1 #ifndef BOOST_ARCHIVE_BASIC_XML_OARCHIVE_HPP 2 #define BOOST_ARCHIVE_BASIC_XML_OARCHIVE_HPP 3 4 // MS compatible compilers support #pragma once 5 #if defined(_MSC_VER) 6 # pragma once 7 #endif 8 9 /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8 10 // basic_xml_oarchive.hpp 11 12 // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com . 13 // Use, modification and distribution is subject to the Boost Software 14 // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at 15 // http://www.boost.org/LICENSE_1_0.txt) 16 17 // See http://www.boost.org for updates, documentation, and revision history. 18 19 #include <boost/config.hpp> 20 #include <boost/mpl/assert.hpp> 21 #include <boost/detail/workaround.hpp> 22 23 #include <boost/archive/detail/common_oarchive.hpp> 24 25 #include <boost/serialization/nvp.hpp> 26 #include <boost/serialization/tracking.hpp> 27 #include <boost/serialization/string.hpp> 28 29 30 #include <boost/archive/detail/abi_prefix.hpp> // must be the last header 31 32 #ifdef BOOST_MSVC 33 # pragma warning(push) 34 # pragma warning(disable : 4511 4512) 35 #endif 36 37 namespace boost { 38 namespace archive { 39 40 namespace detail { 41 template<class Archive> class interface_oarchive; 42 } // namespace detail 43 44 ////////////////////////////////////////////////////////////////////// 45 // class basic_xml_oarchive - write serialized objects to a xml output stream 46 template<class Archive> 47 class BOOST_SYMBOL_VISIBLE basic_xml_oarchive : 48 public detail::common_oarchive<Archive> 49 { 50 #ifdef BOOST_NO_MEMBER_TEMPLATE_FRIENDS 51 public: 52 #else 53 protected: 54 #endif 55 #if BOOST_WORKAROUND(BOOST_MSVC, < 1500) 56 // for some inexplicable reason insertion of "class" generates compile erro 57 // on msvc 7.1 58 friend detail::interface_oarchive<Archive>; 59 #else 60 friend class detail::interface_oarchive<Archive>; 61 #endif 62 friend class save_access; 63 // special stuff for xml output 64 unsigned int depth; 65 bool indent_next; 66 bool pending_preamble; 67 BOOST_ARCHIVE_OR_WARCHIVE_DECL void 68 indent(); 69 BOOST_ARCHIVE_OR_WARCHIVE_DECL void 70 init(); 71 BOOST_ARCHIVE_OR_WARCHIVE_DECL void 72 write_attribute( 73 const char *attribute_name, 74 int t, 75 const char *conjunction = "=\"" 76 ); 77 BOOST_ARCHIVE_OR_WARCHIVE_DECL void 78 write_attribute( 79 const char *attribute_name, 80 const char *key 81 ); 82 // helpers used below 83 BOOST_ARCHIVE_OR_WARCHIVE_DECL void 84 save_start(const char *name); 85 BOOST_ARCHIVE_OR_WARCHIVE_DECL void 86 save_end(const char *name); 87 BOOST_ARCHIVE_OR_WARCHIVE_DECL void 88 end_preamble(); 89 90 // Anything not an attribute and not a name-value pair is an 91 // error and should be trapped here. 92 template<class T> save_override(T & t)93 void save_override(T & t) 94 { 95 // If your program fails to compile here, its most likely due to 96 // not specifying an nvp wrapper around the variable to 97 // be serialized. 98 BOOST_MPL_ASSERT((serialization::is_wrapper< T >)); 99 this->detail_common_oarchive::save_override(t); 100 } 101 102 // special treatment for name-value pairs. 103 typedef detail::common_oarchive<Archive> detail_common_oarchive; 104 template<class T> save_override(const::boost::serialization::nvp<T> & t)105 void save_override( 106 const ::boost::serialization::nvp< T > & t 107 ){ 108 this->This()->save_start(t.name()); 109 this->detail_common_oarchive::save_override(t.const_value()); 110 this->This()->save_end(t.name()); 111 } 112 113 // specific overrides for attributes - not name value pairs so we 114 // want to trap them before the above "fall through" 115 BOOST_ARCHIVE_OR_WARCHIVE_DECL void 116 save_override(const object_id_type & t); 117 BOOST_ARCHIVE_OR_WARCHIVE_DECL void 118 save_override(const object_reference_type & t); 119 BOOST_ARCHIVE_OR_WARCHIVE_DECL void 120 save_override(const version_type & t); 121 BOOST_ARCHIVE_OR_WARCHIVE_DECL void 122 save_override(const class_id_type & t); 123 BOOST_ARCHIVE_OR_WARCHIVE_DECL void 124 save_override(const class_id_optional_type & t); 125 BOOST_ARCHIVE_OR_WARCHIVE_DECL void 126 save_override(const class_id_reference_type & t); 127 BOOST_ARCHIVE_OR_WARCHIVE_DECL void 128 save_override(const class_name_type & t); 129 BOOST_ARCHIVE_OR_WARCHIVE_DECL void 130 save_override(const tracking_type & t); 131 132 BOOST_ARCHIVE_OR_WARCHIVE_DECL 133 basic_xml_oarchive(unsigned int flags); 134 BOOST_ARCHIVE_OR_WARCHIVE_DECL 135 ~basic_xml_oarchive(); 136 }; 137 138 } // namespace archive 139 } // namespace boost 140 141 #ifdef BOOST_MSVC 142 #pragma warning(pop) 143 #endif 144 145 #include <boost/archive/detail/abi_suffix.hpp> // pops abi_suffix.hpp pragmas 146 147 #endif // BOOST_ARCHIVE_BASIC_XML_OARCHIVE_HPP 148