QxOrm  1.4.5
C++ Object Relational Mapping library
IxSqlGenerator.h
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00001 /****************************************************************************
00002 **
00003 ** https://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
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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
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00026 ** If you are unsure which license is appropriate for your use, or
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00031 
00032 #ifndef _IX_SQL_GENERATOR_H_
00033 #define _IX_SQL_GENERATOR_H_
00034 
00035 #ifdef _MSC_VER
00036 #pragma once
00037 #endif
00038 
00046 #include <QtSql/qsqlquery.h>
00047 
00048 namespace qx {
00049 namespace dao {
00050 namespace detail {
00051 
00052 class IxDao_Helper;
00053 class IxSqlElement;
00054 class QxSqlCompare;
00055 class QxSqlElementTemp;
00056 class QxSqlExpression;
00057 class QxSqlFreeText;
00058 class QxSqlIn;
00059 class QxSqlIsBetween;
00060 class QxSqlIsNull;
00061 class QxSqlLimit;
00062 class QxSqlSort;
00063 
00068 class QX_DLL_EXPORT IxSqlGenerator
00069 {
00070 
00071 public:
00072 
00073    IxSqlGenerator();
00074    virtual ~IxSqlGenerator();
00075 
00076    virtual void init() = 0;
00077    virtual QString getAutoIncrement() const = 0;
00078    virtual QString getWildCard() const = 0;
00079    virtual QString getTableAliasSep() const = 0;
00080    virtual QString getLimit(const QxSqlLimit * pLimit) const = 0;
00081    virtual void resolveLimit(QSqlQuery & query, const QxSqlLimit * pLimit) const = 0;
00082    virtual void postProcess(QString & sql, const QxSqlLimit * pLimit) const = 0;
00083    virtual void onBeforeInsert(IxDao_Helper * pDaoHelper, void * pOwner) const = 0;
00084    virtual void onAfterInsert(IxDao_Helper * pDaoHelper, void * pOwner) const = 0;
00085    virtual void onBeforeUpdate(IxDao_Helper * pDaoHelper, void * pOwner) const = 0;
00086    virtual void onAfterUpdate(IxDao_Helper * pDaoHelper, void * pOwner) const = 0;
00087    virtual void onBeforeDelete(IxDao_Helper * pDaoHelper, void * pOwner) const = 0;
00088    virtual void onAfterDelete(IxDao_Helper * pDaoHelper, void * pOwner) const = 0;
00089    virtual void checkSqlInsert(IxDao_Helper * pDaoHelper, QString & sql) const = 0;
00090    virtual void onBeforeSqlPrepare(IxDao_Helper * pDaoHelper, QString & sql) const = 0;
00091    virtual void formatSqlQuery(IxDao_Helper * pDaoHelper, QString & sql) const = 0;
00092 
00093 };
00094 
00095 typedef std::shared_ptr<IxSqlGenerator> IxSqlGenerator_ptr;
00096 
00097 } // namespace detail
00098 } // namespace dao
00099 } // namespace qx
00100 
00101 #endif // _IX_SQL_GENERATOR_H_