]>
Commit | Line | Data |
---|---|---|
7c673cae FG |
1 | #ifndef BOOST_ARCHIVE_BASIC_XML_IARCHIVE_HPP |
2 | #define BOOST_ARCHIVE_BASIC_XML_IARCHIVE_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_iarchive.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 | ||
22 | #include <boost/archive/detail/common_iarchive.hpp> | |
23 | #include <boost/serialization/nvp.hpp> | |
24 | #include <boost/serialization/string.hpp> | |
25 | ||
26 | #include <boost/archive/detail/abi_prefix.hpp> // must be the last header | |
27 | ||
28 | #ifdef BOOST_MSVC | |
29 | # pragma warning(push) | |
30 | # pragma warning(disable : 4511 4512) | |
31 | #endif | |
32 | ||
33 | namespace boost { | |
34 | namespace archive { | |
35 | ||
36 | namespace detail { | |
37 | template<class Archive> class interface_iarchive; | |
38 | } // namespace detail | |
39 | ||
40 | ///////////////////////////////////////////////////////////////////////// | |
41 | // class basic_xml_iarchive - read serialized objects from a input text stream | |
42 | template<class Archive> | |
43 | class BOOST_SYMBOL_VISIBLE basic_xml_iarchive : | |
44 | public detail::common_iarchive<Archive> | |
45 | { | |
46 | unsigned int depth; | |
47 | #ifdef BOOST_NO_MEMBER_TEMPLATE_FRIENDS | |
48 | public: | |
49 | #else | |
50 | protected: | |
51 | friend class detail::interface_iarchive<Archive>; | |
52 | #endif | |
53 | BOOST_ARCHIVE_OR_WARCHIVE_DECL void | |
54 | load_start(const char *name); | |
55 | BOOST_ARCHIVE_OR_WARCHIVE_DECL void | |
56 | load_end(const char *name); | |
57 | ||
58 | // Anything not an attribute and not a name-value pair is an | |
59 | // should be trapped here. | |
60 | template<class T> | |
61 | void load_override(T & t) | |
62 | { | |
63 | // If your program fails to compile here, its most likely due to | |
64 | // not specifying an nvp wrapper around the variable to | |
65 | // be serialized. | |
66 | BOOST_MPL_ASSERT((serialization::is_wrapper< T >)); | |
67 | this->detail_common_iarchive::load_override(t); | |
68 | } | |
69 | ||
70 | // Anything not an attribute - see below - should be a name value | |
71 | // pair and be processed here | |
72 | typedef detail::common_iarchive<Archive> detail_common_iarchive; | |
73 | template<class T> | |
74 | void load_override( | |
75 | const boost::serialization::nvp< T > & t | |
76 | ){ | |
77 | this->This()->load_start(t.name()); | |
78 | this->detail_common_iarchive::load_override(t.value()); | |
79 | this->This()->load_end(t.name()); | |
80 | } | |
81 | ||
82 | // specific overrides for attributes - handle as | |
83 | // primitives. These are not name-value pairs | |
84 | // so they have to be intercepted here and passed on to load. | |
85 | // although the class_id is included in the xml text file in order | |
86 | // to make the file self describing, it isn't used when loading | |
87 | // an xml archive. So we can skip it here. Note: we MUST override | |
88 | // it otherwise it will be loaded as a normal primitive w/o tag and | |
89 | // leaving the archive in an undetermined state | |
90 | BOOST_ARCHIVE_OR_WARCHIVE_DECL void | |
91 | load_override(class_id_type & t); | |
b32b8144 | 92 | void load_override(class_id_optional_type & /* t */){} |
7c673cae FG |
93 | BOOST_ARCHIVE_OR_WARCHIVE_DECL void |
94 | load_override(object_id_type & t); | |
95 | BOOST_ARCHIVE_OR_WARCHIVE_DECL void | |
96 | load_override(version_type & t); | |
97 | BOOST_ARCHIVE_OR_WARCHIVE_DECL void | |
98 | load_override(tracking_type & t); | |
99 | // class_name_type can't be handled here as it depends upon the | |
100 | // char type used by the stream. So require the derived implementation | |
101 | // handle this. | |
102 | // void load_override(class_name_type & t); | |
103 | ||
104 | BOOST_ARCHIVE_OR_WARCHIVE_DECL | |
105 | basic_xml_iarchive(unsigned int flags); | |
106 | BOOST_ARCHIVE_OR_WARCHIVE_DECL | |
107 | ~basic_xml_iarchive(); | |
108 | }; | |
109 | ||
110 | } // namespace archive | |
111 | } // namespace boost | |
112 | ||
113 | #ifdef BOOST_MSVC | |
114 | #pragma warning(pop) | |
115 | #endif | |
116 | ||
117 | #include <boost/archive/detail/abi_suffix.hpp> // pops abi_suffix.hpp pragmas | |
118 | ||
119 | #endif // BOOST_ARCHIVE_BASIC_XML_IARCHIVE_HPP |