#ifndef JASON_SPIRIT_UTILS #define JASON_SPIRIT_UTILS /* Copyright (c) 2007-2009 John W Wilkinson This source code can be used for any purpose as long as this comment is retained. */ // json spirit version 4.00 #if defined(_MSC_VER) && (_MSC_VER >= 1020) # pragma once #endif #include "json_spirit_value.h" #include <map> namespace json_spirit { template< class Obj_t, class Map_t > void obj_to_map( const Obj_t& obj, Map_t& mp_obj ) { mp_obj.clear(); for( typename Obj_t::const_iterator i = obj.begin(); i != obj.end(); ++i ) { mp_obj[ i->name_ ] = i->value_; } } template< class Obj_t, class Map_t > void map_to_obj( const Map_t& mp_obj, Obj_t& obj ) { obj.clear(); for( typename Map_t::const_iterator i = mp_obj.begin(); i != mp_obj.end(); ++i ) { obj.push_back( typename Obj_t::value_type( i->first, i->second ) ); } } typedef std::map< std::string, Value > Mapped_obj; #ifndef BOOST_NO_STD_WSTRING typedef std::map< std::wstring, wValue > wMapped_obj; #endif template< class Object_type, class String_type > const typename Object_type::value_type::Value_type& find_value( const Object_type& obj, const String_type& name ) { for( typename Object_type::const_iterator i = obj.begin(); i != obj.end(); ++i ) { if( i->name_ == name ) { return i->value_; } } return Object_type::value_type::Value_type::null; } } #endif
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Math Primers for Programmers
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