office-gobmx/xmloff/inc/fasttokenhandler.hxx
Mike Kaganski 3a37d8320c Optimize TokenMap and AttributeList in oox and xo
Shaves lots of string allocations, and uses optimized code paths

Change-Id: I8e33e2aecdc7e0d2f2c31b774daa36304b3973ac
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/173179
Tested-by: Jenkins
Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>
2024-09-12 23:09:23 +02:00

45 lines
1.4 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/.
*/
#pragma once
#include <sax/fastattribs.hxx>
#include <xmloff/token/tokens.hxx>
#include <sal/log.hxx>
namespace xmloff::token {
namespace TokenMap
{
/** Returns the UTF-8 name of the passed token identifier as byte sequence. */
css::uno::Sequence<sal_Int8> const& getUtf8TokenName(sal_Int32 nToken);
/** Returns the token identifier for a UTF-8 string */
sal_Int32 getTokenFromUtf8(std::string_view token);
};
class FastTokenHandler final :
public sax_fastparser::FastTokenHandlerBase
{
public:
explicit FastTokenHandler() = default;
// XFastTokenHandler
virtual css::uno::Sequence< sal_Int8 > SAL_CALL getUTF8Identifier( sal_Int32 nToken ) override;
virtual sal_Int32 SAL_CALL getTokenFromUTF8( const css::uno::Sequence< sal_Int8 >& Identifier ) override;
static const OUString& getIdentifier(sal_Int32 nToken);
// Much faster direct C++ shortcut to the method that matters
virtual sal_Int32 getTokenDirect(std::string_view token) const override;
};
} // namespace xmloff::token
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */