C++__Read Section FiIe

#ifndef __SEC_FILE_H__
#define __SEC_FILE_H__

#include <string>
#include <vector>
#include <map>

using std::string;
using std::map;
using std::vector;

class SecFile
{
private:
    string path;
    static const char secComment = '#';
    vector<string> vFile;

public:
    int load(string path);
    string getPath();

    int getSec(string tag, vector<string>& vSec);
    int getMaps(string tag, map<string, string>& mKVs);
    int getKets(string tag, vector<string>& vKets);

    string getValue(string tag, string ket);
    string secToLine(string tag);

};

#endif //__SEC_FILE_H__

#include "secfile.h"
#include "stringutil.h"
#include <iostream>
#include <fstream>
#include <string>
using namespace std;

int SecFile::load(string path)
{
    this->path = path;
    ifstream infile(path.c_str()); 
    if ( ! infile)
    {
        cout << "not this file" + path << endl;
        return -1; 
    }
    
    int rowCount = 0;
    string line;
    while (getline(infile, line))
    {
        line = StringUtil::Trim(line);
        if (this->secComment == line[0] || line.length() == 0) 
            continue;
        this->vFile.push_back(line);
        ++rowCount;
    }
    infile.close();
    return rowCount;
}

string SecFile::getPath()
{
    return this->path;
}

int SecFile::getSec(string tag, vector<string>& vSec)
{
    const string sBeg("<"+tag+">");
    const string sEnd("</"+tag+">");

    vector<string>::const_iterator ix = this->vFile.begin();
    for ( ; this->vFile.end() != ix; ++ix ) 
    {
        if ( 0 == sBeg.compare((*ix).substr(0,sBeg.size())) )
        {
            ++ix;
            break;
        }
    }

    if (this->vFile.end() == ix) return -1;
    for (int rowCount = 0 ;ix != vFile.end(); ++ix )
    {
        if (sEnd == *ix) return rowCount;   
        vSec.push_back(*ix);
        ++rowCount;
    }

    return -1;
}

int SecFile::getKets(string tag, vector<string>& vKets)
{
    string ket;
    int ketCount = 0;
    vector<string> vSec;
    this->getSec(tag,vSec);

    vector<string>::const_iterator ix = vSec.begin();
    for ( ; ix != vSec.end(); ++ix )
    {
        ket = (*ix).substr(0, (*ix).find('='));
        ket = StringUtil::Trim(ket);
        vKets.push_back(ket);
        ++ketCount;
    }
    return ketCount;
}

string SecFile::getValue(string tag, string ket)
{
    vector<string> vSec;
    this->getSec(tag,vSec);

    vector<string>::const_iterator ix = vSec.begin();
    for ( ; ix != vSec.end(); ++ix )
    {
        if ((*ix).substr(0, ket.length()) == ket)
        {
            string value = (*ix).substr((*ix).find('=') + 1 );
            value = StringUtil::Trim(value);
            return value;
        }
    }
    return "";
}

int SecFile::getMaps(string tag, map<string, string>& mKVs)
{
    vector<string> vSec;
    this->getSec(tag,vSec);

    string ket;
    string value;
    int iCount = 0;
    vector<string>::const_iterator ix = vSec.begin();

    for ( ; ix != vSec.end(); ++ix )
    {
        ket = (*ix).substr(0, (*ix).find('='));
        ket = StringUtil::Trim(ket);

        value = (*ix).substr((*ix).find('=') + 1 );
        value = StringUtil::Trim(value);

        mKVs.insert(make_pair(ket,value));
        iCount++;
    }

    return iCount;
}

string SecFile::secToLine(string tag)
{
    vector<string> vSec;
    if (this->getSec(tag, vSec) == -1) return "";

    vector<string>::const_iterator ix = vSec.begin();
    string sLine = *(ix++);

    for ( ;ix != vSec.end(); ++ix )
    {
        sLine = sLine + " " + *ix;
    }
    return sLine;      
}