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QxOrm
1.4.7
C++ Object Relational Mapping library
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00001 /**************************************************************************** 00002 ** 00003 ** https://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 <QxDataMember/IxDataMemberX.h> 00047 #include <QxDataMember/QxDataMember.h> 00048 #include <QxDataMember/QxDataMember_QObject.h> 00049 00050 #include <QxDao/QxSqlRelation.h> 00051 00052 #include <QxSingleton/QxSingleton.h> 00053 00054 #include <QxFactory/QxFactory.h> 00055 00056 #include <QxTraits/get_base_class.h> 00057 #include <QxTraits/get_primary_key.h> 00058 #include <QxTraits/get_sql_type.h> 00059 #include <QxTraits/qt_meta_object.h> 00060 00061 namespace qx { 00062 00067 template <class T> 00068 class QxDataMemberX : public IxDataMemberX, public QxSingleton< QxDataMemberX<T> > 00069 { 00070 00071 friend class QxSingleton< QxDataMemberX<T> >; 00072 00073 public: 00074 00075 typedef typename qx::trait::get_primary_key<T>::type type_primary_key; 00076 typedef typename qx::trait::get_base_class<T>::type type_base_class; 00077 00078 protected: 00079 00080 QxDataMemberX() : IxDataMemberX(), QxSingleton< QxDataMemberX<T> >(QString("qx::QxDataMemberX_") + qx::trait::get_class_name<T>::get_xml_tag()) { ; } 00081 virtual ~QxDataMemberX() { ; } 00082 00083 public: 00084 00085 virtual long count_WithDaoStrategy() const { return count_WithDaoStrategy_Helper(); } 00086 virtual bool exist_WithDaoStrategy(const QString & sKey) const { return exist_WithDaoStrategy_Helper(sKey); } 00087 virtual IxDataMember * get_WithDaoStrategy(long lIndex) const { return get_WithDaoStrategy_Helper(lIndex); } 00088 virtual IxDataMember * get_WithDaoStrategy(const QString & sKey) const { return get_WithDaoStrategy_Helper(sKey); } 00089 virtual IxDataMember * getId_WithDaoStrategy() const { return getId_WithDaoStrategy_Helper(); } 00090 00091 IxDataMember * id(type_primary_key T::* pDataMemberId, const QString & sKey, long lVersion = 0); 00092 IxDataMember * id(const QString & sKey, long lVersion); 00093 IxDataMember * add(const QString & sKey, long lVersion); 00094 00095 template <typename V, typename U> IxDataMember * add(V U::* pData, const QString & sKey, long lVersion = 0, bool bSerialize = true, bool bDao = true); 00096 template <typename V, typename U> IxSqlRelation * relationOneToOne(V U::* pData, const QString & sKey, long lVersion = 0); 00097 template <typename V, typename U> IxSqlRelation * relationManyToOne(V U::* pData, const QString & sKey, long lVersion = 0); 00098 template <typename V, typename U> IxSqlRelation * relationOneToMany(V U::* pData, const QString & sKey, const QString & sForeignKey, long lVersion = 0); 00099 template <typename V, typename U> IxSqlRelation * relationManyToMany(V U::* pData, const QString & sKey, const QString & sExtraTable, const QString & sForeignKeyOwner, const QString & sForeignKeyDataType, long lVersion = 0); 00100 00101 #ifdef _QX_ENABLE_BOOST_SERIALIZATION 00102 template <class Archive> inline void toArchive(const T * pOwner, Archive & ar, const unsigned int file_version) const; 00103 template <class Archive> inline void fromArchive(T * pOwner, Archive & ar, const unsigned int file_version); 00104 #endif // _QX_ENABLE_BOOST_SERIALIZATION 00105 00106 private: 00107 00108 IxDataMember * initId(IxDataMember * pId, long lVersion); 00109 IxDataMember * initData(IxDataMember * pData, long lVersion); 00110 00111 inline IxDataMemberX * getBaseClass_Helper() const { return QxDataMemberX<type_base_class>::getSingleton(); } 00112 00113 long count_WithDaoStrategy_Helper() const 00114 { 00115 if (getDaoStrategy() == qx::dao::strategy::single_table_inheritance) 00116 { return ((getBaseClass_Helper()->getDaoStrategy() != getDaoStrategy()) ? count() : getBaseClass_Helper()->count_WithDaoStrategy()); } 00117 else if (getDaoStrategy() == qx::dao::strategy::class_table_inheritance) 00118 { return (count() + ((! getId() && getId_WithDaoStrategy()) ? 