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QxOrm
1.4.2
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_ANY_CAST_DYNAMIC_H_ 00033 #define _QX_ANY_CAST_DYNAMIC_H_ 00034 00035 #ifdef _MSC_VER 00036 #pragma once 00037 #endif 00038 00046 #include <boost/any.hpp> 00047 #include <boost/shared_ptr.hpp> 00048 00049 #include <QtCore/qsharedpointer.h> 00050 00051 #include <QxDao/QxDaoPointer.h> 00052 00053 #ifdef _QX_CPP_11_SMART_PTR 00054 #ifndef BOOST_NO_CXX11_SMART_PTR 00055 #include <memory> 00056 #endif // BOOST_NO_CXX11_SMART_PTR 00057 #endif // _QX_CPP_11_SMART_PTR 00058 00059 namespace qx { 00060 00061 template <typename T> 00062 struct any_cast_dynamic 00063 { static T get(const boost::any & a) { return boost::any_cast<T>(a); } }; 00064 00065 template <typename T> 00066 struct any_cast_dynamic<T *> 00067 { 00068 static T * get(const boost::any & a) 00069 { 00070 if (a.empty()) { return NULL; } 00071 boost::any * b = const_cast<boost::any *>(& a); 00072 T ** t = boost::unsafe_any_cast<T *>(b); 00073 if (! t) { return NULL; } 00074 return (* t); 00075 } 00076 }; 00077 00078 template <typename T> 00079 struct any_cast_dynamic< boost::shared_ptr<T> > 00080 { 00081 static boost::shared_ptr<T> get(const boost::any & a) 00082 { 00083 if (a.empty()) { return boost::shared_ptr<T>(); } 00084 boost::any * b = const_cast<boost::any *>(& a); 00085 boost::shared_ptr<T> * t = boost::unsafe_any_cast< boost::shared_ptr<T> >(b); 00086 if (! t) { return boost::shared_ptr<T>(); } 00087 return (* t); 00088 } 00089 }; 00090 00091 template <typename T> 00092 struct any_cast_dynamic< QSharedPointer<T> > 00093 { 00094 static QSharedPointer<T> get(const boost::any & a) 00095 { 00096 if (a.empty()) { return QSharedPointer<T>(); } 00097 boost::any * b = const_cast<boost::any *>(& a); 00098 QSharedPointer<T> * t = boost::unsafe_any_cast< QSharedPointer<T> >(b); 00099 if (! t) { return QSharedPointer<T>(); } 00100 return (* t); 00101 } 00102 }; 00103 00104 template <typename T> 00105 struct any_cast_dynamic< qx::dao::ptr<T> > 00106 { 00107 static qx::dao::ptr<T> get(const boost::any & a) 00108 { 00109 if (a.empty()) { return qx::dao::ptr<T>(); } 00110 boost::any * b = const_cast<boost::any *>(& a); 00111 qx::dao::ptr<T> * t = boost::unsafe_any_cast< qx::dao::ptr<T> >(b); 00112 if (! t) { return qx::dao::ptr<T>(); } 00113 return (* t); 00114 } 00115 }; 00116 00117 #ifdef _QX_CPP_11_SMART_PTR 00118 #ifndef BOOST_NO_CXX11_SMART_PTR 00119 00120 template <typename T> 00121 struct any_cast_dynamic< std::shared_ptr<T> > 00122 { 00123 static std::shared_ptr<T> get(const boost::any & a) 00124 { 00125 if (a.empty()) { return std::shared_ptr<T>(); } 00126 boost::any * b = const_cast<boost::any *>(& a); 00127 std::shared_ptr<T> * t = boost::unsafe_any_cast< std::shared_ptr<T> >(b); 00128 if (! t) { return std::shared_ptr<T>(); } 00129 return (* t); 00130 } 00131 }; 00132 00133 #endif // BOOST_NO_CXX11_SMART_PTR 00134 #endif // _QX_CPP_11_SMART_PTR 00135 00136 } // namespace qx 00137 00138 #endif // _QX_ANY_CAST_DYNAMIC_H_