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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#pragma once
#include <sal/config.h>
#include <string_view>
#include "MacabHeader.hxx"
#include "MacabRecord.hxx"
#include <connectivity/dbexception.hxx>
namespace connectivity::macab
{
class MacabCondition
{
public:
virtual ~MacabCondition();
virtual bool isAlwaysTrue() const = 0;
virtual bool isAlwaysFalse() const = 0;
virtual bool eval(const MacabRecord *aRecord) const = 0;
};
class MacabConditionConstant : public MacabCondition
{
protected:
bool m_bValue;
public:
explicit MacabConditionConstant(const bool bValue);
virtual bool isAlwaysTrue() const override;
virtual bool isAlwaysFalse() const override;
virtual bool eval(const MacabRecord *aRecord) const override;
};
class MacabConditionColumn : public MacabCondition
{
protected:
sal_Int32 m_nFieldNumber;
public:
/// @throws css::sdbc::SQLException
MacabConditionColumn(
const MacabHeader *header,
std::u16string_view sColumnName);
virtual bool isAlwaysTrue() const override;
virtual bool isAlwaysFalse() const override;
};
class MacabConditionNull : public MacabConditionColumn
{
public:
/// @throws css::sdbc::SQLException
MacabConditionNull(
const MacabHeader *header,
std::u16string_view sColumnName);
virtual bool eval(const MacabRecord *aRecord) const override;
};
class MacabConditionNotNull : public MacabConditionColumn
{
public:
/// @throws css::sdbc::SQLException
MacabConditionNotNull(
const MacabHeader *header,
std::u16string_view sColumnName);
virtual bool eval(const MacabRecord *aRecord) const override;
};
class MacabConditionCompare : public MacabConditionColumn
{
protected:
const OUString m_sMatchString;
public:
/// @throws css::sdbc::SQLException
MacabConditionCompare(
const MacabHeader *header,
std::u16string_view sColumnName,
const OUString &sMatchString);
};
class MacabConditionEqual : public MacabConditionCompare
{
public:
/// @throws css::sdbc::SQLException
MacabConditionEqual(
const MacabHeader *header,
std::u16string_view sColumnName,
const OUString &sMatchString);
virtual bool eval(const MacabRecord *aRecord) const override;
};
class MacabConditionDifferent : public MacabConditionCompare
{
public:
/// @throws css::sdbc::SQLException
MacabConditionDifferent(
const MacabHeader *header,
std::u16string_view sColumnName,
const OUString &sMatchString);
virtual bool eval(const MacabRecord *aRecord) const override;
};
class MacabConditionSimilar : public MacabConditionCompare
{
public:
/// @throws css::sdbc::SQLException
MacabConditionSimilar(
const MacabHeader *header,
std::u16string_view sColumnName,
const OUString &sMatchString);
virtual bool eval(const MacabRecord *aRecord) const override;
};
class MacabConditionBoolean : public MacabCondition
{
protected:
MacabCondition *m_pLeft, *m_pRight;
public:
MacabConditionBoolean(MacabCondition *pLeft, MacabCondition *pRight);
virtual ~MacabConditionBoolean() override;
};
class MacabConditionOr : public MacabConditionBoolean
{
public:
MacabConditionOr(MacabCondition *pLeft, MacabCondition *pRight);
virtual bool isAlwaysTrue() const override;
virtual bool isAlwaysFalse() const override;
virtual bool eval(const MacabRecord *aRecord) const override;
};
class MacabConditionAnd : public MacabConditionBoolean
{
public:
MacabConditionAnd(MacabCondition *pLeft, MacabCondition *pRight);
virtual bool isAlwaysTrue() const override;
virtual bool isAlwaysFalse() const override;
virtual bool eval(const MacabRecord *aRecord) const override;
};
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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