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QxOrm
1.2.8
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_IS_CONTAINER_TO_POD_H_ 00033 #define _QX_IS_CONTAINER_TO_POD_H_ 00034 00035 #ifdef _MSC_VER 00036 #pragma once 00037 #endif 00038 00039 #include <boost/mpl/if.hpp> 00040 #include <boost/mpl/logical.hpp> 00041 00042 #include <QxTraits/is_container.h> 00043 #include <QxTraits/is_qx_pod.h> 00044 00045 namespace qx { 00046 namespace trait { 00047 00048 template <typename T> 00049 class is_container_to_pod 00050 { 00051 00052 private: 00053 00054 template <typename U> 00055 static typename boost::mpl::if_c<qx::trait::is_qx_pod<U>::value, char, int>::type removeContainer(const std::vector<U> &); 00056 00057 template <typename U> 00058 static typename boost::mpl::if_c<qx::trait::is_qx_pod<U>::value, char, int>::type removeContainer(const std::list<U> &); 00059 00060 template <typename U> 00061 static typename boost::mpl::if_c<qx::trait::is_qx_pod<U>::value, char, int>::type removeContainer(const std::set<U> &); 00062 00063 template <typename U> 00064 static typename boost::mpl::if_c<qx::trait::is_qx_pod<U>::value, char, int>::type removeContainer(const QVector<U> &); 00065 00066 template <typename U> 00067 static typename boost::mpl::if_c<qx::trait::is_qx_pod<U>::value, char, int>::type removeContainer(const QList<U> &); 00068 00069 template <typename U> 00070 static typename boost::mpl::if_c<qx::trait::is_qx_pod<U>::value, char, int>::type removeContainer(const QSet<U> &); 00071 00072 template <typename U> 00073 static typename boost::mpl::if_c<qx::trait::is_qx_pod<U>::value, char, int>::type removeContainer(const QLinkedList<U> &); 00074 00075 template <typename U> 00076 static typename boost::mpl::if_c<qx::trait::is_qx_pod<U>::value, char, int>::type removeContainer(const boost::unordered_set<U> &); 00077 00078 template <typename U> 00079 static typename boost::mpl::if_c<qx::trait::is_qx_pod<U>::value, char, int>::type removeContainer(const boost::unordered_multiset<U> &); 00080 00081 static int removeContainer(...); 00082 static T t; 00083 00084 public: 00085 00086 enum { value = (qx::trait::is_container<T>::value && (sizeof(qx::trait::is_container_to_pod<T>::removeContainer(t)) == sizeof(char))) }; 00087 00088 typedef typename boost::mpl::if_c<qx::trait::is_container_to_pod<T>::value, boost::mpl::true_, boost::mpl::false_>::type type; 00089 00090 }; 00091 00092 } // namespace trait 00093 } // namespace qx 00094 00095 #endif // _QX_IS_CONTAINER_TO_POD_H_