395 lines
14 KiB
C++
395 lines
14 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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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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template <class T>
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struct QxDao_Insert_Generic
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{
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static QSqlError insert(T &t, QSqlDatabase *pDatabase, bool bUseExecBatch)
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{
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Q_UNUSED(bUseExecBatch); // Useful only with containers
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qx::dao::detail::QxDao_Helper<T> dao(t, pDatabase, "insert", new qx::QxSqlQueryBuilder_Insert<T>());
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if (!dao.isValid())
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{
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return dao.error();
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}
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if (dao.isReadOnly())
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{
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return dao.errReadOnly();
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}
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if (!dao.validateInstance(t))
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{
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return dao.error();
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}
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#ifdef _QX_ENABLE_MONGODB
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if (dao.isMongoDB())
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{
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qx::dao::on_before_insert<T>((&t), (&dao));
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if (!dao.isValid())
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{
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return dao.error();
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}
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QString insertedId;
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qx::dao::mongodb::QxMongoDB_Helper::insertOne((&dao), dao.getDataMemberX()->getClass(), qx::serialization::json::to_string(t, 1, "mongodb"), insertedId);
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if (!dao.isValid())
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{
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return dao.error();
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}
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if (!insertedId.isEmpty() && dao.getDataId())
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{
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dao.getDataId()->fromVariant((&t), insertedId, -1, qx::cvt::context::e_database);
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}
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qx::dao::on_after_insert<T>((&t), (&dao));
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if (!dao.isValid())
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{
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return dao.error();
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}
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return dao.error();
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}
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#endif // _QX_ENABLE_MONGODB
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IxSqlGenerator *pSqlGenerator = dao.getSqlGenerator();
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QString sql = dao.builder().buildSql().getSqlQuery();
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if (sql.isEmpty())
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{
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return dao.errEmpty();
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}
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if (!pDatabase)
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{
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dao.transaction();
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}
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if (pSqlGenerator)
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{
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pSqlGenerator->checkSqlInsert((&dao), sql);
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}
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if (!dao.prepare(sql))
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{
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return dao.errFailed(true);
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}
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if (pSqlGenerator)
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{
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pSqlGenerator->onBeforeInsert((&dao), (&t));
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}
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qx::dao::on_before_insert<T>((&t), (&dao));
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if (!dao.isValid())
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{
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return dao.error();
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}
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{
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qx::dao::detail::IxDao_Timer timer((&dao), qx::dao::detail::IxDao_Helper::timer_cpp_read_instance);
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qx::dao::detail::QxSqlQueryHelper_Insert<T>::resolveInput(t, dao.query(), dao.builder());
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}
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if (!dao.exec(true))
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{
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return dao.errFailed();
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}
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dao.updateLastInsertId(t);
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if (pSqlGenerator)
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{
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pSqlGenerator->onAfterInsert((&dao), (&t));
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}
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qx::dao::on_after_insert<T>((&t), (&dao));
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if (!dao.isValid())
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{
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return dao.error();
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}
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return dao.error();
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}
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};
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template <class T>
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struct QxDao_Insert_Container
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{
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static QSqlError insert(T &t, QSqlDatabase *pDatabase, bool bUseExecBatch)
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{
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typedef typename qx::trait::generic_container<T>::type_value_qx type_item;
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if (qx::trait::generic_container<T>::size(t) <= 0)
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{
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return QSqlError();
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}
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qx::dao::detail::QxDao_Helper_Container<T> dao(t, pDatabase, "insert", new qx::QxSqlQueryBuilder_Insert<type_item>());
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if (!dao.isValid())
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{
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return dao.error();
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}
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if (dao.isReadOnly())
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{
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return dao.errReadOnly();
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}
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if (!dao.validateInstance(t))
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{
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return dao.error();
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}
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dao.setUseExecBatch(bUseExecBatch);
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#ifdef _QX_ENABLE_MONGODB
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if (dao.isMongoDB())
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{
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for (typename T::iterator it = t.begin(); it != t.end(); ++it)
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{
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if (!insertItem((*it), dao))
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{
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return dao.error();
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}
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}
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QStringList &itemsAsJson = dao.itemsAsJson();
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QStringList insertedId;
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qx::dao::mongodb::QxMongoDB_Helper::insertMany((&dao), dao.getDataMemberX()->getClass(), itemsAsJson, insertedId);
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if (!dao.isValid())
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{
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return dao.error();
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}
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dao.qxQuery().queryAt(2, "<done>");
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dao.itemsAsJson().clear();
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dao.itemsAsJson().append(insertedId);
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for (typename T::iterator it = t.begin(); it != t.end(); ++it)
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{
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if (!insertItem((*it), dao))
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{
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return dao.error();
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}
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}
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return dao.error();
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}
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#endif // _QX_ENABLE_MONGODB
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IxSqlGenerator *pSqlGenerator = dao.getSqlGenerator();
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QString sql = dao.builder().buildSql().getSqlQuery();
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if (sql.isEmpty())
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{
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return dao.errEmpty();
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}
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if (!pDatabase)
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{
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dao.transaction();
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}
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if (pSqlGenerator)
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{
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pSqlGenerator->checkSqlInsert((&dao), sql);
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}
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if (!dao.prepare(sql))
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{
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return dao.errFailed(true);
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}
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for (typename T::iterator it = t.begin(); it != t.end(); ++it)
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{
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if (!insertItem((*it), dao))
