1/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
2// basic_xml_iarchive.ipp:
3
4// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
5// Use, modification and distribution is subject to the Boost Software
6// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
7// http://www.boost.org/LICENSE_1_0.txt)
8
9// See http://www.boost.org for updates, documentation, and revision history.
10
11#include <boost/assert.hpp>
12#include <cstddef> // NULL
13#include <cstring> // strlen
14#include <algorithm>
15
16#include <boost/serialization/throw_exception.hpp>
17#include <boost/archive/xml_archive_exception.hpp>
18#include <boost/archive/basic_xml_iarchive.hpp>
19#include <boost/serialization/tracking.hpp>
20
21namespace boost {
22namespace archive {
23
24/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
25// implementation of xml_text_archive
26
27template<class Archive>
28BOOST_ARCHIVE_OR_WARCHIVE_DECL void
29basic_xml_iarchive<Archive>::load_start(const char *name){
30 // if there's no name
31 if(NULL == name)
32 return;
33 bool result = this->This()->gimpl->parse_start_tag(this->This()->get_is());
34 if(true != result){
35 boost::serialization::throw_exception(
36 e: archive_exception(archive_exception::input_stream_error)
37 );
38 }
39 // don't check start tag at highest level
40 ++depth;
41}
42
43template<class Archive>
44BOOST_ARCHIVE_OR_WARCHIVE_DECL void
45basic_xml_iarchive<Archive>::load_end(const char *name){
46 // if there's no name
47 if(NULL == name)
48 return;
49 bool result = this->This()->gimpl->parse_end_tag(this->This()->get_is());
50 if(true != result){
51 boost::serialization::throw_exception(
52 e: archive_exception(archive_exception::input_stream_error)
53 );
54 }
55
56 // don't check start tag at highest level
57 if(0 == --depth)
58 return;
59
60 if(0 == (this->get_flags() & no_xml_tag_checking)){
61 // double check that the tag matches what is expected - useful for debug
62 std::size_t parameter_name_length = std::strlen(s: name);
63 std::size_t object_name_length = this->This()->gimpl->rv.object_name.size();
64
65 if(parameter_name_length != object_name_length
66 || ! std::equal(
67 this->This()->gimpl->rv.object_name.begin(),
68 this->This()->gimpl->rv.object_name.end(),
69 name
70 )
71 ){
72 boost::serialization::throw_exception(
73 e: xml_archive_exception(
74 xml_archive_exception::xml_archive_tag_mismatch,
75 name
76 )
77 );
78 }
79 }
80}
81
82template<class Archive>
83BOOST_ARCHIVE_OR_WARCHIVE_DECL void
84basic_xml_iarchive<Archive>::load_override(object_id_type & t){
85 t = object_id_type(this->This()->gimpl->rv.object_id);
86}
87
88template<class Archive>
89BOOST_ARCHIVE_OR_WARCHIVE_DECL void
90basic_xml_iarchive<Archive>::load_override(version_type & t){
91 t = version_type(this->This()->gimpl->rv.version);
92}
93
94template<class Archive>
95BOOST_ARCHIVE_OR_WARCHIVE_DECL void
96basic_xml_iarchive<Archive>::load_override(class_id_type & t){
97 t = class_id_type(this->This()->gimpl->rv.class_id);
98}
99
100template<class Archive>
101BOOST_ARCHIVE_OR_WARCHIVE_DECL void
102basic_xml_iarchive<Archive>::load_override(tracking_type & t){
103 t = this->This()->gimpl->rv.tracking_level;
104}
105
106template<class Archive>
107BOOST_ARCHIVE_OR_WARCHIVE_DECL
108basic_xml_iarchive<Archive>::basic_xml_iarchive(unsigned int flags) :
109 detail::common_iarchive<Archive>(flags),
110 depth(0)
111{}
112template<class Archive>
113BOOST_ARCHIVE_OR_WARCHIVE_DECL
114basic_xml_iarchive<Archive>::~basic_xml_iarchive(){
115}
116
117} // namespace archive
118} // namespace boost
119

source code of boost/libs/serialization/include/boost/archive/impl/basic_xml_iarchive.ipp