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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_CLASS_H_ 00033 #define _QX_CLASS_H_ 00034 00035 #ifdef _MSC_VER 00036 #pragma once 00037 #endif 00038 00046 #include <boost/static_assert.hpp> 00047 #include <boost/type_traits/is_same.hpp> 00048 #include <boost/type_traits/is_base_of.hpp> 00049 #include <boost/type_traits/is_abstract.hpp> 00050 #include <boost/serialization/version.hpp> 00051 00052 #include <QxRegister/IxClass.h> 00053 00054 #include <QxDataMember/QxDataMemberX.h> 00055 00056 #include <QxFunction/QxFunctionInclude.h> 00057 00058 #include <QxSingleton/QxSingleton.h> 00059 00060 #include <QxTraits/get_class_name.h> 00061 #include <QxTraits/get_base_class.h> 00062 #include <QxTraits/get_primary_key.h> 00063 00064 #include <QxValidator/QxValidatorX.h> 00065 00066 namespace qx { 00067 00068 namespace trait { 00069 template <typename T> struct is_ix_persistable; 00070 } // namespace trait 00071 00076 template <class T> 00077 void register_class(T & t) { Q_UNUSED(t); qAssert(false); }; 00078 00083 template <class T> 00084 class QxClass : public IxClass, public QxSingleton< QxClass<T> > 00085 { 00086 00087 friend class QxSingleton< QxClass<T> >; 00088 00089 public: 00090 00091 typedef typename qx::trait::get_primary_key<T>::type type_primary_key; 00092 typedef typename qx::trait::get_base_class<T>::type type_base_class; 00093 typedef IxFunction::type_any_params type_any_params; 00094 00095 enum { is_valid_base_class = ((! boost::is_same<type_base_class, T>::value) && (boost::is_base_of<type_base_class, T>::value || boost::is_same<type_base_class, qx::trait::no_base_class_defined>::value)) }; 00096 00097 protected: 00098 00099 QMutex m_oMutexClass; 00100 00101 protected: 00102 00103 QxClass() : IxClass(), QxSingleton< QxClass<T> >(QString("qx::QxClass_") + qx::trait::get_class_name<T>::get_xml_tag()) { init(); } 00104 virtual ~QxClass() { ; } 00105 00106 public: 00107 00108 inline QxDataMemberX<T> * dataMemberX() const { return static_cast<QxDataMemberX<T> *>(m_pDataMemberX); } 00109 inline IxFunctionX * fctMemberX() const { return m_pFctMemberX.get(); } 00110 inline IxFunctionX * fctStaticX() const { return m_pFctStaticX.get(); } 00111 00112 IxDataMember * id(type_primary_key T::* pDataMemberId, const QString & sKey); 00113 IxDataMember * id(type_primary_key T::* pDataMemberId, const QString & sKey, long lVersion); 00114 IxDataMember * id(const QString & sKey, long lVersion); 00115 IxDataMember * data(const QString & sKey, long lVersion); 00116 00117 template <typename V, typename U> IxDataMember * data(V U::* pData, const QString & sKey); 00118 template <typename V, typename U> IxDataMember * data(V U::* pData, const QString & sKey, long lVersion); 00119 template <typename V, typename U> IxDataMember * data(V U::* pData, const QString & sKey, long lVersion, bool bSerialize); 00120 template <typename V, typename U> IxDataMember * data(V U::* pData, const QString & sKey, long lVersion, bool bSerialize, bool bDao); 00121 00122 template <typename V, typename U> IxSqlRelation * relationOneToOne(V U::* pData, const QString & sKey); 00123 template <typename V, typename U> IxSqlRelation * relationOneToOne(V U::* pData, const QString & sKey, long lVersion); 00124 template <typename V, typename U> IxSqlRelation * relationManyToOne(V U::* pData, const QString & sKey); 00125 template <typename V, typename U> IxSqlRelation * relationManyToOne(V U::* pData, const QString & sKey, long lVersion); 00126 template <typename V, typename U> IxSqlRelation * relationOneToMany(V U::* pData, const QString & sKey, const QString & sForeignKey); 00127 template <typename V, typename U> IxSqlRelation * relationOneToMany(V U::* pData, const QString & sKey, const QString & sForeignKey, long lVersion); 00128 template <typename V, typename U> IxSqlRelation * relationManyToMany(V U::* pData, const QString & sKey, const QString & sExtraTable, const QString & sForeignKeyOwner, const QString & sForeignKeyDataType); 00129 template <typename V, typename U> IxSqlRelation * relationManyToMany(V U::* pData, const QString & sKey, const QString & sExtraTable, const QString & sForeignKeyOwner, const QString & sForeignKeyDataType, long lVersion); 00130 00131 template <typename R> IxFunction * fct_0(const typename QxFunction_0<T, R>::type_fct & fct, const QString & sKey); 00132 template <typename R, typename P1> IxFunction * fct_1(const typename QxFunction_1<T, R, P1>::type_fct & fct, const QString & sKey); 00133 template <typename R, typename P1, typename P2> IxFunction * fct_2(const typename QxFunction_2<T, R, P1, P2>::type_fct & fct, const QString & sKey); 00134 template <typename R, typename P1, typename P2, typename P3> IxFunction * fct_3(const typename QxFunction_3<T, R, P1, P2, P3>::type_fct & fct, const QString & sKey); 00135 template <typename R, typename P1, typename P2, typename P3, typename P4> IxFunction * fct_4(const typename QxFunction_4<T, R, P1, P2, P3, P4>::type_fct & fct, const QString & sKey); 00136 template <typename R, typename P1, typename P2, typename P3, typename P4, typename P5> IxFunction * fct_5(const typename QxFunction_5<T, R, P1, P2, P3, P4, P5>::type_fct & fct, const QString & sKey); 00137 template <typename R, typename P1, typename P2, typename P3, typename P4, typename P5, typename P6> IxFunction * fct_6(const typename QxFunction_6<T, R, P1, P2, P3, P4, P5, P6>::type_fct & fct, const QString & sKey); 00138 template <typename R, typename P1, typename P2, typename P3, typename P4, typename P5, typename P6, typename P7> IxFunction * fct_7(const typename QxFunction_7<T, R, P1, P2, P3, P4, P5, P6, P7>::type_fct & fct, const QString & sKey); 00139 template <typename R, typename P1, typename P2, typename P3, typename P4, typename P5, typename P6, typename P7, typename P8> IxFunction * fct_8(const typename QxFunction_8<T, R, P1, P2, P3, P4, P5, P6, P7, P8>::type_fct & fct, const QString & sKey); 00140 template <typename R, typename P1, typename P2, typename P3, typename P4, typename P5, typename P6, typename P7, typename P8, typename P9> IxFunction * fct_9(const typename QxFunction_9<T, R, P1, P2, P3, P4, P5, P6, P7, P8, P9>::type_fct & fct, const QString & sKey); 00141 00142 template <typename R> IxFunction * fctStatic_0(const typename QxFunction_0<void, R>::type_fct & fct, const QString & sKey); 00143 template <typename R, typename P1> IxFunction * fctStatic_1(const typename QxFunction_1<void, R, P1>::type_fct & fct, const QString & sKey); 00144 template <typename R, typename P1, typename P2> IxFunction * fctStatic_2(const