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{
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return dao.error();
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}
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}
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if (bUseExecBatch && (!dao.exec()))
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{
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return dao.errFailed();
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}
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return dao.error();
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}
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private:
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template <typename U>
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static inline bool insertItem(U &item, qx::dao::detail::QxDao_Helper_Container<T> &dao)
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{
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bool bInsertOk = insertItem_Helper < U, std::is_pointer<U>::value || qx::trait::is_smart_ptr<U>::value > ::insert(item, dao);
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if (bInsertOk)
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{
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qx::dao::detail::QxDao_Keep_Original<U>::backup(item);
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}
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return bInsertOk;
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}
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template <typename U, bool bIsPointer /* = true */>
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struct insertItem_Helper
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{
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static inline bool insert(U &item, qx::dao::detail::QxDao_Helper_Container<T> &dao)
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{
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return (item ? qx::dao::detail::QxDao_Insert_Container<T>::insertItem((*item), dao) : true);
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}
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};
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template <typename U1, typename U2>
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struct insertItem_Helper<std::pair<U1, U2>, false>
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{
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static inline bool insert(std::pair<U1, U2> &item, qx::dao::detail::QxDao_Helper_Container<T> &dao)
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{
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return qx::dao::detail::QxDao_Insert_Container<T>::insertItem(item.second, dao);
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}
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};
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template <typename U1, typename U2>
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struct insertItem_Helper<const std::pair<U1, U2>, false>
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{
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static inline bool insert(const std::pair<U1, U2> &item, qx::dao::detail::QxDao_Helper_Container<T> &dao)
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{
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return qx::dao::detail::QxDao_Insert_Container<T>::insertItem(item.second, dao);
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}
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};
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#if (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
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template <typename U1, typename U2>
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struct insertItem_Helper<QPair<U1, U2>, false>
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{
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static inline bool insert(QPair<U1, U2> &item, qx::dao::detail::QxDao_Helper_Container<T> &dao)
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{
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return qx::dao::detail::QxDao_Insert_Container<T>::insertItem(item.second, dao);
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}
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};
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template <typename U1, typename U2>
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struct insertItem_Helper<const QPair<U1, U2>, false>
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{
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static inline bool insert(const QPair<U1, U2> &item, qx::dao::detail::QxDao_Helper_Container<T> &dao)
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{
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return qx::dao::detail::QxDao_Insert_Container<T>::insertItem(item.second, dao);
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}
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};
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#endif // (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
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template <typename U>
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struct insertItem_Helper<U, false>
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{
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static bool insert(U &item, qx::dao::detail::QxDao_Helper_Container<T> &dao)
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{
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#ifdef _QX_ENABLE_MONGODB
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if (dao.isMongoDB())
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{
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if (dao.qxQuery().queryAt(2) == "<done>")
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{
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if (!dao.itemsAsJson().isEmpty())
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{
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QString oid = dao.itemsAsJson().takeFirst();
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if (!oid.isEmpty() && dao.getDataId())
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{
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dao.getDataId()->fromVariant((&item), oid, -1, qx::cvt::context::e_database);
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}
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}
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qx::dao::on_after_insert<U>((&item), (&dao));
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return dao.isValid();
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}
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qx::dao::on_before_insert<U>((&item), (&dao));
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if (!dao.isValid())
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{
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return false;
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}
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dao.itemsAsJson().append(qx::serialization::json::to_string(item, 1, "mongodb"));
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return dao.isValid();
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}
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#endif // _QX_ENABLE_MONGODB
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IxSqlGenerator *pSqlGenerator = dao.getSqlGenerator();
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if (pSqlGenerator)
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{
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pSqlGenerator->onBeforeInsert((&dao), (&item));
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}
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qx::dao::on_before_insert<U>((&item), (&dao));
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if (!dao.isValid())
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{
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return false;
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}
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{
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qx::dao::detail::IxDao_Timer timer((&dao), qx::dao::detail::IxDao_Helper::timer_cpp_read_instance);
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qx::dao::detail::QxSqlQueryHelper_Insert<U>::resolveInput(item, dao.query(), dao.builder());
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}
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if (dao.getUseExecBatch())
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{
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return dao.isValid();
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}
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if (!dao.exec(true))
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{
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dao.errFailed();
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return false;
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}
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dao.updateLastInsertId(item);
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if (pSqlGenerator)
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{
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pSqlGenerator->onAfterInsert((&dao), (&item));
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}
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qx::dao::on_after_insert<U>((&item), (&dao));
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if (!dao.isValid())
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{
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return false;
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}
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return dao.isValid();
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}
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};
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};
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template <class T>
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struct QxDao_Insert_Ptr
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{
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static inline QSqlError insert(T &t, QSqlDatabase *pDatabase, bool bUseExecBatch)
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{
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return (t ? qx::dao::insert((*t), pDatabase, bUseExecBatch) : QSqlError());
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}
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};
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template <class T>
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struct QxDao_Insert
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{
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static inline QSqlError insert(T &t, QSqlDatabase *pDatabase, bool bUseExecBatch = false)
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{
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typedef typename std::conditional<std::is_pointer<T>::value, qx::dao::detail::QxDao_Insert_Ptr<T>, qx::dao::detail::QxDao_Insert_Generic<T>>::type type_dao_1;
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typedef typename std::conditional<qx::trait::is_smart_ptr<T>::value, qx::dao::detail::QxDao_Insert_Ptr<T>, type_dao_1>::type type_dao_2;
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typedef typename std::conditional<qx::trait::is_container<T>::value, qx::dao::detail::QxDao_Insert_Container<T>, type_dao_2>::type type_dao_3;
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QSqlError error = type_dao_3::insert(t, pDatabase, bUseExecBatch);
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if (!error.isValid())
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{
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qx::dao::detail::QxDao_Keep_Original<T>::backup(t);
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}
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return error;
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}
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};
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} // namespace detail
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} // namespace dao
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} // namespace qx
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