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 <fstream> 24 #include <string> 25 #include <cassert> 26 27 #include <boost/bimap/bimap.hpp> 28 29 #include <boost/archive/text_oarchive.hpp> 30 #include <boost/archive/text_iarchive.hpp> 31 32 using namespace boost::bimaps; 33 main()34int main() 35 { 36 //[ code_bimap_and_boost_serialization 37 38 typedef bimap< std::string, int > bm_type; 39 40 // Create a bimap and serialize it to a file 41 { 42 bm_type bm; 43 bm.insert( bm_type::value_type("one",1) ); 44 bm.insert( bm_type::value_type("two",2) ); 45 46 std::ofstream ofs("data"); 47 boost::archive::text_oarchive oa(ofs); 48 49 oa << const_cast<const bm_type&>(bm); /*< 50 We must do a const cast because Boost.Serialization archives 51 only save const objects. Read Boost.Serializartion docs for the 52 rationale behind this decision >*/ 53 54 /*<< We can only serialize iterators if the bimap was serialized first. 55 Note that the const cast is not required here because we create 56 our iterators as const. >>*/ 57 const bm_type::left_iterator left_iter = bm.left.find("two"); 58 oa << left_iter; 59 60 const bm_type::right_iterator right_iter = bm.right.find(1); 61 oa << right_iter; 62 } 63 64 // Load the bimap back 65 { 66 bm_type bm; 67 68 std::ifstream ifs("data", std::ios::binary); 69 boost::archive::text_iarchive ia(ifs); 70 71 ia >> bm; 72 73 assert( bm.size() == 2 ); 74 75 bm_type::left_iterator left_iter; 76 ia >> left_iter; 77 78 assert( left_iter->first == "two" ); 79 80 bm_type::right_iterator right_iter; 81 ia >> right_iter; 82 83 assert( right_iter->first == 1 ); 84 } 85 //] 86 87 return 0; 88 } 89 90