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QxOrm 1.1.9
C++ Object Relational Mapping library
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00001 /**************************************************************************** 00002 ** 00003 ** http://www.qxorm.com/ 00004 ** http://sourceforge.net/projects/qxorm/ 00005 ** Original file by Lionel Marty 00006 ** 00007 ** This file is part of the QxOrm library 00008 ** 00009 ** This software is provided 'as-is', without any express or implied 00010 ** warranty. In no event will the authors be held liable for any 00011 ** damages arising from the use of this software. 00012 ** 00013 ** GNU Lesser General Public License Usage 00014 ** This file must be used under the terms of the GNU Lesser 00015 ** General Public License version 2.1 as published by the Free Software 00016 ** Foundation and appearing in the file 'license.lgpl.txt' included in the 00017 ** packaging of this file. Please review the following information to 00018 ** ensure the GNU Lesser General Public License version 2.1 requirements 00019 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. 00020 ** 00021 ** If you have questions regarding the use of this file, please contact : 00022 ** contact@qxorm.com 00023 ** 00024 ****************************************************************************/ 00025 00026 #ifndef _QX_CLASS_X_H_ 00027 #define _QX_CLASS_X_H_ 00028 00029 #ifdef _MSC_VER 00030 #pragma once 00031 #endif 00032 00040 #include <boost/mpl/if.hpp> 00041 #include <boost/mpl/or.hpp> 00042 #include <boost/mpl/logical.hpp> 00043 #include <boost/type_traits/is_pointer.hpp> 00044 00045 #include <QxCommon/QxBool.h> 00046 00047 #include <QxRegister/IxClass.h> 00048 00049 #include <QxSingleton/QxSingleton.h> 00050 00051 #include <QxCollection/QxCollection.h> 00052 00053 #include <QxTraits/is_smart_ptr.h> 00054 #include <QxTraits/get_sql_type.h> 00055 00056 namespace qx { 00057 00062 class QX_DLL_EXPORT QxClassX : public QxSingleton<QxClassX> 00063 { 00064 00065 friend class QxSingleton<QxClassX>; 00066 friend class IxClass; 00067 00068 public: 00069 00070 typedef IxFunction::type_any_params type_any_params; 00071 00072 protected: 00073 00074 QxCollection<QString, IxClass *> m_lstClass; 00075 QHash<QString, QString> m_lstSqlTypeByClassName; 00076 00077 private: 00078 00079 QxClassX() : QxSingleton<QxClassX>("qx::QxClassX") { this->initSqlTypeByClassName(); } 00080 virtual ~QxClassX() { ; } 00081 00082 QxCollection<QString, IxClass *> * getAll(); 00083 IxClass * get(const QString & sKey) const; 00084 bool exist(const QString & sKey) const; 00085 bool insert(const QString & sKey, IxClass * pClass); 00086 bool remove(const QString & sKey); 00087 void clear(); 00088 void initSqlTypeByClassName(); 00089 00090 public: 00091 00092 static boost::any create(const QString & sKey); 00093 static IxClass * getClass(const QString & sKey); 00094 static IxDataMemberX * getDataMemberX(const QString & sKey); 00095 static IxFunctionX * getFctMemberX(const QString & sKey); 00096 static IxDataMember * getDataMember(const QString & sClassKey, const QString & sDataKey, bool bRecursive = true); 00097 static IxFunction * getFctMember(const QString & sClassKey, const QString & sFctKey, bool bRecursive = true); 00098 00099 static QxCollection<QString, IxClass *> * getAllClasses(); 00100 static void registerAllClasses(); 00101 static QString dumpAllClasses(); 00102 static QString dumpSqlSchema(); 00103 00104 static QHash<QString, QString> * getAllSqlTypeByClassName() { return (& QxClassX::getSingleton()->m_lstSqlTypeByClassName); } 00105 static QString getSqlTypeByClassName(const QString & sClassName) { return (QxClassX::getAllSqlTypeByClassName()->value(sClassName)); } 00106 00107 template <class U> 00108 static inline qx_bool invoke(const QString & sClassKey, const QString & sFctKey, U & pOwner, const QString & params = QString(), boost::any * ret = NULL) 00109 { 00110 typedef typename boost::mpl::if_c< boost::is_pointer<U>::value, QxClassX::invoke_ptr<U>, QxClassX::invoke_default<U> >::type type_invoke_1; 00111 typedef typename boost::mpl::if_c< qx::trait::is_smart_ptr<U>::value, QxClassX::invoke_ptr<U>, type_invoke_1 >::type type_invoke_2; 00112 return type_invoke_2::invoke(sClassKey, sFctKey, pOwner, params, ret); 00113 } 00114 00115 template <class U> 00116 static inline qx_bool invoke(const QString & sClassKey, const QString & sFctKey, U & pOwner, const type_any_params & params, boost::any * ret = NULL) 00117 { 00118 typedef typename boost::mpl::if_c< boost::is_pointer<U>::value, QxClassX::invoke_ptr<U>, QxClassX::invoke_default<U> >::type type_invoke_1; 00119 typedef typename boost::mpl::if_c< qx::trait::is_smart_ptr<U>::value, QxClassX::invoke_ptr<U>, type_invoke_1 >::type type_invoke_2; 00120 return type_invoke_2::invoke(sClassKey, sFctKey, pOwner, params, ret); 00121 } 00122 00123 private: 00124 00125 template <class U> 00126 struct invoke_ptr 00127 { 00128 static inline qx_bool invoke(const QString & sClassKey, const QString & sFctKey, U & pOwner, const QString & params = QString(), boost::any * ret = NULL) 00129 { return QxClassX::invokeVoidPtr(sClassKey, sFctKey, static_cast<void *>(& (* pOwner)), params, ret); } 00130 static inline qx_bool invoke(const QString & sClassKey, const QString & sFctKey, U & pOwner, const type_any_params & params, boost::any * ret = NULL) 00131 { return QxClassX::invokeVoidPtr(sClassKey, sFctKey, static_cast<void *>(& (* pOwner)), params, ret); } 00132 }; 00133 00134 template <class U> 00135 struct invoke_default 00136 { 00137 static inline qx_bool invoke(const QString & sClassKey, const QString & sFctKey, U & pOwner, const QString & params = QString(), boost::any * ret = NULL) 00138 { return QxClassX::invokeVoidPtr(sClassKey, sFctKey, static_cast<void *>(& pOwner), params, ret); } 00139 static inline qx_bool invoke(const QString & sClassKey, const QString & sFctKey, U & pOwner, const type_any_params & params, boost::any * ret = NULL) 00140 { return QxClassX::invokeVoidPtr(sClassKey, sFctKey, static_cast<void *>(& pOwner), params, ret); } 00141 }; 00142 00143 static qx_bool invokeVoidPtr(const QString & sClassKey, const QString & sFctKey, void * pOwner, const QString & params = QString(), boost::any * ret = NULL); 00144 static qx_bool invokeVoidPtr(const QString & sClassKey, const QString & sFctKey, void * pOwner, const type_any_params & params, boost::any * ret = NULL); 00145 00146 static bool isValid_DataMember(IxDataMember * p); 00147 static bool isValid_SqlRelation(IxDataMember * p); 00148 00149 }; 00150 00151 } // namespace qx 00152 00153 QX_DLL_EXPORT_QX_SINGLETON_HPP(qx::QxClassX) 00154 00155 #endif // _QX_CLASS_X_H_