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get_sql_type.h
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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_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/type_traits/is_enum.hpp>
    00046 #include <boost/type_traits/is_same.hpp>
    00047
    00048 #include <QtCore/qsharedpointer.h>
    00049
    00050 #if (QT_VERSION >= 0x040600)
    00051 #include <QtCore/qscopedpointer.h>
    00052 #endif // (QT_VERSION >= 0x040600)
    00053
    00054 #include <QxTraits/is_qx_registered.h>
    00055 #include <QxTraits/get_primary_key.h>
    00056 #include <QxTraits/remove_attr.h>
    00057 #include <QxTraits/get_class_name_primitive.h>
    00058
    00059 #include <QxDao/QxDaoPointer.h>
    00060 #include <QxDao/QxDateNeutral.h>
    00061 #include <QxDao/QxTimeNeutral.h>
    00062 #include <QxDao/QxDateTimeNeutral.h>
    00063
    00064 #include <QxCommon/QxBool.h>
    00065
    00066 namespace qx {
    00067 namespace trait {
    00068 namespace detail {
    00069
    00070 template <typename T>
    00071 struct get_sql_type_helper
    00072 {
    00073
    00074 private:
    00075
    00076    typedef typename qx::trait::remove_attr<T>::type type_1;
    00077    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;
    00078    typedef typename boost::mpl::if_c< boost::is_enum<type_2>::value, long, type_2 >::type type_3;
    00079
    00080 public:
    00081
    00082    typedef typename qx::trait::detail::get_sql_type_helper<T>::type_3 type;
    00083
    00084 };
    00085
    00086 template <typename T>
    00087 struct get_sql_type
    00088 { static inline const char * get() { return ""; } };
    00089
    00090 } // namespace detail
    00091
    00096 template <typename T>
    00097 struct get_sql_type
    00098 {
    00099    typedef typename qx::trait::detail::get_sql_type_helper<T>::type type_sql;
    00100    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()); }
    00101 };
    00102
    00103 template <typename T>
    00104 struct get_sql_type< boost::scoped_ptr<T> >
    00105 { static inline const char * get() { return qx::trait::get_sql_type<T>::get(); } };
    00106
    00107 template <typename T>
    00108 struct get_sql_type< boost::shared_ptr<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::intrusive_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< QSharedPointer<T> >
    00117 { static inline const char * get() { return qx::trait::get_sql_type<T>::get(); } };
    00118
    00119 #if (QT_VERSION >= 0x040600)
    00120 template <typename T>
    00121 struct get_sql_type< QScopedPointer<T> >
    00122 { static inline const char * get() { return qx::trait::get_sql_type<T>::get(); } };
    00123 #endif // (QT_VERSION >= 0x040600)
    00124
    00125 template <typename T>
    00126 struct get_sql_type< qx::dao::ptr<T> >
    00127 { static inline const char * get() { return qx::trait::get_sql_type<T>::get(); } };
    00128
    00129 template <typename T1, typename T2>
    00130 struct get_sql_type< std::pair<T1, T2> >
    00131 { 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(); } };
    00132
    00133 template <typename T1, typename T2>
    00134 struct get_sql_type< QPair<T1, T2> >
    00135 { 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(); } };
    00136
    00137 template <typename T1, typename T2>
    00138 struct get_sql_type< boost::tuple<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, typename T3>
    00142 struct get_sql_type< boost::tuple<T1, T2, T3> >
    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()) + "|" + std::string(qx::trait::get_sql_type<T3>::get())); return s.c_str(); } };
    00144
    00145 template <typename T1, typename T2, typename T3, typename T4>
    00146 struct get_sql_type< boost::tuple<T1, T2, T3, T4> >
    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()) + "|" + std::string(qx::trait::get_sql_type<T3>::get()) + "|" + std::string(qx::trait::get_sql_type<T4>::get())); return s.c_str(); } };
    00148
    00149 template <typename T1, typename T2, typename T3, typename T4, typename T5>
    00150 struct get_sql_type< boost::tuple<T1, T2, T3, T4, T5> >
    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()) + "|" + std::string(qx::trait::get_sql_type<T4>::get()) + "|" + std::string(qx::trait::get_sql_type<T5>::get())); return s.c_str(); } };
    00152
    00153 template <typename T1, typename T2, typename T3, typename T4, typename T5, typename T6>
    00154 struct get_sql_type< boost::tuple<T1, T2, T3, T4, T5, T6> >
    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()) + "|" + std::string(qx::trait::get_sql_type<T5>::get()) + "|" + std::string(qx::trait::get_sql_type<T6>::get())); return s.c_str(); } };
    00156
    00157 template <typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7>
