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QxOrm
1.4.3
C++ Object Relational Mapping library
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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 #ifdef _QX_ENABLE_BOOST_SERIALIZATION 00120 template <class Archive> inline void toArchive(const T * pOwner, Archive & ar, const unsigned int file_version) const; 00121 template <class Archive> inline void fromArchive(T * pOwner, Archive & ar, const unsigned int file_version); 00122 #endif // _QX_ENABLE_BOOST_SERIALIZATION 00123 00124 private: 00125 00126 IxDataMember * initId(IxDataMember * pId, long lVersion); 00127 IxDataMember * initData(IxDataMember * pData, long lVersion); 00128 00129 inline IxDataMemberX * getBaseClass_Helper() const { return QxDataMemberX<type_base_class>::getSingleton(); } 00130 00131 long count_WithDaoStrategy_Helper() const 00132 { 00133 if (getDaoStrategy() == qx::dao::strategy::single_table_inheritance) 00134 { return ((getBaseClass_Helper()->getDaoStrategy() != getDaoStrategy()) ? count() : getBaseClass_Helper()->count_WithDaoStrategy()); } 00135 else if (getDaoStrategy() == qx::dao::strategy::class_table_inheritance) 00136 { return (count() + ((! m_pDataMemberId && getId_WithDaoStrategy()) ? 1 : 0)); } 00137 else if (getDaoStrategy() == qx::dao::strategy::concrete_table_inheritance) 00138 { return (count() + getBaseClass_Helper()->count_WithDaoStrategy()); } 00139 qAssert(false); return 0; 00140 } 00141 00142 bool exist_WithDaoStrategy_Helper(const QString & sKey) const 00143 { 00144 if (getDaoStrategy() == qx::dao::strategy::single_table_inheritance) 00145 { return ((getBaseClass_Helper()->getDaoStrategy() != getDaoStrategy()) ? exist(sKey) : getBaseClass_Helper()->exist_WithDaoStrategy(sKey)); } 00146 else if (getDaoStrategy() == qx::dao::strategy::class_table_inheritance) 00147 { return (exist(sKey) || (getId_WithDaoStrategy() ? (getId_WithDaoStrategy()->getKey() == sKey) : false)); } 00148 else if (getDaoStrategy() == qx::dao::strategy::concrete_table_inheritance) 00149 { return (exist(sKey) || getBaseClass_Helper()->exist_WithDaoStrategy(sKey)); } 00150 qAssert(false); return false; 00151 } 00152 00153 IxDataMember * get_WithDaoStrategy_Helper(long lIndex) const 00154 { 00155 if (getDaoStrategy() == qx::dao::strategy::single_table_inheritance) 00156 { return ((getBaseClass_Helper()->getDaoStrategy() != getDaoStrategy()) ? get(lIndex) : getBaseClass_Helper()->get_WithDaoStrategy(lIndex)); } 00157 else if (getDaoStrategy() == qx::dao::strategy::class_table_inheritance) 00158 { return ((! m_pDataMemberId && (lIndex == count())) ? getId_WithDaoStrategy() : get(lIndex)); } 00159 else if (getDaoStrategy() == qx::dao::strategy::concrete_table_inheritance) 00160 { return (((lIndex >= 0) && (lIndex < count())) ? get(lIndex) : getBaseClass_Helper()->get_WithDaoStrategy(lIndex - count())); } 00161 qAssert(false); return NULL; 00162 } 00163 00164 IxDataMember * get_WithDaoStrategy_Helper(const QString & sKey) const 00165 { 00166 if (getDaoStrategy() == qx::dao::strategy::single_table_inheritance) 00167 { return ((getBaseClass_Helper()->getDaoStrategy() != getDaoStrategy()) ? get(sKey) : getBaseClass_Helper()->get_WithDaoStrategy(sKey)); } 00168 else if (getDaoStrategy() == qx::dao::strategy::class_table_inheritance) 00169 { return ((getId_WithDaoStrategy() && (getId_WithDaoStrategy()->getKey() == sKey)) ? getId_WithDaoStrategy() : get(sKey)); } 00170 else if (getDaoStrategy() == qx::dao::strategy::concrete_table_inheritance) 00171 { return (exist(sKey) ? get(sKey) : getBaseClass_Helper()->get_WithDaoStrategy(sKey)); } 00172 qAssert(false); return NULL; 00173 } 00174 00175 IxDataMember * getId_WithDaoStrategy_Helper() const 00176 { 00177 if (getDaoStrategy() == qx::dao::strategy::single_table_inheritance) 00178 { return ((getBaseClass_Helper()->getDaoStrategy() != getDaoStrategy()) ? m_pDataMemberId : getBaseClass_Helper()->getId_WithDaoStrategy()); } 00179 else if (getDaoStrategy() == qx::dao::strategy::class_table_inheritance) 00180 { return (m_pDataMemberId ? m_pDataMemberId : getBaseClass_Helper()->getId_WithDaoStrategy()); } 00181 else if (getDaoStrategy() == qx::dao::strategy::concrete_table_inheritance) 00182 { return (m_pDataMemberId ? m_pDataMemberId : getBaseClass_Helper()->getId_WithDaoStrategy()); } 00183 qAssert(false); return NULL; 00184 } 00185 00186 }; 00187 00188 } // namespace qx 00189 00190 #include "../../inl/QxDataMember/QxDataMemberX.inl" 00191 00192 #endif // _QX_DATA_MEMBER_X_H_