doxygen/html/get__sql__type_8h_source.html

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
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00024 ****************************************************************************/
00025
00026 #ifndef _QX_GET_SQL_TYPE_H_
00027 #define _QX_GET_SQL_TYPE_H_
00028
00029 #ifdef _MSC_VER
00030 #pragma once
00031 #endif
00032
00040 #include <boost/mpl/if.hpp>
00041 #include <boost/mpl/logical.hpp>
00042 #include <boost/scoped_ptr.hpp>
00043 #include <boost/shared_ptr.hpp>
00044 #include <boost/intrusive_ptr.hpp>
00045 #include <boost/optional.hpp>
00046 #include <boost/type_traits/is_enum.hpp>
00047 #include <boost/type_traits/is_same.hpp>
00048
00049 #include <QtCore/qsharedpointer.h>
00050
00051 #if (QT_VERSION >= 0x040600)
00052 #include <QtCore/qscopedpointer.h>
00053 #endif // (QT_VERSION >= 0x040600)
00054
00055 #include <QxTraits/is_qx_registered.h>
00056 #include <QxTraits/get_primary_key.h>
00057 #include <QxTraits/remove_attr.h>
00058 #include <QxTraits/get_class_name_primitive.h>
00059
00060 #include <QxDao/QxDaoPointer.h>
00061 #include <QxDao/QxDateNeutral.h>
00062 #include <QxDao/QxTimeNeutral.h>
00063 #include <QxDao/QxDateTimeNeutral.h>
00064
00065 #include <QxCommon/QxBool.h>
00066
00067 namespace qx {
00068 namespace trait {
00069 namespace detail {
00070
00071 template <typename T>
00072 struct get_sql_type_helper
00073 {
00074
00075 private:
00076
00077    typedef typename qx::trait::remove_attr<T>::type type_1;
00078    typedef typename boost::mpl::if_c< qx::trait::is_qx_registered<type_1>::value, typename qx::trait::get_primary_key<type_1>::type, type_1 >::type type_2;
00079    typedef typename boost::mpl::if_c< boost::is_enum<type_2>::value, long, type_2 >::type type_3;
00080
00081 public:
00082
00083    typedef typename qx::trait::detail::get_sql_type_helper<T>::type_3 type;
00084
00085 };
00086
00087 template <typename T>
00088 struct get_sql_type
00089 { static inline const char * get() { return ""; } };
00090
00091 /* Implemented into './src/QxRegister/QxClassX.cpp' file */
00092 QX_DLL_EXPORT const char * get_sql_type_by_class_name(const char * sClassName, const char * sDefaultValue);
00093
00094 } // namespace detail
00095
00100 template <typename T>
00101 struct get_sql_type
00102 {
00103    typedef typename qx::trait::detail::get_sql_type_helper<T>::type type_sql;
00104    static inline const char * get() { return (boost::is_same<T, type_sql>::value ? qx::trait::detail::get_sql_type<type_sql>::get() : qx::trait::get_sql_type<type_sql>::get()); }
00105 };
00106
00107 template <typename T>
00108 struct get_sql_type< boost::optional<T> >
00109 { static inline const char * get() { return qx::trait::get_sql_type<T>::get(); } };
00110
00111 template <typename T>
00112 struct get_sql_type< boost::scoped_ptr<T> >
00113 { static inline const char * get() { return qx::trait::get_sql_type<T>::get(); } };
00114
00115 template <typename T>
00116 struct get_sql_type< boost::shared_ptr<T> >
00117 { static inline const char * get() { return qx::trait::get_sql_type<T>::get(); } };
00118
00119 template <typename T>
00120 struct get_sql_type< boost::intrusive_ptr<T> >
00121 { static inline const char * get() { return qx::trait::get_sql_type<T>::get(); } };
00122
00123 template <typename T>
00124 struct get_sql_type< QSharedPointer<T> >
00125 { static inline const char * get() { return qx::trait::get_sql_type<T>::get(); } };
00126
00127 #if (QT_VERSION >= 0x040600)
00128 template <typename T>
