>.
> Additionally, I find the overlap of exception_code misleading when
> debugging. I caught an archive_exception& and and code returns 0 -
> 'no_exception'( within the context of an archive_exception ). At this
> point what() returns null also. Of course, catching an
> xml_archive_exception helps because what() returns a reasonable
> description.
> I run into the above, when loading a file, but that file was
> generated by a legacy product(not xml or an archive). I had
> (erroneously)expected that xml_archive would throw an
> xml_archive_exception equivalent to
> exception_code==invalid_signature. It would be nice to have a some
> better granularity on archive_parsing_error, that would tell me that
> the input does not start with an xml header, or it's xml but not an
> xml_archive, or it passed those two, and some other error occurs.
> Thanks,
> Jeff Flinn

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