160 lines
6.4 KiB
C++
160 lines
6.4 KiB
C++
/****************************************************************************
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**
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** https://www.qxorm.com/
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** Copyright (C) 2013 XDL Team (ic-east.com)
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**
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** This file is part of the QxOrm library
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**
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** This software is provided 'as-is', without any express or implied
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** warranty. In no event will the authors be held liable for any
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** damages arising from the use of this software
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**
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** Commercial Usage
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** Licensees holding valid commercial QxOrm licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and XDL Team
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file 'license.gpl3.txt' included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met : http://www.gnu.org/copyleft/gpl.html
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**
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** If you are unsure which license is appropriate for your use, or
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** if you have questions regarding the use of this file, please contact :
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** ic-east.com
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**
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****************************************************************************/
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#ifndef _IX_SQL_QUERY_BUILDER_H_
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#define _IX_SQL_QUERY_BUILDER_H_
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#ifdef _MSC_VER
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#pragma once
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#endif
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/*!
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* \file IxSqlQueryBuilder.h
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* \author XDL Team
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* \ingroup QxDao
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* \brief Common interface to build SQL queries to communicate with database
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*/
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#include <QxDataMember/IxDataMemberX.h>
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#include <QxDao/IxSqlRelation.h>
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#include <QxDao/QxSoftDelete.h>
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#include <QxDao/QxSqlRelationLinked.h>
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namespace qx
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{
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namespace dao
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{
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namespace detail
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{
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class IxDao_Helper;
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} // namespace detail
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} // namespace dao
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} // namespace qx
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namespace qx
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{
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/*!
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* \ingroup QxDao
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* \brief qx::IxSqlQueryBuilder : common interface to build SQL queries to communicate with database
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*/
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class QX_DLL_EXPORT IxSqlQueryBuilder
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{
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private:
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struct IxSqlQueryBuilderImpl;
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std::unique_ptr<IxSqlQueryBuilderImpl> m_pImpl; //!< Private implementation idiom
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public:
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IxSqlQueryBuilder();
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virtual ~IxSqlQueryBuilder() = 0;
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IxDataMemberX *getDataMemberX() const;
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QxCollection<QString, IxDataMember *> *getLstDataMember() const;
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IxSqlRelationX *getLstRelation() const;
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qx::dao::detail::IxDao_Helper *getDaoHelper() const;
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void setDaoHelper(qx::dao::detail::IxDao_Helper *p);
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void setHashRelation(const QString &s);
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void setCartesianProduct(bool b);
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QString getSqlQuery() const;
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QString getHashRelation() const;
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QString table() const;
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QxSoftDelete getSoftDelete() const;
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bool getCartesianProduct() const;
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long getDataCount() const;
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long getRelationCount() const;
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IxDataMember *getDataId() const;
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IxDataMember *nextData(long &l) const;
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IxSqlRelation *nextRelation(long &l) const;
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QString &getCurrentBuildingSql() const;
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void initIdX(long lAllRelationCount);
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bool insertIdX(long lIndex, const QVariant &idOwner, const QVariant &idData, void *ptr);
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void *existIdX(long lIndex, const QVariant &idOwner, const QVariant &idData);
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void setSqlQuery(const QString &sql, const QString &key = QString());
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void addSqlQueryAlias(const QString &sql, const QString &sqlAlias);
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bool getAddAutoIncrementIdToUpdateQuery() const;
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void replaceSqlQueryAlias(QString &sql) const;
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virtual void init();
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virtual void clone(const IxSqlQueryBuilder &other);
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virtual IxSqlQueryBuilder &buildSql(const QStringList &columns = QStringList(), QxSqlRelationLinked *pRelationX = NULL) = 0;
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static QString addSqlCondition(const QString &sql) { return (sql.contains(" WHERE ") ? " AND " : " WHERE "); }
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static void sql_CreateTable(QString &sql, IxSqlQueryBuilder &builder);
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static void sql_DeleteById(QString &sql, IxSqlQueryBuilder &builder, bool bSoftDelete);
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static void sql_Exist(QString &sql, IxSqlQueryBuilder &builder);
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static void sql_FetchAll(QString &sql, IxSqlQueryBuilder &builder);
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static void sql_FetchAll(QString &sql, IxSqlQueryBuilder &builder, const QStringList &columns);
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static void sql_FetchAll_WithRelation(qx::QxSqlRelationLinked *pRelationX, QString &sql, IxSqlQueryBuilder &builder);
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static void sql_FetchById(QString &sql, IxSqlQueryBuilder &builder);
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static void sql_FetchById(QString &sql, IxSqlQueryBuilder &builder, const QStringList &columns);
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static void sql_FetchById_WithRelation(qx::QxSqlRelationLinked *pRelationX, QString &sql, IxSqlQueryBuilder &builder);
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static void sql_Insert(QString &sql, IxSqlQueryBuilder &builder);
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static void sql_Update(QString &sql, IxSqlQueryBuilder &builder);
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static void sql_Update(QString &sql, IxSqlQueryBuilder &builder, const QStringList &columns);
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static void sql_Count_WithRelation(qx::QxSqlRelationLinked *pRelationX, QString &sql, IxSqlQueryBuilder &builder);
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static void resolveOutput_FetchAll(void *t, QSqlQuery &query, IxSqlQueryBuilder &builder);
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static void resolveOutput_FetchAll(void *t, QSqlQuery &query, IxSqlQueryBuilder &builder, const QStringList &columns);
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static void resolveOutput_FetchAll_WithRelation(qx::QxSqlRelationLinked *pRelationX, void *t, QSqlQuery &query, IxSqlQueryBuilder &builder);
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static void resolveInput_Insert(void *t, QSqlQuery &query, IxSqlQueryBuilder &builder);
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static void resolveInput_Update(void *t, QSqlQuery &query, IxSqlQueryBuilder &builder);
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static void resolveInput_Update(void *t, QSqlQuery &query, IxSqlQueryBuilder &builder, const QStringList &columns);
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static void resolveInput_DeleteById(void *t, QSqlQuery &query, IxSqlQueryBuilder &builder);
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protected:
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bool verifyColumns(const QStringList &columns) const QX_USED;
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bool isInitDone() const;
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QxSoftDelete &softDelete();
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const QxSoftDelete &softDelete() const;
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void setSoftDelete(const QxSoftDelete &o);
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void setDataMemberX(IxDataMemberX *p);
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bool findSqlQuery(const QString &key);
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bool findSqlAlias(const QString &key);
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void insertSqlAlias(const QString &key);
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};
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typedef std::shared_ptr<IxSqlQueryBuilder> IxSqlQueryBuilder_ptr;
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} // namespace qx
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#include <QxDao/IxDao_Helper.h>
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#endif // _IX_SQL_QUERY_BUILDER_H_
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