QxOrm  1.2.9
C++ Object Relational Mapping library
QxBoostSerializeRegisterHelperX.h
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00001 /****************************************************************************
00002 **
00003 ** http://www.qxorm.com/
00004 ** Copyright (C) 2013 Lionel Marty (contact@qxorm.com)
00005 **
00006 ** This file is part of the QxOrm library
00007 **
00008 ** This software is provided 'as-is', without any express or implied
00009 ** warranty. In no event will the authors be held liable for any
00010 ** damages arising from the use of this software
00011 **
00012 ** Commercial Usage
00013 ** Licensees holding valid commercial QxOrm licenses may use this file in
00014 ** accordance with the commercial license agreement provided with the
00015 ** Software or, alternatively, in accordance with the terms contained in
00016 ** a written agreement between you and Lionel Marty
00017 **
00018 ** GNU General Public License Usage
00019 ** Alternatively, this file may be used under the terms of the GNU
00020 ** General Public License version 3.0 as published by the Free Software
00021 ** Foundation and appearing in the file 'license.gpl3.txt' included in the
00022 ** packaging of this file. Please review the following information to
00023 ** ensure the GNU General Public License version 3.0 requirements will be
00024 ** met : http://www.gnu.org/copyleft/gpl.html
00025 **
00026 ** If you are unsure which license is appropriate for your use, or
00027 ** if you have questions regarding the use of this file, please contact :
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00029 **
00030 ****************************************************************************/
00031 
00032 #ifndef _QX_BOOST_SERIALIZE_REGISTER_HELPER_X_H_
00033 #define _QX_BOOST_SERIALIZE_REGISTER_HELPER_X_H_
00034 
00035 #ifdef _MSC_VER
00036 #pragma once
00037 #endif
00038 
00039 #include <QtCore/qmutex.h>
00040 
00041 #include <QxCommon/QxConfig.h>
00042 
00043 #include <QxSerialize/QxBoostSerializeHelper/IxBoostSerializeRegisterHelper.h>
00044 
00045 #include <QxSingleton/QxSingleton.h>
00046 
00047 #include <QxCollection/QxCollection.h>
00048 #include <QxCollection/QxForeach.h>
00049 
00050 namespace qx {
00051 
00052 class QX_DLL_EXPORT QxBoostSerializeRegisterHelperX : public QxSingleton<QxBoostSerializeRegisterHelperX>
00053 {
00054 
00055    friend class QxSingleton<QxBoostSerializeRegisterHelperX>;
00056    friend class IxBoostSerializeRegisterHelper;
00057 
00058 private:
00059 
00060    QxCollection<QString, IxBoostSerializeRegisterHelper *> m_colHelperX;   // Collection of all 'IxBoostSerializeRegisterHelper' pointer
00061    QMutex m_oMutexHelperX;                                                 // Mutex -> 'QxBoostSerializeRegisterHelperX' is thread-safe
00062 
00063    QxBoostSerializeRegisterHelperX() : QxSingleton<QxBoostSerializeRegisterHelperX>("qx::QxBoostSerializeRegisterHelperX") { ; }
00064    virtual ~QxBoostSerializeRegisterHelperX() { ; }
00065 
00066 public:
00067 
00068    void add(const QString & sKey, IxBoostSerializeRegisterHelper * p);
00069    void remove(const QString & sKey);
00070 
00071    template <class Archive>
00072    static inline void helper(Archive & ar)
00073 #if _QX_USE_BOOST_SERIALIZE_REGISTER_HELPER
00074    { QxBoostSerializeRegisterHelperX::getSingleton()->private_helper(ar); }
00075 #else
00076    { Q_UNUSED(ar); }
00077 #endif // _QX_USE_BOOST_SERIALIZE_REGISTER_HELPER
00078 
00079    static inline void helper()
00080 #if _QX_USE_BOOST_SERIALIZE_REGISTER_HELPER
00081    { QxBoostSerializeRegisterHelperX::getSingleton()->private_helper(); }
00082 #else
00083    { ; }
00084 #endif // _QX_USE_BOOST_SERIALIZE_REGISTER_HELPER
00085 
00086 private:
00087 
00088    template <class Archive>
00089    inline void private_helper(Archive & ar) const
00090    {
00091       static bool bDone = false;
00092       if (bDone) { return; }
00093       QMutexLocker locker(const_cast<QMutex *>(& m_oMutexHelperX));
00094       if (bDone) { return; }
00095       _foreach(IxBoostSerializeRegisterHelper * p, m_colHelperX) { p->helper(ar); }
00096       bDone = true;
00097    }
00098 
00099    inline void private_helper() const
00100    {
00101       static bool bDone = false;
00102       if (bDone) { return; }
00103       QMutexLocker locker(const_cast<QMutex *>(& m_oMutexHelperX));
00104       if (bDone) { return; }
00105       _foreach(IxBoostSerializeRegisterHelper * p, m_colHelperX) { p->helper(); }
00106       bDone = true;
00107    }
00108 
00109 };
00110 
00111 } // namespace qx
00112 
00113 QX_DLL_EXPORT_QX_SINGLETON_HPP(qx::QxBoostSerializeRegisterHelperX)
00114 
00115 #endif // _QX_BOOST_SERIALIZE_REGISTER_HELPER_X_H_