00129 struct get_sql_type< QScopedPointer<T> >
00130 { static inline const char * get() { return qx::trait::get_sql_type<T>::get(); } };
00131 #endif // (QT_VERSION >= 0x040600)
00132
00133 template <typename T>
00134 struct get_sql_type< qx::dao::ptr<T> >
00135 { static inline const char * get() { return qx::trait::get_sql_type<T>::get(); } };
00136
00137 template <typename T1, typename T2>
00138 struct get_sql_type< std::pair<T1, T2> >
00139 { static inline const char * get() { static std::string s; s = (std::string(qx::trait::get_sql_type<T1>::get()) + "|" + std::string(qx::trait::get_sql_type<T2>::get())); return s.c_str(); } };
00140
00141 template <typename T1, typename T2>
00142 struct get_sql_type< QPair<T1, T2> >
00143 { static inline const char * get() { static std::string s; s = (std::string(qx::trait::get_sql_type<T1>::get()) + "|" + std::string(qx::trait::get_sql_type<T2>::get())); return s.c_str(); } };
00144
00145 template <typename T1, typename T2>
00146 struct get_sql_type< boost::tuple<T1, T2> >
00147 { static inline const char * get() { static std::string s; s = (std::string(qx::trait::get_sql_type<T1>::get()) + "|" + std::string(qx::trait::get_sql_type<T2>::get())); return s.c_str(); } };
00148
00149 template <typename T1, typename T2, typename T3>
00150 struct get_sql_type< boost::tuple<T1, T2, T3> >
00151 { static inline const char * get() { static std::string s; s = (std::string(qx::trait::get_sql_type<T1>::get()) + "|" + std::string(qx::trait::get_sql_type<T2>::get()) + "|" + std::string(qx::trait::get_sql_type<T3>::get())); return s.c_str(); } };
00152
00153 template <typename T1, typename T2, typename T3, typename T4>
00154 struct get_sql_type< boost::tuple<T1, T2, T3, T4> >
00155 { static inline const char * get() { static std::string s; s = (std::string(qx::trait::get_sql_type<T1>::get()) + "|" + std::string(qx::trait::get_sql_type<T2>::get()) + "|" + std::string(qx::trait::get_sql_type<T3>::get()) + "|" + std::string(qx::trait::get_sql_type<T4>::get())); return s.c_str(); } };
00156
00157 template <typename T1, typename T2, typename T3, typename T4, typename T5>
00158 struct get_sql_type< boost::tuple<T1, T2, T3, T4, T5> >
00159 { static inline const char * get() { static std::string s; s = (std::string(qx::trait::get_sql_type<T1>::get()) + "|" + std::string(qx::trait::get_sql_type<T2>::get()) + "|" + std::string(qx::trait::get_sql_type<T3>::get()) + "|" + std::string(qx::trait::get_sql_type<T4>::get()) + "|" + std::string(qx::trait::get_sql_type<T5>::get())); return s.c_str(); } };
00160
00161 template <typename T1, typename T2, typename T3, typename T4, typename T5, typename T6>
00162 struct get_sql_type< boost::tuple<T1, T2, T3, T4, T5, T6> >
00163 { static inline const char * get() { static std::string s; s = (std::string(qx::trait::get_sql_type<T1>::get()) + "|" + std::string(qx::trait::get_sql_type<T2>::get()) + "|" + std::string(qx::trait::get_sql_type<T3>::get()) + "|" + std::string(qx::trait::get_sql_type<T4>::get()) + "|" + std::string(qx::trait::get_sql_type<T5>::get()) + "|" + std::string(qx::trait::get_sql_type<T6>::get())); return s.c_str(); } };
00164
00165 template <typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7>
00166 struct get_sql_type< boost::tuple<T1, T2, T3, T4, T5, T6, T7> >
00167 { static inline const char * get() { static std::string s; s = (std::string(qx::trait::get_sql_type<T1>::get()) + "|" + std::string(qx::trait::get_sql_type<T2>::get()) + "|" + std::string(qx::trait::get_sql_type<T3>::get()) + "|" + std::string(qx::trait::get_sql_type<T4>::get()) + "|" + std::string(qx::trait::get_sql_type<T5>::get()) + "|" + std::string(qx::trait::get_sql_type<T6>::get()) + "|" + std::string(qx::trait::get_sql_type<T7>::get())); return s.c_str(); } };
