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/***************************************************************************
* Copyright (C) 2005 by Joris Guisson *
* joris.guisson@gmail.com *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#ifndef BTSTATSFILE_H
#define BTSTATSFILE_H
#include <qstring.h>
#include <qfile.h>
#include <qmap.h>
#include <util/constants.h>
namespace bt
{
/**
* @brief This class is used for loading/storing torrent stats in a file.
* @author Ivan Vasic <ivasic@gmail.com>
*/
class StatsFile
{
public:
/**
* @brief A constructor.
* Constructs StatsFile object and calls readSync().
*/
StatsFile(QString filename);
~StatsFile();
///Closes QFile
void close();
/**
* @brief Main read function.
* @return QString value that correspodents to key.
* @param key - QString stats key.
*/
QString readString(QString key);
Uint64 readUint64(QString key);
bool readBoolean(QString key);
int readInt(QString key);
unsigned long readULong(QString key);
float readFloat(QString key);
/**
* @brief Writes key and value.
* It only inserts pair of key/value to the m_values. To make changes to file call writeSync().
* @param key - QString key
* @param value - QString value.
*/
void write(QString key, QString value);
///Reads data from stats file to m_values.
void readSync();
///Writes data from m_values to stats file.
void writeSync();
/**
* See if there is a key in the stats file
* @param key The key
* @return true if key is in the stats file
*/
bool hasKey(const QString & key) const {return m_values.contains(key);}
private:
QString m_filename;
QFile m_file;
QMap<QString, QString> m_values;
};
}
#endif
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