    00158 struct get_sql_type< boost::tuple<T1, T2, T3, T4, T5, T6, T7> >
    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()) + "|" + std::string(qx::trait::get_sql_type<T6>::get()) + "|" + std::string(qx::trait::get_sql_type<T7>::get())); return s.c_str(); } };
    00160
    00161 template <typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8>
    00162 struct get_sql_type< boost::tuple<T1, T2, T3, T4, T5, T6, T7, T8> >
    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()) + "|" + std::string(qx::trait::get_sql_type<T7>::get()) + "|" + std::string(qx::trait::get_sql_type<T8>::get())); return s.c_str(); } };
    00164
    00165 template <typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8, typename T9>
    00166 struct get_sql_type< boost::tuple<T1, T2, T3, T4, T5, T6, T7, T8, T9> >
    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()) + "|" + std::string(qx::trait::get_sql_type<T8>::get()) + "|" + std::string(qx::trait::get_sql_type<T9>::get())); return s.c_str(); } };
    00168
    00169 namespace detail {
    00170
    00171 template <>
    00172 struct get_sql_type< bool >
    00173 { static inline const char * get() { return "SMALLINT"; } };
    00174
    00175 template <>
    00176 struct get_sql_type< qx_bool >
    00177 { static inline const char * get() { return "SMALLINT"; } };
    00178
    00179 template <>
    00180 struct get_sql_type< short >
    00181 { static inline const char * get() { return "SMALLINT"; } };
    00182
    00183 template <>
    00184 struct get_sql_type< int >
    00185 { static inline const char * get() { return "INTEGER"; } };
    00186
    00187 template <>
    00188 struct get_sql_type< long >
    00189 { static inline const char * get() { return "INTEGER"; } };
    00190
    00191 template <>
    00192 struct get_sql_type< long long >
    00193 { static inline const char * get() { return "INTEGER"; } };
    00194
    00195 template <>
    00196 struct get_sql_type< float >
    00197 { static inline const char * get() { return "FLOAT"; } };
    00198
    00199 template <>
    00200 struct get_sql_type< double >
    00201 { static inline const char * get() { return "FLOAT"; } };
    00202
    00203 template <>
    00204 struct get_sql_type< long double >
    00205 { static inline const char * get() { return "FLOAT"; } };
    00206
    00207 template <>
    00208 struct get_sql_type< unsigned short >
    00209 { static inline const char * get() { return "SMALLINT"; } };
    00210
    00211 template <>
    00212 struct get_sql_type< unsigned int >
    00213 { static inline const char * get() { return "INTEGER"; } };
    00214
    00215 template <>
    00216 struct get_sql_type< unsigned long >
    00217 { static inline const char * get() { return "INTEGER"; } };
    00218
    00219 template <>
    00220 struct get_sql_type< unsigned long long >
    00221 { static inline const char * get() { return "INTEGER"; } };
    00222
    00223 template <>
    00224 struct get_sql_type< std::string >
    00225 { static inline const char * get() { return "TEXT"; } };
    00226
    00227 template <>
    00228 struct get_sql_type< std::wstring >
    00229 { static inline const char * get() { return "TEXT"; } };
    00230
    00231 template <>
    00232 struct get_sql_type< QString >
    00233 { static inline const char * get() { return "TEXT"; } };
    00234
    00235 template <>
    00236 struct get_sql_type< QVariant >
    00237 { static inline const char * get() { return "TEXT"; } };
    00238
    00239 template <>
    00240 struct get_sql_type< QUuid >
    00241 { static inline const char * get() { return "TEXT"; } };
    00242
    00243 template <>
    00244 struct get_sql_type< QDate >
    00245 { static inline const char * get() { return "DATE"; } };
    00246
    00247 template <>
    00248 struct get_sql_type< QTime >
    00249 { static inline const char * get() { return "TIME"; } };
    00250
    00251 template <>
    00252 struct get_sql_type< QDateTime >
    00253 { static inline const char * get() { return "TIMESTAMP"; } };
    00254
    00255 template <>
    00256 struct get_sql_type< QByteArray >
    00257 { static inline const char * get() { return "BLOB"; } };
    00258
    00259 template <>
    00260 struct get_sql_type< qx::QxDateNeutral >
    00261 { static inline const char * get() { return "TEXT"; } };
    00262
    00263 template <>
    00264 struct get_sql_type< qx::QxTimeNeutral >
    00265 { static inline const char * get() { return "TEXT"; } };
    00266
    00267 template <>
    00268 struct get_sql_type< qx::QxDateTimeNeutral >
    00269 { static inline const char * get() { return "TEXT"; } };
    00270
    00271 } // namespace detail
    00272 } // namespace trait
    00273 } // namespace qx
    00274
    00275 #endif // _QX_GET_SQL_TYPE_H_

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