00168
00169 template <typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8>
00170 struct get_sql_type< boost::tuple<T1, T2, T3, T4, T5, T6, T7, T8> >
00171 { static inline const char * get() { static std::string s; s = (std::string(qx::trait::get_sql_type<T1>::get()) + "|" + std::string(qx::trait::get_sql_type<T2>::get()) + "|" + std::string(qx::trait::get_sql_type<T3>::get()) + "|" + std::string(qx::trait::get_sql_type<T4>::get()) + "|" + std::string(qx::trait::get_sql_type<T5>::get()) + "|" + std::string(qx::trait::get_sql_type<T6>::get()) + "|" + std::string(qx::trait::get_sql_type<T7>::get()) + "|" + std::string(qx::trait::get_sql_type<T8>::get())); return s.c_str(); } };
00172
00173 template <typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8, typename T9>
00174 struct get_sql_type< boost::tuple<T1, T2, T3, T4, T5, T6, T7, T8, T9> >
00175 { static inline const char * get() { static std::string s; s = (std::string(qx::trait::get_sql_type<T1>::get()) + "|" + std::string(qx::trait::get_sql_type<T2>::get()) + "|" + std::string(qx::trait::get_sql_type<T3>::get()) + "|" + std::string(qx::trait::get_sql_type<T4>::get()) + "|" + std::string(qx::trait::get_sql_type<T5>::get()) + "|" + std::string(qx::trait::get_sql_type<T6>::get()) + "|" + std::string(qx::trait::get_sql_type<T7>::get()) + "|" + std::string(qx::trait::get_sql_type<T8>::get()) + "|" + std::string(qx::trait::get_sql_type<T9>::get())); return s.c_str(); } };
00176
00177 } // namespace trait
00178 } // namespace qx
00179
00180 #define QX_REGISTER_TRAIT_GET_SQL_TYPE(className, sqlType) \
00181 namespace qx { namespace trait { namespace detail { \
00182 template <> \
00183 struct get_sql_type< className > \
00184 { static inline const char * get() { return get_sql_type_by_class_name(#className, sqlType); } }; }}}
00185
00186 QX_REGISTER_TRAIT_GET_SQL_TYPE(bool, "SMALLINT")
00187 QX_REGISTER_TRAIT_GET_SQL_TYPE(qx_bool, "SMALLINT")
00188 QX_REGISTER_TRAIT_GET_SQL_TYPE(short, "SMALLINT")
00189 QX_REGISTER_TRAIT_GET_SQL_TYPE(int, "INTEGER")
00190 QX_REGISTER_TRAIT_GET_SQL_TYPE(long, "INTEGER")
00191 QX_REGISTER_TRAIT_GET_SQL_TYPE(long long, "INTEGER")
00192 QX_REGISTER_TRAIT_GET_SQL_TYPE(float, "FLOAT")
00193 QX_REGISTER_TRAIT_GET_SQL_TYPE(double, "FLOAT")
00194 QX_REGISTER_TRAIT_GET_SQL_TYPE(long double, "FLOAT")
00195 QX_REGISTER_TRAIT_GET_SQL_TYPE(unsigned short, "SMALLINT")
00196 QX_REGISTER_TRAIT_GET_SQL_TYPE(unsigned int, "INTEGER")
00197 QX_REGISTER_TRAIT_GET_SQL_TYPE(unsigned long, "INTEGER")
00198 QX_REGISTER_TRAIT_GET_SQL_TYPE(unsigned long long, "INTEGER")
00199 QX_REGISTER_TRAIT_GET_SQL_TYPE(std::string, "TEXT")
00200 QX_REGISTER_TRAIT_GET_SQL_TYPE(std::wstring, "TEXT")
00201 QX_REGISTER_TRAIT_GET_SQL_TYPE(QString, "TEXT")
00202 QX_REGISTER_TRAIT_GET_SQL_TYPE(QVariant, "TEXT")
00203 QX_REGISTER_TRAIT_GET_SQL_TYPE(QUuid, "TEXT")
00204 QX_REGISTER_TRAIT_GET_SQL_TYPE(QDate, "DATE")
00205 QX_REGISTER_TRAIT_GET_SQL_TYPE(QTime, "TIME")
00206 QX_REGISTER_TRAIT_GET_SQL_TYPE(QDateTime, "TIMESTAMP")
00207 QX_REGISTER_TRAIT_GET_SQL_TYPE(QByteArray, "BLOB")
00208 QX_REGISTER_TRAIT_GET_SQL_TYPE(qx::QxDateNeutral, "TEXT")
00209 QX_REGISTER_TRAIT_GET_SQL_TYPE(qx::QxTimeNeutral, "TEXT")
00210 QX_REGISTER_TRAIT_GET_SQL_TYPE(qx::QxDateTimeNeutral, "TEXT")
00211
00212 #endif // _QX_GET_SQL_TYPE_H_