typename QxFunction_2<void, R, P1, P2>::type_fct & fct, const QString & sKey); 00145 template <typename R, typename P1, typename P2, typename P3> IxFunction * fctStatic_3(const typename QxFunction_3<void, R, P1, P2, P3>::type_fct & fct, const QString & sKey); 00146 template <typename R, typename P1, typename P2, typename P3, typename P4> IxFunction * fctStatic_4(const typename QxFunction_4<void, R, P1, P2, P3, P4>::type_fct & fct, const QString & sKey); 00147 template <typename R, typename P1, typename P2, typename P3, typename P4, typename P5> IxFunction * fctStatic_5(const typename QxFunction_5<void, R, P1, P2, P3, P4, P5>::type_fct & fct, const QString & sKey); 00148 template <typename R, typename P1, typename P2, typename P3, typename P4, typename P5, typename P6> IxFunction * fctStatic_6(const typename QxFunction_6<void, R, P1, P2, P3, P4, P5, P6>::type_fct & fct, const QString & sKey); 00149 template <typename R, typename P1, typename P2, typename P3, typename P4, typename P5, typename P6, typename P7> IxFunction * fctStatic_7(const typename QxFunction_7<void, R, P1, P2, P3, P4, P5, P6, P7>::type_fct & fct, const QString & sKey); 00150 template <typename R, typename P1, typename P2, typename P3, typename P4, typename P5, typename P6, typename P7, typename P8> IxFunction * fctStatic_8(const typename QxFunction_8<void, R, P1, P2, P3, P4, P5, P6, P7, P8>::type_fct & fct, const QString & sKey); 00151 template <typename R, typename P1, typename P2, typename P3, typename P4, typename P5, typename P6, typename P7, typename P8, typename P9> IxFunction * fctStatic_9(const typename QxFunction_9<void, R, P1, P2, P3, P4, P5, P6, P7, P8, P9>::type_fct & fct, const QString & sKey); 00152 00153 static qx_bool invoke(const QString & sKey, T * pOwner, const QString & params = QString(), boost::any * ret = NULL) { IxFunctionX * pFctX = QxClass<T>::getSingleton()->fctMemberX(); IxFunction_ptr pFct = ((pFctX && pFctX->exist(sKey)) ? pFctX->getByKey(sKey) : IxFunction_ptr()); return invokeHelper<T, type_base_class, 0>::invoke(sKey, pOwner, params, ret, pFct); } 00154 static qx_bool invoke(const QString & sKey, T * pOwner, const type_any_params & params, boost::any * ret = NULL) { IxFunctionX * pFctX = QxClass<T>::getSingleton()->fctMemberX(); IxFunction_ptr pFct = ((pFctX && pFctX->exist(sKey)) ? pFctX->getByKey(sKey) : IxFunction_ptr()); return invokeHelper<T, type_base_class, 0>::invoke(sKey, pOwner, params, ret, pFct); } 00155 static qx_bool invokeStatic(const QString & sKey, const QString & params = QString(), boost::any * ret = NULL) { IxFunctionX * pFctX = QxClass<T>::getSingleton()->fctStaticX(); IxFunction_ptr pFct = ((pFctX && pFctX->exist(sKey)) ? pFctX->getByKey(sKey) : IxFunction_ptr()); return invokeHelper<T, type_base_class, 0>::invoke(sKey, params, ret, pFct); } 00156 static qx_bool invokeStatic(const QString & sKey, const type_any_params & params, boost::any * ret = NULL) { IxFunctionX * pFctX = QxClass<T>::getSingleton()->fctStaticX(); IxFunction_ptr pFct = ((pFctX && pFctX->exist(sKey)) ? pFctX->getByKey(sKey) : IxFunction_ptr()); return invokeHelper<T, type_base_class, 0>::invoke(sKey, params, ret, pFct); } 00157 00158 virtual bool isAbstract() const 00159 { return boost::is_abstract<T>::value; } 00160 00161 virtual bool