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libreoffice/include/svl/sharedstring.hxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

162 lines
3.9 KiB
C++

/* -*- 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/.
*/
#ifndef INCLUDED_SVL_SHAREDSTRING_HXX
#define INCLUDED_SVL_SHAREDSTRING_HXX
#include <svl/svldllapi.h>
#include <rtl/ustring.hxx>
#include <utility>
namespace svl {
class SVL_DLLPUBLIC SharedString
{
rtl_uString* mpData = nullptr;
rtl_uString* mpDataIgnoreCase = nullptr;
public:
static const SharedString & getEmptyString();
static const OUString EMPTY_STRING;
SharedString() = default;
SharedString( rtl_uString* pData, rtl_uString* pDataIgnoreCase );
explicit SharedString( const OUString& rStr );
SharedString( const SharedString& r );
SharedString(SharedString&& r) noexcept;
~SharedString();
SharedString& operator= ( const SharedString& r );
SharedString& operator=(SharedString&& r) noexcept;
bool operator== ( const SharedString& r ) const;
bool operator!= ( const SharedString& r ) const;
const OUString & getString() const;
const OUString & getIgnoreCaseString() const;
rtl_uString* getData();
const rtl_uString* getData() const;
rtl_uString* getDataIgnoreCase();
const rtl_uString* getDataIgnoreCase() const;
bool isValid() const;
bool isEmpty() const;
sal_Int32 getLength() const;
};
inline SharedString::SharedString( rtl_uString* pData, rtl_uString* pDataIgnoreCase ) :
mpData(pData), mpDataIgnoreCase(pDataIgnoreCase)
{
if (mpData)
rtl_uString_acquire(mpData);
if (mpDataIgnoreCase)
rtl_uString_acquire(mpDataIgnoreCase);
}
inline SharedString::SharedString( const OUString& rStr ) : mpData(rStr.pData)
{
rtl_uString_acquire(mpData);
}
inline SharedString::SharedString( const SharedString& r ) : mpData(r.mpData), mpDataIgnoreCase(r.mpDataIgnoreCase)
{
if (mpData)
rtl_uString_acquire(mpData);
if (mpDataIgnoreCase)
rtl_uString_acquire(mpDataIgnoreCase);
}
inline SharedString::SharedString(SharedString&& r) noexcept
: mpData(std::exchange(r.mpData, nullptr))
, mpDataIgnoreCase(std::exchange(r.mpDataIgnoreCase, nullptr))
{
}
inline SharedString::~SharedString()
{
if (mpData)
rtl_uString_release(mpData);
if (mpDataIgnoreCase)
rtl_uString_release(mpDataIgnoreCase);
}
inline SharedString& SharedString::operator=(SharedString&& r) noexcept
{
// Having this inline helps Calc's mdds::multi_type_vector to do some operations
// much faster.
if (mpData)
rtl_uString_release(mpData);
if (mpDataIgnoreCase)
rtl_uString_release(mpDataIgnoreCase);
mpData = std::exchange(r.mpData, nullptr);
mpDataIgnoreCase = std::exchange(r.mpDataIgnoreCase, nullptr);
return *this;
}
inline bool SharedString::operator!= ( const SharedString& r ) const
{
return !operator== (r);
}
inline const OUString & SharedString::getString() const
{
return mpData ? OUString::unacquired(&mpData) : EMPTY_STRING;
}
inline const OUString & SharedString::getIgnoreCaseString() const
{
return mpDataIgnoreCase ? OUString::unacquired(&mpDataIgnoreCase) : EMPTY_STRING;
}
inline rtl_uString* SharedString::getData()
{
return mpData;
}
inline const rtl_uString* SharedString::getData() const
{
return mpData;
}
inline rtl_uString* SharedString::getDataIgnoreCase()
{
return mpDataIgnoreCase;
}
inline const rtl_uString* SharedString::getDataIgnoreCase() const
{
return mpDataIgnoreCase;
}
inline bool SharedString::isValid() const
{
return mpData != nullptr;
}
inline bool SharedString::isEmpty() const
{
return mpData == nullptr || mpData->length == 0;
}
inline sal_Int32 SharedString::getLength() const
{
return mpData ? mpData->length : 0;
}
}
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */