#ifndef BOOST_ARCHIVE_BASIC_XML_IARCHIVE_HPP #define BOOST_ARCHIVE_BASIC_XML_IARCHIVE_HPP // MS compatible compilers support #pragma once #if defined(_MSC_VER) # pragma once #endif /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8 // basic_xml_iarchive.hpp // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com . // Use, modification and distribution is subject to the Boost Software // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at // http://www.boost.org/LICENSE_1_0.txt) // See http://www.boost.org for updates, documentation, and revision history. #include <boost/config.hpp> #include <boost/serialization/pfto.hpp> #include <boost/detail/workaround.hpp> #include <boost/archive/detail/common_iarchive.hpp> #include <boost/serialization/nvp.hpp> #include <boost/serialization/string.hpp> #include <boost/mpl/assert.hpp> #include <boost/archive/detail/abi_prefix.hpp> // must be the last header #ifdef BOOST_MSVC # pragma warning(push) # pragma warning(disable : 4511 4512) #endif namespace boost { namespace archive { namespace detail { template<class Archive> class interface_iarchive; } // namespace detail ///////////////////////////////////////////////////////////////////////// // class xml_iarchive - read serialized objects from a input text stream template<class Archive> class basic_xml_iarchive : public detail::common_iarchive<Archive> { #ifdef BOOST_NO_MEMBER_TEMPLATE_FRIENDS public: #else protected: #if BOOST_WORKAROUND(BOOST_MSVC, < 1500) // for some inexplicable reason insertion of "class" generates compile erro // on msvc 7.1 friend detail::interface_iarchive<Archive>; #else friend class detail::interface_iarchive<Archive>; #endif #endif unsigned int depth; BOOST_ARCHIVE_OR_WARCHIVE_DECL(void) load_start(const char *name); BOOST_ARCHIVE_OR_WARCHIVE_DECL(void) load_end(const char *name); // Anything not an attribute and not a name-value pair is an // should be trapped here. template<class T> void load_override(T & t, BOOST_PFTO int) { // If your program fails to compile here, its most likely due to // not specifying an nvp wrapper around the variable to // be serialized. BOOST_MPL_ASSERT((serialization::is_wrapper< T >)); this->detail_common_iarchive::load_override(t, 0); } // Anything not an attribute - see below - should be a name value // pair and be processed here typedef detail::common_iarchive<Archive> detail_common_iarchive; template<class T> void load_override( #ifndef BOOST_NO_FUNCTION_TEMPLATE_ORDERING const #endif boost::serialization::nvp< T > & t, int ){ this->This()->load_start(t.name()); this->detail_common_iarchive::load_override(t.value(), 0); this->This()->load_end(t.name()); } // specific overrides for attributes - handle as // primitives. These are not name-value pairs // so they have to be intercepted here and passed on to load. // although the class_id is included in the xml text file in order // to make the file self describing, it isn't used when loading // an xml archive. So we can skip it here. Note: we MUST override // it otherwise it will be loaded as a normal primitive w/o tag and // leaving the archive in an undetermined state void load_override(class_id_optional_type & /* t */, int){} BOOST_ARCHIVE_OR_WARCHIVE_DECL(void) load_override(object_id_type & t, int); BOOST_ARCHIVE_OR_WARCHIVE_DECL(void) load_override(version_type & t, int); BOOST_ARCHIVE_OR_WARCHIVE_DECL(void) load_override(class_id_type & t, int); BOOST_ARCHIVE_OR_WARCHIVE_DECL(void) load_override(tracking_type & t, int); // class_name_type can't be handled here as it depends upon the // char type used by the stream. So require the derived implementation // handle this. // void load_override(class_name_type & t, int); BOOST_ARCHIVE_OR_WARCHIVE_DECL(BOOST_PP_EMPTY()) basic_xml_iarchive(unsigned int flags); BOOST_ARCHIVE_OR_WARCHIVE_DECL(BOOST_PP_EMPTY()) ~basic_xml_iarchive(); }; } // namespace archive } // namespace boost #ifdef BOOST_MSVC #pragma warning(pop) #endif #include <boost/archive/detail/abi_suffix.hpp> // pops abi_suffix.hpp pragmas #endif // BOOST_ARCHIVE_BASIC_XML_IARCHIVE_HPP