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QxDataMemberX.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 :
    00028 ** contact@qxorm.com
    00029 **
    00030 ****************************************************************************/
    00031
    00032 #ifndef _QX_DATA_MEMBER_X_H_
    00033 #define _QX_DATA_MEMBER_X_H_
    00034
    00035 #ifdef _MSC_VER
    00036 #pragma once
    00037 #endif
    00038
    00046 #include <boost/type_traits/is_integral.hpp>
    00047 #include <boost/type_traits/is_base_of.hpp>
    00048
    00049 #include <QxDataMember/IxDataMemberX.h>
    00050 #include <QxDataMember/QxDataMember.h>
    00051 #include <QxDataMember/QxDataMember_QObject.h>
    00052
    00053 #include <QxDao/QxSqlRelation.h>
    00054
    00055 #include <QxSingleton/QxSingleton.h>
    00056
    00057 #include <QxFactory/QxFactory.h>
    00058
    00059 #include <QxTraits/get_base_class.h>
    00060 #include <QxTraits/get_primary_key.h>
    00061 #include <QxTraits/get_sql_type.h>
    00062 #include <QxTraits/qt_meta_object.h>
    00063
    00064 namespace qx {
    00065
    00070 template <class T>
    00071 class QxDataMemberX : public IxDataMemberX, public QxSingleton< QxDataMemberX<T> >
    00072 {
    00073
    00074    friend class QxSingleton< QxDataMemberX<T> >;
    00075
    00076 public:
    00077
    00078    typedef typename qx::trait::get_primary_key<T>::type type_primary_key;
    00079    typedef typename qx::trait::get_base_class<T>::type type_base_class;
    00080
    00081 protected:
    00082
    00083    IxDataMember * m_pDataMemberId;
    00084
    00085 protected:
    00086
    00087    QxDataMemberX() : IxDataMemberX(), QxSingleton< QxDataMemberX<T> >(QString("qx::QxDataMemberX_") + qx::trait::get_class_name<T>::get_xml_tag()), m_pDataMemberId(NULL) { ; }
    00088    virtual ~QxDataMemberX() { ; }
    00089
    00090 public:
    00091
    00092    virtual IxDataMember * getId() const { return m_pDataMemberId; }
    00093
    00094    virtual long count_WithDaoStrategy() const                              { return count_WithDaoStrategy_Helper(); }
    00095    virtual bool exist_WithDaoStrategy(const QString & sKey) const          { return exist_WithDaoStrategy_Helper(sKey); }
    00096    virtual IxDataMember * get_WithDaoStrategy(long lIndex) const           { return get_WithDaoStrategy_Helper(lIndex); }
    00097    virtual IxDataMember * get_WithDaoStrategy(const QString & sKey) const  { return get_WithDaoStrategy_Helper(sKey); }
    00098    virtual IxDataMember * getId_WithDaoStrategy() const                    { return getId_WithDaoStrategy_Helper(); }
    00099
    00100    IxDataMember * id(type_primary_key T::* pDataMemberId, const QString & sKey);
    00101    IxDataMember * id(type_primary_key T::* pDataMemberId, const QString & sKey, long lVersion);
    00102    IxDataMember * id(const QString & sKey, long lVersion);
    00103    IxDataMember * add(const QString & sKey, long lVersion);
    00104
    00105    template <typename V, typename U> IxDataMember * add(V U::* pData, const QString & sKey);
    00106    template <typename V, typename U> IxDataMember * add(V U::* pData, const QString & sKey, long lVersion);
    00107    template <typename V, typename U> IxDataMember * add(V U::* pData, const QString & sKey, long lVersion, bool bSerialize);
    00108    template <typename V, typename U> IxDataMember * add(V U::* pData, const QString & sKey, long lVersion, bool bSerialize, bool bDao);
    00109
    00110    template <typename V, typename U> IxSqlRelation * relationOneToOne(V U::* pData, const QString & sKey);
    00111    template <typename V, typename U> IxSqlRelation * relationOneToOne(V U::* pData, const QString & sKey, long lVersion);
    00112    template <typename V, typename U> IxSqlRelation * relationManyToOne(V U::* pData, const QString & sKey);
    00113    template <typename V, typename U> IxSqlRelation * relationManyToOne(V U::* pData, const QString & sKey, long lVersion);
    00114    template <typename V, typename U> IxSqlRelation * relationOneToMany(V U::* pData, const QString & sKey, const QString & sForeignKey);
    00115    template <typename V, typename U> IxSqlRelation * relationOneToMany(V U::* pData, const QString & sKey, const QString & sForeignKey, long lVersion);
    00116    template <typename V, typename U> IxSqlRelation * relationManyToMany(V U::* pData, const QString & sKey, const QString & sExtraTable, const QString & sForeignKeyOwner, const QString & sForeignKeyDataType);
    00117    template <typename V, typename U> IxSqlRelation * relationManyToMany(V U::* pData, const QString & sKey, const QString & sExtraTable, const QString & sForeignKeyOwner, const QString & sForeignKeyDataType, long lVersion);
