1 // Boost.Bimap
2 //
3 // Copyright (c) 2006-2007 Matias Capeletto
4 //
5 // Distributed under the Boost Software License, Version 1.0.
6 // (See accompanying file LICENSE_1_0.txt or copy at
7 // http://www.boost.org/LICENSE_1_0.txt)
8
9 // VC++ 8.0 warns on usage of certain Standard Library and API functions that
10 // can be cause buffer overruns or other possible security issues if misused.
11 // See https://web.archive.org/web/20071014014301/http://msdn.microsoft.com/msdnmag/issues/05/05/SafeCandC/default.aspx
12 // But the wording of the warning is misleading and unsettling, there are no
13 // portable alternative functions, and VC++ 8.0's own libraries use the
14 // functions in question. So turn off the warnings.
15 #define _CRT_SECURE_NO_DEPRECATE
16 #define _SCL_SECURE_NO_DEPRECATE
17
18 // Boost.Bimap Example
19 //-----------------------------------------------------------------------------
20
21 #include <boost/config.hpp>
22
23 #include <string>
24 #include <iostream>
25
26 #include <boost/bimap/bimap.hpp>
27 #include <boost/bimap/multiset_of.hpp>
28
29 using namespace boost::bimaps;
30
31
tutorial_about_info_hook()32 void tutorial_about_info_hook()
33 {
34 //[ code_tutorial_info_hook_first
35
36 typedef bimap<
37
38 multiset_of< std::string >, // author
39 set_of< std::string >, // title
40
41 with_info< std::string > // abstract
42
43 > bm_type;
44 typedef bm_type::value_type book;
45
46 bm_type bm;
47
48 bm.insert(
49
50 book( "Bjarne Stroustrup" , "The C++ Programming Language",
51
52 "For C++ old-timers, the first edition of this book is"
53 "the one that started it all—the font of our knowledge." )
54 );
55
56
57 // Print the author of the bible
58 std::cout << bm.right.at("The C++ Programming Language");
59
60 // Print the abstract of this book
61 bm_type::left_iterator i = bm.left.find("Bjarne Stroustrup");
62 std::cout << i->info;
63 //]
64
65 // Contrary to the two key types, the information will be mutable
66 // using iterators.
67
68 //[ code_tutorial_info_hook_mutable
69
70 i->info += "More details about this book";
71 //]
72
73 // A new function is included in unique map views: info_at(key), that
74 // mimics the standard at(key) function but returned the associated
75 // information instead of the data.
76
77 //[ code_tutorial_info_hook_info_at
78
79 // Print the new abstract
80 std::cout << bm.right.info_at("The C++ Programming Language");
81 //]
82 }
83
84 struct author {};
85 struct title {};
86 struct abstract {};
87
tutorial_about_tagged_info_hook()88 void tutorial_about_tagged_info_hook()
89 {
90 //[ code_tutorial_info_hook_tagged_info
91
92 typedef bimap<
93
94 multiset_of< tagged< std::string, author > >,
95 set_of< tagged< std::string, title > >,
96
97 with_info< tagged< std::string, abstract > >
98
99 > bm_type;
100 typedef bm_type::value_type book;
101
102 bm_type bm;
103
104 bm.insert(
105
106 book( "Bjarne Stroustrup" , "The C++ Programming Language",
107
108 "For C++ old-timers, the first edition of this book is"
109 "the one that started it all—the font of our knowledge." )
110 );
111
112 // Print the author of the bible
113 std::cout << bm.by<title>().at("The C++ Programming Language");
114
115 // Print the abstract of this book
116 bm_type::map_by<author>::iterator i = bm.by<author>().find("Bjarne Stroustrup");
117 std::cout << i->get<abstract>();
118
119 // Contrary to the two key types, the information will be mutable
120 // using iterators.
121
122 i->get<abstract>() += "More details about this book";
123
124 // Print the new abstract
125 std::cout << bm.by<title>().info_at("The C++ Programming Language");
126 //]
127 }
128
129
bimap_without_an_info_hook()130 void bimap_without_an_info_hook()
131 {
132 //[ code_tutorial_info_hook_nothing
133
134 typedef bimap<
135
136 multiset_of< std::string >, // author
137 set_of< std::string > // title
138
139 > bm_type;
140 typedef bm_type::value_type book;
141
142 bm_type bm;
143
144 bm.insert( book( "Bjarne Stroustrup" , "The C++ Programming Language" ) );
145 bm.insert( book( "Scott Meyers" , "Effective C++" ) );
146 bm.insert( book( "Andrei Alexandrescu" , "Modern C++ Design" ) );
147
148 // Print the author of Modern C++
149 std::cout << bm.right.at( "Modern C++ Design" );
150 //]
151 }
152
153
main()154 int main()
155 {
156 tutorial_about_info_hook();
157 tutorial_about_tagged_info_hook();
158 bimap_without_an_info_hook();
159
160 return 0;
161 }
162
163
164