VersionsManager.hpp

/* ***** BEGIN LICENSE BLOCK *****
 * FW4SPL - Copyright (C) IRCAD, 2009-2015.
 * Distributed under the terms of the GNU Lesser General Public License (LGPL) as
 * published by the Free Software Foundation.
 * ****** END LICENSE BLOCK ****** */

#ifndef __FWATOMSPATCH_VERSIONSMANAGER_HPP__
#define __FWATOMSPATCH_VERSIONSMANAGER_HPP__

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

#include <boost/filesystem/path.hpp>

#include <fwCore/mt/types.hpp>

#include "fwAtomsPatch/VersionsGraph.hpp"
#include "fwAtomsPatch/config.hpp"

namespace fwAtomsPatch
{

class FWATOMSPATCH_CLASS_API VersionsManager
{

public:

    typedef std::vector< ::boost::filesystem::path > ListPathType;
    typedef std::map< std::string, VersionsGraph::sptr > VersionsGraphMapType;
    FWATOMSPATCH_API VersionsManager();
    FWATOMSPATCH_API ~VersionsManager();

    FWATOMSPATCH_API VersionsGraph::sptr getGraph(const std::string& context);

    FWATOMSPATCH_API static void generateNewFile(const ::boost::filesystem::path& filePath, const std::string& context,
                                                 const std::string& versionName);

    FWATOMSPATCH_API void buildVersionTable(const std::string& dirPath);

    FWATOMSPATCH_API void buildLinkTable(const std::string& dirPath);

    static SPTR(VersionsManager) getDefault() {
        return s_default;
    }

private:


    FWATOMSPATCH_API static ::fwAtomsPatch::VersionDescriptor getVersion(
        const ::boost::filesystem::path& filePath);

    FWATOMSPATCH_API static ::fwAtomsPatch::LinkDescriptor getLink(
        const ::boost::filesystem::path& filePath);

    FWATOMSPATCH_API void generateVersionsGraph();

    ::fwCore::mt::ReadWriteMutex m_versionMutex;

    ::fwCore::mt::ReadWriteMutex m_linkMutex;

    ::fwCore::mt::ReadWriteMutex m_graphMutex;

    ListPathType m_versionTable;

    ListPathType m_linkTable;

    VersionsGraphMapType m_versionsGraphMap;

    FWATOMSPATCH_API static SPTR(VersionsManager) s_default;
};

} // fwAtomsPatch

#endif /* __FWATOMSPATCH_VERSIONSMANAGER_HPP__ */