office-gobmx/sax/source/tools/fastattribs.cxx
Venetia Furtado 025f540dba tdf#146619 Remove unused #includes from C/C++ files
Change-Id: Ia8b406b6a59086160a5167480c6d3bde6574ffbe
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/155029
Tested-by: Jenkins
Tested-by: Gabor Kelemen <kelemeng@ubuntu.com>
Reviewed-by: Gabor Kelemen <kelemeng@ubuntu.com>
2023-08-01 21:13:47 +02:00

290 lines
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/.
*
* 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 .
*/
#include <algorithm>
#include <com/sun/star/xml/sax/SAXException.hpp>
#include <sax/fastattribs.hxx>
#include <utility>
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::xml;
using namespace ::com::sun::star::xml::sax;
namespace sax_fastparser
{
// wastage to keep MSVC happy vs. an in-line {}
FastTokenHandlerBase::~FastTokenHandlerBase()
{
}
UnknownAttribute::UnknownAttribute( OUString aNamespaceURL, OString aName, OString value )
: maNamespaceURL(std::move( aNamespaceURL )), maName(std::move( aName )), maValue(std::move( value ))
{
}
UnknownAttribute::UnknownAttribute( OString aName, OString value )
: maName(std::move( aName )), maValue(std::move( value ))
{
}
void UnknownAttribute::FillAttribute( Attribute* pAttrib ) const
{
if( pAttrib )
{
pAttrib->Name = OStringToOUString( maName, RTL_TEXTENCODING_UTF8 );
pAttrib->NamespaceURL = maNamespaceURL;
pAttrib->Value = OStringToOUString( maValue, RTL_TEXTENCODING_UTF8 );
}
}
FastAttributeList::FastAttributeList( sax_fastparser::FastTokenHandlerBase *pTokenHandler)
: mpTokenHandler( pTokenHandler )
{
// random initial size of buffer to store attribute values
mnChunkLength = 58;
mpChunk = static_cast<char *>(malloc( mnChunkLength ));
maAttributeValues.push_back( 0 );
}
FastAttributeList::FastAttributeList( const css::uno::Reference< css::xml::sax::XFastAttributeList > & xAttrList )
{
const auto& rOther = castToFastAttributeList(xAttrList);
mpTokenHandler = rOther.mpTokenHandler;
mpChunk = static_cast<char *>(malloc( rOther.mnChunkLength ));
mnChunkLength = rOther.mnChunkLength;
memcpy(mpChunk, rOther.mpChunk, rOther.mnChunkLength);
maAttributeValues = rOther.maAttributeValues;
maAttributeTokens = rOther.maAttributeTokens;
maUnknownAttributes = rOther.maUnknownAttributes;
}
css::uno::Reference< ::css::util::XCloneable > FastAttributeList::createClone()
{
return new FastAttributeList(this);
}
FastAttributeList::~FastAttributeList()
{
free( mpChunk );
}
void FastAttributeList::clear()
{
maAttributeTokens.clear();
maAttributeValues.resize(1);
assert(maAttributeValues[0] == 0);
maUnknownAttributes.clear();
}
void FastAttributeList::add( sal_Int32 nToken, std::string_view value )
{
assert(nToken != -1);
assert(nToken != 0);
assert(value.length() < SAL_MAX_INT32); // protect against absurd values
maAttributeTokens.push_back( nToken );
sal_Int32 nWritePosition = maAttributeValues.back();
maAttributeValues.push_back( maAttributeValues.back() + value.length() + 1 );
if (maAttributeValues.back() > mnChunkLength)
{
const sal_Int32 newLen = std::max(mnChunkLength * 2, maAttributeValues.back());
auto p = static_cast<char*>(realloc(mpChunk, newLen));
if (!p)
throw std::bad_alloc();
mnChunkLength = newLen;
mpChunk = p;
}
memcpy(mpChunk + nWritePosition, value.data(), value.length());
mpChunk[nWritePosition + value.length()] = '\0';
}
void FastAttributeList::add(sal_Int32 nToken, std::u16string_view sValue)
{
add(nToken, OUStringToOString(sValue, RTL_TEXTENCODING_UTF8));
}
void FastAttributeList::addNS( sal_Int32 nNamespaceToken, sal_Int32 nToken, std::string_view rValue )
{
sal_Int32 nCombinedToken = (nNamespaceToken << 16) | nToken;
add( nCombinedToken, rValue );
}
void FastAttributeList::addNS(sal_Int32 nNamespaceToken, sal_Int32 nToken,
std::u16string_view sValue)
{
sal_Int32 nCombinedToken = (nNamespaceToken << 16) | nToken;
add(nCombinedToken, sValue);
}
void FastAttributeList::addUnknown( const OUString& rNamespaceURL, const OString& rName, const OString& value )
