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QxOrm 1.1.8
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_DAO_SESSION_H_ 00027 #define _QX_DAO_SESSION_H_ 00028 00029 #ifdef _MSC_VER 00030 #pragma once 00031 #endif 00032 00040 #include <boost/noncopyable.hpp> 00041 00042 #include <QtSql/qsqldatabase.h> 00043 #include <QtSql/qsqlquery.h> 00044 #include <QtSql/qsqlerror.h> 00045 #include <QtSql/qsqldriver.h> 00046 00047 #include <QtCore/qlist.h> 00048 00049 #include <QxDao/QxSqlError.h> 00050 00051 namespace qx { 00052 00083 class QX_DLL_EXPORT QxSession : private boost::noncopyable 00084 { 00085 00086 private: 00087 00088 QSqlDatabase m_database; 00089 QList<QSqlError> m_lstSqlError; 00090 bool m_bTransaction; 00091 bool m_bThrowable; 00092 bool m_bThrowInEvent; 00093 bool m_bAutoOpenClose; 00094 00095 public: 00096 00097 QxSession(); 00098 QxSession(const QSqlDatabase & database); 00099 QxSession(const QSqlDatabase & database, bool bOpenTransaction); 00100 QxSession(const QSqlDatabase & database, bool bOpenTransaction, bool bThrowable); 00101 virtual ~QxSession() { close(); } 00102 00103 inline bool isThrowable() const { return m_bThrowable; } 00104 inline bool isOpened() const { return m_bTransaction; } 00105 inline bool isValid() const { return (m_lstSqlError.count() <= 0); } 00106 inline QSqlError firstError() const { return ((m_lstSqlError.count() > 0) ? m_lstSqlError.first() : QSqlError()); } 00107 inline QSqlError lastError() const { return ((m_lstSqlError.count() > 0) ? m_lstSqlError.last() : QSqlError()); } 00108 inline QList<QSqlError> allErrors() const { return m_lstSqlError; } 00109 inline const QSqlDatabase * database() const { return (& m_database); } 00110 inline QSqlDatabase * database() { return (& m_database); } 00111 00112 bool open(); 00113 bool close(); 00114 bool commit(); 00115 bool rollback(); 00116 00117 QxSession & operator+= (const QSqlError & err); 00118 00119 private: 00120 00121 void appendSqlError(const QSqlError & err); 00122 void clear(); 00123 00124 }; 00125 00126 } // namespace qx 00127 00128 #endif // _QX_DAO_SESSION_H_