implementIxPersistable() const 00162 { return implementIxPersistable_Helper<T, 0>::get(); } 00163 00164 #ifndef _QX_NO_RTTI 00165 virtual const std::type_info & typeInfo() const 00166 { return typeid(T); } 00167 #endif // _QX_NO_RTTI 00168 00169 virtual IxClass * getBaseClass() const 00170 { return (boost::is_same<type_base_class, qx::trait::no_base_class_defined>::value ? NULL : QxClass<type_base_class>::getSingleton()); } 00171 00172 #if _QX_SUPPORT_COVARIANT_RETURN_TYPE 00173 virtual QxValidatorX<T> * getAllValidator() 00174 { 00175 if (! m_pAllValidator) { m_pAllValidator.reset(new QxValidatorX<T>()); IxClass::getAllValidator(); } 00176 return static_cast<QxValidatorX<T> *>(m_pAllValidator.get()); 00177 } 00178 #else // _QX_SUPPORT_COVARIANT_RETURN_TYPE 00179 virtual IxValidatorX * getAllValidator() 00180 { 00181 if (! m_pAllValidator) { m_pAllValidator.reset(new QxValidatorX<T>()); IxClass::getAllValidator(); } 00182 return m_pAllValidator.get(); 00183 } 00184 #endif // _QX_SUPPORT_COVARIANT_RETURN_TYPE 00185 00186 private: 00187 00188 void init(); 00189 IxFunction * insertFct(IxFunction_ptr pFct, const QString & sKey); 00190 IxFunction * insertFctStatic(IxFunction_ptr pFct, const QString & sKey); 00191 00192 void registerClass() { qx::register_class< QxClass<T> >(* this); } 00193 00194 void beforeRegisterClass() 00195 { 00196 BOOST_STATIC_ASSERT(is_valid_base_class); 00197 QMutexLocker locker(& m_oMutexClass); 00198 QxClass<type_base_class>::getSingleton(); 00199 bool bNeedReg = (! this->m_bRegistered); 00200 this->m_bRegistered = true; 00201 if (bNeedReg) { registerClass(); } 00202 } 00203 00204 template <typename U, typename V, int dummy> 00205 struct invokeHelper 00206 { 00207 static qx_bool invoke(const QString & sKey, U * pOwner, const QString & params, boost::any * ret, IxFunction_ptr pFct) 00208 { return ((pOwner && pFct) ? pFct->invoke(pOwner, params, ret) : QxClass<V>::invoke(sKey, static_cast<V *>(pOwner), params, ret)); } 00209 00210 static qx_bool invoke(const QString & sKey, U * pOwner, const type_any_params & params, boost::any * ret, IxFunction_ptr pFct) 00211 { return ((pOwner && pFct) ? pFct->invoke(pOwner, params, ret) : QxClass<V>::invoke(sKey, static_cast<V *>(pOwner), params, ret)); } 00212 00213 static qx_bool invoke(const QString & sKey, const QString & params, boost::any * ret, IxFunction_ptr pFct) 00214 { return (pFct ? pFct->invoke(params, ret) : QxClass<V>::invokeStatic(sKey, params, ret)); } 00215 00216 static qx_bool invoke(const QString & sKey, const type_any_params & params, boost::any * ret, IxFunction_ptr pFct) 00217 { return (pFct ? pFct->invoke(params, ret) : QxClass<V>::invokeStatic(sKey, params, ret)); } 00218 }; 00219 00220 template <typename U, int dummy> 00221 struct invokeHelper<U, qx::trait::no_base_class_defined, dummy> 00222 { 00223 static qx_bool invoke(const QString & sKey, U * pOwner, const QString & params, boost::any * ret, IxFunction_ptr pFct) 00224 { Q_UNUSED(sKey); return ((pOwner && pFct) ? pFct->invoke(pOwner, params, ret) : qx_bool(false)); } 00225 00226 static qx_bool invoke(const QString & sKey, U * pOwner, const type_any_params & params, boost::any * ret, IxFunction_ptr pFct) 00227 { Q_UNUSED(sKey); return ((pOwner && pFct) ? pFct->invoke(pOwner, params, ret) : qx_bool(false)); } 