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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://www.qt.io/licensing. For further information
** use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#ifndef SQLSTATEMENTBUILDER_H
#define SQLSTATEMENTBUILDER_H
#include <vector>
#include <utility>
#include "utf8string.h"
class SQLITE_EXPORT SqlStatementBuilder
{
using BindingPair = std::pair<Utf8String, Utf8String>;
public:
SqlStatementBuilder(const Utf8String &sqlTemplate);
void bindEmptyText(const Utf8String &name);
void bind(const Utf8String &name, const Utf8String &text);
void bind(const Utf8String &name, const Utf8StringVector &textVector);
void bind(const Utf8String &name, int value);
void bind(const Utf8String &name, const QVector<int> &integerVector);
void bindWithInsertTemplateParameters(const Utf8String &name, const Utf8StringVector &columns);
void bindWithUpdateTemplateParameters(const Utf8String &name, const Utf8StringVector &columns);
void bindWithUpdateTemplateNames(const Utf8String &name, const Utf8StringVector &columns);
void clear();
Utf8String sqlStatement() const;
bool isBuild() const;
static Utf8String columnTypeToString(ColumnType columnType);
protected:
static const Utf8String insertTemplateParameters(const Utf8StringVector &columns);
static const Utf8String updateTemplateParameters(const Utf8StringVector &columns);
static const Utf8String updateTemplateNames(const Utf8StringVector &columns);
void sortBindings() const;
void generateSqlStatement() const;
void changeBinding(const Utf8String &name, const Utf8String &text);
void clearSqlStatement();
void checkIfPlaceHolderExists(const Utf8String &name) const;
void checkIfNoPlaceHoldersAynmoreExists() const;
void checkBindingTextIsNotEmpty(const Utf8String &text) const;
void checkBindingTextVectorIsNotEmpty(const Utf8StringVector &textVector) const;
void checkBindingIntegerVectorIsNotEmpty(const QVector<int> &integerVector) const;
Q_NORETURN static void throwException(const char *whatHasHappened, const char *errorMessage);
private:
Utf8String sqlTemplate;
mutable Utf8String sqlStatement_;
mutable std::vector<BindingPair> bindings;
};
#endif // SQLSTATEMENTBUILDER_H
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