    00118
    00119    template <class Archive> inline void toArchive(const T * pOwner, Archive & ar, const unsigned int file_version) const;
    00120    template <class Archive> inline void fromArchive(T * pOwner, Archive & ar, const unsigned int file_version);
    00121
    00122 private:
    00123
    00124    IxDataMember * initId(IxDataMember * pId, long lVersion);
    00125    IxDataMember * initData(IxDataMember * pData, long lVersion);
    00126
    00127    inline IxDataMemberX * getBaseClass_Helper() const { return QxDataMemberX<type_base_class>::getSingleton(); }
    00128
    00129    long count_WithDaoStrategy_Helper() const
    00130    {
    00131       if (getDaoStrategy() == qx::dao::strategy::single_table_inheritance)
    00132       { return ((getBaseClass_Helper()->getDaoStrategy() != getDaoStrategy()) ? count() : getBaseClass_Helper()->count_WithDaoStrategy()); }
    00133       else if (getDaoStrategy() == qx::dao::strategy::class_table_inheritance)
    00134       { return (count() + ((! m_pDataMemberId && getId_WithDaoStrategy()) ? 1 : 0)); }
    00135       else if (getDaoStrategy() == qx::dao::strategy::concrete_table_inheritance)
    00136       { return (count() + getBaseClass_Helper()->count_WithDaoStrategy()); }
    00137       qAssert(false); return 0;
    00138    }
    00139
    00140    bool exist_WithDaoStrategy_Helper(const QString & sKey) const
    00141    {
    00142       if (getDaoStrategy() == qx::dao::strategy::single_table_inheritance)
    00143       { return ((getBaseClass_Helper()->getDaoStrategy() != getDaoStrategy()) ? exist(sKey) : getBaseClass_Helper()->exist_WithDaoStrategy(sKey)); }
    00144       else if (getDaoStrategy() == qx::dao::strategy::class_table_inheritance)
    00145       { return (exist(sKey) || (getId_WithDaoStrategy() ? (getId_WithDaoStrategy()->getKey() == sKey) : false)); }
    00146       else if (getDaoStrategy() == qx::dao::strategy::concrete_table_inheritance)
    00147       { return (exist(sKey) || getBaseClass_Helper()->exist_WithDaoStrategy(sKey)); }
    00148       qAssert(false); return false;
    00149    }
    00150
    00151    IxDataMember * get_WithDaoStrategy_Helper(long lIndex) const
    00152    {
    00153       if (getDaoStrategy() == qx::dao::strategy::single_table_inheritance)
    00154       { return ((getBaseClass_Helper()->getDaoStrategy() != getDaoStrategy()) ? get(lIndex) : getBaseClass_Helper()->get_WithDaoStrategy(lIndex)); }
    00155       else if (getDaoStrategy() == qx::dao::strategy::class_table_inheritance)
    00156       { return ((! m_pDataMemberId && (lIndex == count())) ? getId_WithDaoStrategy() : get(lIndex)); }
    00157       else if (getDaoStrategy() == qx::dao::strategy::concrete_table_inheritance)
    00158       { return (((lIndex >= 0) && (lIndex < count())) ? get(lIndex) : getBaseClass_Helper()->get_WithDaoStrategy(lIndex - count())); }
    00159       qAssert(false); return NULL;
    00160    }
    00161
    00162    IxDataMember * get_WithDaoStrategy_Helper(const QString & sKey) const
    00163    {
    00164       if (getDaoStrategy() == qx::dao::strategy::single_table_inheritance)
    00165       { return ((getBaseClass_Helper()->getDaoStrategy() != getDaoStrategy()) ? get(sKey) : getBaseClass_Helper()->get_WithDaoStrategy(sKey)); }
    00166       else if (getDaoStrategy() == qx::dao::strategy::class_table_inheritance)
    00167       { return ((getId_WithDaoStrategy() && (getId_WithDaoStrategy()->getKey() == sKey)) ? getId_WithDaoStrategy() : get(sKey)); }
    00168       else if (getDaoStrategy() == qx::dao::strategy::concrete_table_inheritance)
    00169       { return (exist(sKey) ? get(sKey) : getBaseClass_Helper()->get_WithDaoStrategy(sKey)); }
    00170       qAssert(false); return NULL;
    00171    }
    00172
    00173    IxDataMember * getId_WithDaoStrategy_Helper() const
    00174    {
    00175       if (getDaoStrategy() == qx::dao::strategy::single_table_inheritance)
    00176       { return ((getBaseClass_Helper()->getDaoStrategy() != getDaoStrategy()) ? m_pDataMemberId : getBaseClass_Helper()->getId_WithDaoStrategy()); }
    00177       else if (getDaoStrategy() == qx::dao::strategy::class_table_inheritance)
    00178       { return (m_pDataMemberId ? m_pDataMemberId : getBaseClass_Helper()->getId_WithDaoStrategy()); }
    00179       else if (getDaoStrategy() == qx::dao::strategy::concrete_table_inheritance)
    00180       { return (m_pDataMemberId ? m_pDataMemberId : getBaseClass_Helper()->getId_WithDaoStrategy()); }
    00181       qAssert(false); return NULL;
    00182    }
    00183
    00184 };
    00185
    00186 } // namespace qx
    00187
    00188 #include "../../inl/QxDataMember/QxDataMemberX.inl"
    00189
    00190 #endif // _QX_DATA_MEMBER_X_H_