boost::xml_parser 读取xml

boost::xml_parser 处理xml

---------debug_settings.xml--------

<root>
  <strage name="asd" alias="13" classId="13.22">r
    <id>12</id>  
    <name>"jack"</name>  
    <accout>"0001"</accout>
  </strage>
 <strage name="abbasd" alias="14" classId="14.22">abb
    <id >13</id>  
    <name>"toni"</name>  
    <accout>"0002"</accout>
  </strage>
 <strage name="assasd" alias="15" classId="15.44">ass
    <id >14</id>  
    <name>"hate"</name>  
    <accout>"0003"</accout>
  </strage>
</root>

--------main.cpp--------

#include <boost/property_tree/ptree.hpp>

#include <boost/property_tree/xml_parser.hpp>

#include <boost/algorithm/string.hpp>

#include <boost/foreach.hpp>

#include <string>

#include <set>

#include <vector>

#include <exception>

#include <iostream>

 

using namespace std;

 

static const string str_node_name[] = {"id","name","accout"};

 

struct xmlStageDetail

{

    string id;

    string name;

    string accout;

};

 

int load(const char* filename,vector<xmlStageDetail>*m_xml_detail)

{

    xmlStageDetail xml_stage_detail;

    using boost::property_tree::ptree;

    ptree pt;

    ptree root;

    try

    {

        read_xml(filename, pt);

        cout << "获取数据" << pt.data()<< endl;

        root = pt.get_child("root");

    }

    catch (std::exception& e)

    {

        std::cout << "Error: " << e.what() << endl;

        return -1;

    }

 

    cout << "root的长度：" << root.size() << endl;

    int ita = pt.get<int>("root.strage.id");

    string cattr = pt.get<string>("root.strage.<xmlattr>.name");

    cout << "root.strage.id:" << ita << "\troot.strage.<xmlattr>.name:" << cattr << endl;

 

    for (ptree::iterator itr = root.begin();itr!=root.end();itr++)

    {

        ptree strage = itr->second;

       

        string ssv = strage.data();

        string sattr = strage.get<string>("<xmlattr>.name");

        int iattr = strage.get<int>("<xmlattr>.alias");

        float fattr = strage.get<float>("<xmlattr>.classId");

        boost::trim<string>(ssv); // 去除首尾空格

        cout << ssv << "[\tname:" << sattr << "\talias:" << iattr<< "\tclassid:" << fattr << endl;

        for (int i = 0;i<3;i++)

        {

            ptree pt;

            string str_value;

            try

            {

                pt = strage.get_child(str_node_name[i]);

                str_value = pt.data();

                cout << str_value << endl;

            }

            catch (std::exception& e)

            {

                cout<< str_value <<"解析错误:" << e.what() << endl;

                return -1;

            }

            switch (i)

            {

            case 0:

                xml_stage_detail.id = str_value;

                break;

            case 1:

                xml_stage_detail.name = str_value;

 

                break;

            case 2:

                xml_stage_detail.accout = str_value;

 

                break;

            }

 

        }

        m_xml_detail->push_back(xml_stage_detail);

    }

    return 0;

 

}

 

 

int main()

{

    vector<xmlStageDetail>m_xml_detail;

    try

    {

        load("debug_settings.xml",&m_xml_detail);

        std::cout << "Success\n";

    }

    catch (std::exception &e)

    {

        std::cout << "Error: " << e.what() << endl;

        return -1;

    }

    return 0;

}

运行结果如下：