1 : 0)); } 00119 else if (getDaoStrategy() == qx::dao::strategy::concrete_table_inheritance) 00120 { return (count() + getBaseClass_Helper()->count_WithDaoStrategy()); } 00121 qAssert(false); return 0; 00122 } 00123 00124 bool exist_WithDaoStrategy_Helper(const QString & sKey) const 00125 { 00126 if (getDaoStrategy() == qx::dao::strategy::single_table_inheritance) 00127 { return ((getBaseClass_Helper()->getDaoStrategy() != getDaoStrategy()) ? exist(sKey) : getBaseClass_Helper()->exist_WithDaoStrategy(sKey)); } 00128 else if (getDaoStrategy() == qx::dao::strategy::class_table_inheritance) 00129 { return (exist(sKey) || (getId_WithDaoStrategy() ? (getId_WithDaoStrategy()->getKey() == sKey) : false)); } 00130 else if (getDaoStrategy() == qx::dao::strategy::concrete_table_inheritance) 00131 { return (exist(sKey) || getBaseClass_Helper()->exist_WithDaoStrategy(sKey)); } 00132 qAssert(false); return false; 00133 } 00134 00135 IxDataMember * get_WithDaoStrategy_Helper(long lIndex) const 00136 { 00137 if (getDaoStrategy() == qx::dao::strategy::single_table_inheritance) 00138 { return ((getBaseClass_Helper()->getDaoStrategy() != getDaoStrategy()) ? get(lIndex) : getBaseClass_Helper()->get_WithDaoStrategy(lIndex)); } 00139 else if (getDaoStrategy() == qx::dao::strategy::class_table_inheritance) 00140 { return ((! getId() && (lIndex == count())) ? getId_WithDaoStrategy() : get(lIndex)); } 00141 else if (getDaoStrategy() == qx::dao::strategy::concrete_table_inheritance) 00142 { return (((lIndex >= 0) && (lIndex < count())) ? get(lIndex) : getBaseClass_Helper()->get_WithDaoStrategy(lIndex - count())); } 00143 qAssert(false); return NULL; 00144 } 00145 00146 IxDataMember * get_WithDaoStrategy_Helper(const QString & sKey) const 00147 { 00148 if (getDaoStrategy() == qx::dao::strategy::single_table_inheritance) 00149 { return ((getBaseClass_Helper()->getDaoStrategy() != getDaoStrategy()) ? get(sKey) : getBaseClass_Helper()->get_WithDaoStrategy(sKey)); } 00150 else if (getDaoStrategy() == qx::dao::strategy::class_table_inheritance) 00151 { return ((getId_WithDaoStrategy() && (getId_WithDaoStrategy()->getKey() == sKey)) ? getId_WithDaoStrategy() : get(sKey)); } 00152 else if (getDaoStrategy() == qx::dao::strategy::concrete_table_inheritance) 00153 { return (exist(sKey) ? get(sKey) : getBaseClass_Helper()->get_WithDaoStrategy(sKey)); } 00154 qAssert(false); return NULL; 00155 } 00156 00157 IxDataMember * getId_WithDaoStrategy_Helper() const 00158 { 00159 if (getDaoStrategy() == qx::dao::strategy::single_table_inheritance) 00160 { return ((getBaseClass_Helper()->getDaoStrategy() != getDaoStrategy()) ? getId() : getBaseClass_Helper()->getId_WithDaoStrategy()); } 00161 else if (getDaoStrategy() == qx::dao::strategy::class_table_inheritance) 00162 { return (getId() ? getId() : getBaseClass_Helper()->getId_WithDaoStrategy()); } 00163 else if (getDaoStrategy() == qx::dao::strategy::concrete_table_inheritance) 00164 { return (getId() ? getId() : getBaseClass_Helper()->getId_WithDaoStrategy()); } 00165 qAssert(false); return NULL; 00166 } 00167 00168 }; 00169 00170 } // namespace qx 00171 00172 #include "../../inl/QxDataMember/QxDataMemberX.inl" 00173 00174 #endif // _QX_DATA_MEMBER_X_H_