00228 00229 static qx_bool invoke(const QString & sKey, const QString & params, boost::any * ret, IxFunction_ptr pFct) 00230 { Q_UNUSED(sKey); return (pFct ? pFct->invoke(params, ret) : qx_bool(false)); } 00231 00232 static qx_bool invoke(const QString & sKey, const type_any_params & params, boost::any * ret, IxFunction_ptr pFct) 00233 { Q_UNUSED(sKey); return (pFct ? pFct->invoke(params, ret) : qx_bool(false)); } 00234 }; 00235 00236 template <int dummy> 00237 struct invokeHelper<qx::trait::no_base_class_defined, qx::trait::no_base_class_defined, dummy> 00238 { 00239 static qx_bool invoke(const QString & sKey, qx::trait::no_base_class_defined * pOwner, const QString & params, boost::any * ret, IxFunction_ptr pFct) 00240 { Q_UNUSED(sKey); Q_UNUSED(pOwner); Q_UNUSED(params); Q_UNUSED(ret); Q_UNUSED(pFct); return qx_bool(false); } 00241 00242 static qx_bool invoke(const QString & sKey, qx::trait::no_base_class_defined * pOwner, const type_any_params & params, boost::any * ret, IxFunction_ptr pFct) 00243 { Q_UNUSED(sKey); Q_UNUSED(pOwner); Q_UNUSED(params); Q_UNUSED(ret); Q_UNUSED(pFct); return qx_bool(false); } 00244 00245 static qx_bool invoke(const QString & sKey, const QString & params, boost::any * ret, IxFunction_ptr pFct) 00246 { Q_UNUSED(sKey); Q_UNUSED(params); Q_UNUSED(ret); Q_UNUSED(pFct); return qx_bool(false); } 00247 00248 static qx_bool invoke(const QString & sKey, const type_any_params & params, boost::any * ret, IxFunction_ptr pFct) 00249 { Q_UNUSED(sKey); Q_UNUSED(params); Q_UNUSED(ret); Q_UNUSED(pFct); return qx_bool(false); } 00250 }; 00251 00252 template <int dummy> 00253 struct invokeHelper<QObject, qx::trait::no_base_class_defined, dummy> 00254 { 00255 static qx_bool invoke(const QString & sKey, QObject * pOwner, const QString & params, boost::any * ret, IxFunction_ptr pFct) 00256 { Q_UNUSED(sKey); Q_UNUSED(pOwner); Q_UNUSED(params); Q_UNUSED(ret); Q_UNUSED(pFct); return qx_bool(false); } 00257 00258 static qx_bool invoke(const QString & sKey, QObject * pOwner, const type_any_params & params, boost::any * ret, IxFunction_ptr pFct) 00259 { Q_UNUSED(sKey); Q_UNUSED(pOwner); Q_UNUSED(params); Q_UNUSED(ret); Q_UNUSED(pFct); return qx_bool(false); } 00260 00261 static qx_bool invoke(const QString & sKey, const QString & params, boost::any * ret, IxFunction_ptr pFct) 00262 { Q_UNUSED(sKey); Q_UNUSED(params); Q_UNUSED(ret); Q_UNUSED(pFct); return qx_bool(false); } 00263 00264 static qx_bool invoke(const QString & sKey, const type_any_params & params, boost::any * ret, IxFunction_ptr pFct) 00265 { Q_UNUSED(sKey); Q_UNUSED(params); Q_UNUSED(ret); Q_UNUSED(pFct); return qx_bool(false); } 00266 }; 00267 00268 private: 00269 00270 template <typename U, int dummy> 00271 struct implementIxPersistable_Helper 00272 { static bool get() { return qx::trait::is_ix_persistable<U>::value; } }; 00273 00274 template <int dummy> 00275 struct implementIxPersistable_Helper<qx::trait::no_base_class_defined, dummy> 00276 { static bool get() { return false; } }; 00277 00278 template <int dummy> 00279 struct implementIxPersistable_Helper<QObject, dummy> 00280 { static bool get() { return false; } }; 00281 00282 }; 00283 00284 } // namespace qx 00285 00286 #include "../../inl/QxRegister/QxClass.inl" 00287 00288 #endif // _QX_CLASS_H_