boost::xml————又一次失败的尝试

尝试使用wptree来进行xml解析，又一次失败了，可以正常读取正常输出，但是使用wptree进行节点读取失败（乱码）

请看源码：

DealXml.h

 1 #pragma once
 2
 3 #include <string>
 4
 5 #include <boost/property_tree/ptree.hpp>
 6
 7 struct TestData
 8 {
 9     int var_int;
10     std::string var_string;
11     std::wstring var_wstring;
12
13 };
14
15 class DealXml
16 {
17 public:
18     typedef boost::property_tree::ptree ptree_type;
19     typedef boost::property_tree::wptree wptree_type;
20     DealXml(void);
21     ~DealXml(void);
22
23     bool read_xmlW(std::basic_istream<wptree_type::key_type::value_type>& bis);
24     bool write_xmlW(std::basic_ostream<wptree_type::key_type::value_type>& bos);
25     bool open_file_and_read_xmlW(const std::string &filepath);
26     bool open_file_and_write_xmlW(const std::string &filepath);
27 private:
28     ptree_type pt;
29     wptree_type wpt;
30     TestData m_TestData;
31 };

DealXml.cpp

  1 #include "DealXml.h"
  2
  3 #include <iostream>
  4 #include <fstream>
  5 #include <string>
  6
  7 #include <boost/property_tree/xml_parser.hpp>
  8 #include <boost/property_tree/detail/xml_parser_flags.hpp>
  9 #include <boost/foreach.hpp>
 10
 11 using namespace std;
 12 using namespace boost;
 13
 14 DealXml::DealXml(void)
 15 {
 16 }
 17
 18
 19 DealXml::~DealXml(void)
 20 {
 21 }
 22
 23 bool DealXml::read_xmlW(std::basic_istream<wptree_type::key_type::value_type>& bis)
 24 {
 25     bool is_success = false;
 26
 27     do
 28     {
 29         try
 30         {
 31             boost::property_tree::xml_parser::read_xml(bis, wpt, boost::property_tree::xml_parser::no_concat_text|boost::property_tree::xml_parser::trim_whitespace);
 32
 33             std::wstring wstr_test = wpt.get<std::wstring>(L"root.<xmlattr>.value");
 34
 35             BOOST_FOREACH( wptree_type::value_type &v, wpt.get_child(L"root") )
 36             {
 37                 if ( L"ceng1"==v.first )
 38                 {
 39                     //无法获取xml数据
 40                     m_TestData.var_wstring = v.second.get_value<std::wstring>(L"ceng1");
 41                     m_TestData.var_wstring = v.second.get_value<std::wstring>();
 42                     //wchar_t *p = v.second.get_value<wchar_t*>(L"ceng1");
 43                     //m_TestData.var_wstring = v.second.get<std::wstring>(L"ceng1");
 44                     //m_TestData.var_int = v.second.get_value<int>(L"ceng1");
 45                     //m_TestData.var_string = v.second.get_value<std::string>(L"ceng1");
 46                     //std::cout << v.second.get_value<std::wstring>(L"ceng1") << std::endl;
 47                     std::wcout << v.second.get_value<std::wstring>(L"ceng1") << std::endl;
 48                     is_success = true;
 49                 }
 50             }
 51
 52         }
 53         catch(const std::exception &e)
 54         {
 55             std::cout << e.what() << std::endl;
 56         }
 57
 58
 59     } while (false);
 60
 61     return is_success;
 62 }
 63 bool DealXml::write_xmlW(std::basic_ostream<wptree_type::key_type::value_type>& bos)
 64 {
 65     bool is_success = false;
 66
 67     do
 68     {
 69         try
 70         {
 71             boost::property_tree::xml_parser::xml_writer_settings<wchar_t> settings(L‘\t‘, 1, L"utf-8");
 72             boost::property_tree::xml_parser::write_xml<wptree_type>(bos, wpt, settings);
 73         }
 74         catch(const std::exception &e)
 75         {
 76             std::cout << e.what() << std::endl;
 77         }
 78
 79
 80     } while (false);
 81
 82     return is_success;
 83 }
 84 bool DealXml::open_file_and_read_xmlW(const std::string &filepath)
 85 {
 86     bool is_success = false;
 87
 88     do
 89     {
 90         try
 91         {
 92             std::basic_filebuf<wchar_t> bfb;
 93             if (bfb.open(filepath.c_str(), std::ios::in))
 94             {
 95                 std::basic_istream<wchar_t> bis(&bfb);
 96                 read_xmlW(bis);
 97                 bfb.close();
 98                 is_success = true;
 99             }
100         }
101         catch(const std::exception &e)
102         {
103             std::cout << e.what() << std::endl;
104         }
105
106
107     } while (false);
108
109     return is_success;
110 }
111 bool DealXml::open_file_and_write_xmlW(const std::string &filepath)
112 {
113     bool is_success = false;
114
115     do
116     {
117         try
118         {
119             std::basic_filebuf<wchar_t> bfb;
120             if (bfb.open(filepath.c_str(), std::ios::out))
121             {
122                 std::basic_ostream<wchar_t> bos(&bfb);
123                 write_xmlW(bos);
124                 bfb.close();
125                 is_success = true;
126             }
127         }
128         catch(const std::exception &e)
129         {
130             std::cout << e.what() << std::endl;
131         }
132
133
134     } while (false);
135
136     return is_success;
137 }

boost::xml————又一次失败的尝试