filemanager.h

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/*****************************************************************************
 * Copyright 2015 Haye Hinrichsen, Christoph Wick
 *
 * This file is part of Entropy Piano Tuner.
 *
 * Entropy Piano Tuner 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 3 of the License, or (at your
 * option) any later version.
 *
 * Entropy Piano Tuner 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
 * Entropy Piano Tuner. If not, see http://www.gnu.org/licenses/.
 *****************************************************************************/

//=============================================================================
//                          File manager adapter
//=============================================================================

#ifndef FILEMANAGER_H
#define FILEMANAGER_H

#include <memory>
#include <fstream>


class FileManager
{
public:
    FileManager() { mSingleton.reset(this); }
    virtual ~FileManager() {}                       


    static FileManager &getSingleton();             // Get singleton reference

    virtual bool open(std::ifstream &stream,        // Open an input stream
                      const std::string &absolute,
                      std::ios_base::openmode mode = std::ios_base::in);

    virtual bool open(std::ofstream &stream,        // Open an output stream
                      const std::string &absolute,
                      std::ios_base::openmode mode = std::ios_base::out);


    virtual std::string getLogFilePath(const std::string &logname) const = 0;


    virtual std::string getAlgorithmInformationFileContent (const std::string &algorithmId) const = 0;

private:
    static std::unique_ptr<FileManager> mSingleton; 
};

#endif // FILEMANAGER_H