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src/boost/archive/impl/xml_wiarchive_impl.ipp  view on Meta::CPAN

BOOST_WARCHIVE_DECL(void)
xml_wiarchive_impl<Archive>::load(char * s){
    std::wstring ws;
    bool result = gimpl->parse_string(is, ws);
    if(! result)
        boost::serialization::throw_exception(
            xml_archive_exception(xml_archive_exception::xml_archive_parsing_error)
        );
    copy_to_ptr(s, ws);
}

#ifndef BOOST_NO_INTRINSIC_WCHAR_T
template<class Archive>
BOOST_WARCHIVE_DECL(void)
xml_wiarchive_impl<Archive>::load(wchar_t * ws){
    std::wstring twstring;
    bool result = gimpl->parse_string(is, twstring);
    if(! result)
        boost::serialization::throw_exception(
            xml_archive_exception(xml_archive_exception::xml_archive_parsing_error)
        );
    std::memcpy(ws, twstring.c_str(), twstring.size());
    ws[twstring.size()] = L'\0';
}
#endif

template<class Archive>
BOOST_WARCHIVE_DECL(void)
xml_wiarchive_impl<Archive>::load_override(class_name_type & t, int){
    const std::wstring & ws = gimpl->rv.class_name;
    if(ws.size() > BOOST_SERIALIZATION_MAX_KEY_SIZE - 1)
        boost::serialization::throw_exception(
            archive_exception(archive_exception::invalid_class_name)
        );
    copy_to_ptr(t, ws);
}

template<class Archive>
BOOST_WARCHIVE_DECL(void)
xml_wiarchive_impl<Archive>::init(){
    gimpl->init(is);
    this->set_library_version(
        library_version_type(gimpl->rv.version)
    );
}

template<class Archive>
BOOST_WARCHIVE_DECL(BOOST_PP_EMPTY())
xml_wiarchive_impl<Archive>::xml_wiarchive_impl(
    std::wistream &is_,
    unsigned int flags
) :
    basic_text_iprimitive<std::wistream>(
        is_, 
        true // don't change the codecvt - use the one below
    ),
    basic_xml_iarchive<Archive>(flags),
    gimpl(new xml_wgrammar())
{
    if(0 == (flags & no_codecvt)){
        archive_locale.reset(
            add_facet(
                std::locale::classic(),
                new boost::archive::detail::utf8_codecvt_facet
            )
        );
        is.imbue(* archive_locale);
    }
    if(0 == (flags & no_header)){
        BOOST_TRY{
            this->init();
        }
        BOOST_CATCH(...){
            delete gimpl;
            #ifndef BOOST_NO_EXCEPTIONS
                throw; // re-throw
            #endif
        }
        BOOST_CATCH_END
    }
}

template<class Archive>
BOOST_WARCHIVE_DECL(BOOST_PP_EMPTY())
xml_wiarchive_impl<Archive>::~xml_wiarchive_impl(){
    if(0 == (this->get_flags() & no_header)){
        BOOST_TRY{
            gimpl->windup(is);
        }
        BOOST_CATCH(...){}
        BOOST_CATCH_END
    }
    delete gimpl;
}

} // namespace archive
} // namespace boost

#endif  // BOOST_NO_STD_WSTREAMBUF