{
maUnknownAttributes.emplace_back( rNamespaceURL, rName, value );
}
void FastAttributeList::addUnknown( const OString& rName, const OString& value )
{
maUnknownAttributes.emplace_back( rName, value );
}
void FastAttributeList::add( const css::uno::Reference<css::xml::sax::XFastAttributeList>& xAttrList )
{
const auto& rOther = castToFastAttributeList(xAttrList);
add(rOther);
}
void FastAttributeList::add( const FastAttributeList& rOther )
{
for (size_t i=0; i < rOther.maAttributeTokens.size(); ++i)
add(rOther.maAttributeTokens[i], rOther.getAsViewByIndex(i));
for (const auto & i : rOther.maUnknownAttributes)
addUnknown(i.maNamespaceURL, i.maName, i.maValue);
}
// XFastAttributeList
sal_Bool FastAttributeList::hasAttribute( ::sal_Int32 Token )
{
for (sal_Int32 i : maAttributeTokens)
if (i == Token)
return true;
return false;
}
sal_Int32 FastAttributeList::getValueToken( ::sal_Int32 Token )
{
for (size_t i = 0, n = maAttributeTokens.size(); i < n; ++i)
if (maAttributeTokens[i] == Token)
return FastTokenHandlerBase::getTokenFromChars(
mpTokenHandler,
getAsViewByIndex(i) );
throw SAXException("FastAttributeList::getValueToken: unknown token " + OUString::number(Token), nullptr, Any());
}
sal_Int32 FastAttributeList::getOptionalValueToken( ::sal_Int32 Token, ::sal_Int32 Default )
{
for (size_t i = 0, n = maAttributeTokens.size(); i < n; ++i)
if (maAttributeTokens[i] == Token)
return FastTokenHandlerBase::getTokenFromChars(
mpTokenHandler,
getAsViewByIndex(i) );
return Default;
}
// performance sensitive shortcuts to avoid allocation ...
bool FastAttributeList::getAsInteger( sal_Int32 nToken, sal_Int32 &rInt) const
{
rInt = 0;
for (size_t i = 0, n = maAttributeTokens.size(); i < n; ++i)
if (maAttributeTokens[i] == nToken)
{
rInt = getAsIntegerByIndex(i);
return true;
}
return false;
}
bool FastAttributeList::getAsDouble( sal_Int32 nToken, double &rDouble) const
{
rDouble = 0.0;
for (size_t i = 0, n = maAttributeTokens.size(); i < n; ++i)
if (maAttributeTokens[i] == nToken)
{
rDouble = o3tl::toDouble(getAsViewByIndex(i));
return true;
}
return false;
}
bool FastAttributeList::getAsView( sal_Int32 nToken, std::string_view& rPos ) const
{
for (size_t i = 0, n = maAttributeTokens.size(); i < n; ++i)
{
if (maAttributeTokens[i] != nToken)
continue;
rPos = getAsViewByIndex(i);
return true;
}
return false;
}
OUString FastAttributeList::getValue( ::sal_Int32 Token )
{
for (size_t i = 0, n = maAttributeTokens.size(); i < n; ++i)
if (maAttributeTokens[i] == Token)
return getValueByIndex(i);
throw SAXException("FastAttributeList::getValue: unknown token " + OUString::number(Token), nullptr, Any());
}
OUString FastAttributeList::getOptionalValue( ::sal_Int32 Token )
{
for (size_t i = 0, n = maAttributeTokens.size(); i < n; ++i)
if (maAttributeTokens[i] == Token)
return getValueByIndex(i);
return OUString();
}
Sequence< Attribute > FastAttributeList::getUnknownAttributes( )
{
auto nSize = maUnknownAttributes.size();
if (nSize == 0)
return {};
Sequence< Attribute > aSeq( nSize );
Attribute* pAttr = aSeq.getArray();
for( const auto& rAttr : maUnknownAttributes )
rAttr.FillAttribute( pAttr++ );
return aSeq;
}
Sequence< FastAttribute > FastAttributeList::getFastAttributes( )
{
Sequence< FastAttribute > aSeq( maAttributeTokens.size() );
FastAttribute* pAttr = aSeq.getArray();
for (size_t i = 0, n = maAttributeTokens.size(); i < n; ++i)
{
pAttr->Token = maAttributeTokens[i];
pAttr->Value = getValueByIndex(i);
pAttr++;
}
return aSeq;
}
FastAttributeList::FastAttributeIter FastAttributeList::find( sal_Int32 nToken ) const
{
for (size_t i = 0, n = maAttributeTokens.size(); i < n; ++i)
if( maAttributeTokens[i] == nToken )
return FastAttributeIter(*this, i);
return end();
}
sal_Int32 FastTokenHandlerBase::getTokenFromChars(
const FastTokenHandlerBase *pTokenHandler,
std::string_view token )
{
return pTokenHandler->getTokenDirect(token.data(), token.size());
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */