CRNFileShield.h

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/* Copyright 2011 CoReNum
 * 
 * This file is part of libcrn.
 * 
 * libcrn is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * libcrn 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 Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public License
 * along with libcrn.  If not, see <http://www.gnu.org/licenses/>.
 * 
 * file: CRNFileShield.h
 * \author Yann LEYDIER
 */

#ifndef CRNFileShield_HEADER
#define CRNFileShield_HEADER

#include <CRNIO/CRNPath.h>
#include <mutex>
#include <map>

namespace crn
{
    /****************************************************************************/
    class FileShield
    {
        public:
            static std::mutex& GetMutex(const Path &fname);

        private:
            static FileShield& getInstance();

            FileShield();
            std::map<Path, std::unique_ptr<std::mutex> > shields; 
    };
}


#endif