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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 .
*/
#ifndef INCLUDED_SAX_FSHELPER_HXX
#define INCLUDED_SAX_FSHELPER_HXX
#include <com/sun/star/io/XOutputStream.hpp>
#include <sax/fastattribs.hxx>
#include <stdarg.h>
#include <memory>
#define FSNS(namespc, element) ((namespc << 16) | element)
// Backwards compatibility for code that used FSEND to terminate the vararg.
// As soon as no supported LO version has the varargs code, this can be removed entirely
// (otherwise backports might break silently if people didn't add FSEND).
// Ctor is there to get an error when trying to pass it to a vararg by accident.
struct FSEND_t { FSEND_t() {}; };
static const FSEND_t FSEND = FSEND_t();
const sal_Int32 FSEND_internal = -1; // same as XML_TOKEN_INVALID
#define SAX_ARGS_ARG( arg1, arg2, convert, num ) arg1##num, arg2##num convert
#define SAX_ARGS_ARG1( arg1, arg2, convert ) SAX_ARGS_ARG( arg1, arg2, convert, 1 )
#define SAX_ARGS_ARG2( arg1, arg2, convert ) SAX_ARGS_ARG1( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 2 )
#define SAX_ARGS_ARG3( arg1, arg2, convert ) SAX_ARGS_ARG2( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 3 )
#define SAX_ARGS_ARG4( arg1, arg2, convert ) SAX_ARGS_ARG3( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 4 )
#define SAX_ARGS_ARG5( arg1, arg2, convert ) SAX_ARGS_ARG4( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 5 )
#define SAX_ARGS_ARG6( arg1, arg2, convert ) SAX_ARGS_ARG5( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 6 )
#define SAX_ARGS_ARG7( arg1, arg2, convert ) SAX_ARGS_ARG6( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 7 )
#define SAX_ARGS_ARG8( arg1, arg2, convert ) SAX_ARGS_ARG7( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 8 )
#define SAX_ARGS_ARG9( arg1, arg2, convert ) SAX_ARGS_ARG8( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 9 )
#define SAX_ARGS_ARG10( arg1, arg2, convert ) SAX_ARGS_ARG9( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 10 )
#define SAX_ARGS_ARG11( arg1, arg2, convert ) SAX_ARGS_ARG10( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 11 )
#define SAX_ARGS_ARG12( arg1, arg2, convert ) SAX_ARGS_ARG11( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 12 )
#define SAX_ARGS_ARG13( arg1, arg2, convert ) SAX_ARGS_ARG12( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 13 )
#define SAX_ARGS_ARG14( arg1, arg2, convert ) SAX_ARGS_ARG13( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 14 )
#define SAX_ARGS_ARG15( arg1, arg2, convert ) SAX_ARGS_ARG14( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 15 )
#define SAX_ARGS_ARG16( arg1, arg2, convert ) SAX_ARGS_ARG15( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 16 )
#define SAX_ARGS_ARG17( arg1, arg2, convert ) SAX_ARGS_ARG16( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 17 )
#define SAX_ARGS_ARG18( arg1, arg2, convert ) SAX_ARGS_ARG17( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 18 )
#define SAX_ARGS_ARG19( arg1, arg2, convert ) SAX_ARGS_ARG18( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 19 )
#define SAX_ARGS_ARG20( arg1, arg2, convert ) SAX_ARGS_ARG19( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 20 )
#define SAX_ARGS_ARG21( arg1, arg2, convert ) SAX_ARGS_ARG20( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 21 )
#define SAX_ARGS_ARG22( arg1, arg2, convert ) SAX_ARGS_ARG21( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 22 )
namespace sax_fastparser {
enum class MergeMarks { APPEND = 0, PREPEND = 1, POSTPONE = 2, IGNORE = 3 };
typedef css::uno::Reference< css::xml::sax::XFastAttributeList > XFastAttributeListRef;
class FastSaxSerializer;
class SAX_DLLPUBLIC FastSerializerHelper
{
public:
FastSerializerHelper( const css::uno::Reference< css::io::XOutputStream >& xOutputStream, bool bWriteHeader = true );
~FastSerializerHelper();
/// Start an element. After the first argument there can be a number of (attribute, value) pairs.
void startElement(sal_Int32 elementTokenId, FSEND_t)
{ startElementInternal( elementTokenId, FSEND_internal ); }
/// overload
void startElement(sal_Int32 elementTokenId, sal_Int32 attribute, const char* value, FSEND_t)
{ startElementInternal( elementTokenId, attribute, value, FSEND_internal ); }
/// overload
void startElement(sal_Int32 elementTokenId, sal_Int32 attribute, const OString& value, FSEND_t)
{ startElementInternal( elementTokenId, attribute, value.getStr(), FSEND_internal ); }
/// Create a single element. After the first argument there can be a number of (attribute, value) pairs.
void singleElement(sal_Int32 elementTokenId, FSEND_t)
{ singleElementInternal( elementTokenId, FSEND_internal ); }
/// overload
void singleElement(sal_Int32 elementTokenId, sal_Int32 attribute, const char* value, FSEND_t)
{ singleElementInternal( elementTokenId, attribute, value, FSEND_internal ); }
/// overload
void singleElement(sal_Int32 elementTokenId, sal_Int32 attribute, const OString& value, FSEND_t)
{ singleElementInternal( elementTokenId, attribute, value.getStr(), FSEND_internal ); }
/// Start an element. After the first two arguments there can be a number of (attribute, value) pairs.
void startElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, FSEND_t)
{ startElementInternal( FSNS( namespaceTokenId, elementTokenId), FSEND_internal ); }
/// overload
void startElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, sal_Int32 attribute, const char* value, FSEND_t)
{ startElementInternal( FSNS( namespaceTokenId, elementTokenId), attribute, value, FSEND_internal ); }
/// overload
void startElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, sal_Int32 attribute, const OString& value, FSEND_t)
{ startElementInternal( FSNS( namespaceTokenId, elementTokenId), attribute, value.getStr(), FSEND_internal ); }
/// Create a single element. After the first two arguments there can be a number of (attribute, value) pairs.
void singleElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, FSEND_t)
{ singleElementInternal( FSNS( namespaceTokenId, elementTokenId), FSEND_internal ); }
/// overload
void singleElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, sal_Int32 attribute, const char* value, FSEND_t)
{ singleElementInternal( FSNS( namespaceTokenId, elementTokenId), attribute, value, FSEND_internal ); }
/// overload
void singleElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, sal_Int32 attribute, const OString& value, FSEND_t)
{ singleElementInternal( FSNS( namespaceTokenId, elementTokenId), attribute, value.getStr(), FSEND_internal ); }
void endElement(sal_Int32 elementTokenId);
inline void endElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId)
{ endElement( FSNS( namespaceTokenId, elementTokenId ) ); }
void singleElement(sal_Int32 elementTokenId, const XFastAttributeListRef& xAttrList);
inline void singleElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, XFastAttributeListRef const & xAttrList)
{ singleElement(FSNS( namespaceTokenId, elementTokenId), xAttrList); }
void startElement(sal_Int32 elementTokenId, const XFastAttributeListRef& xAttrList);
inline void startElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, XFastAttributeListRef const & xAttrList)
{ startElement( FSNS( namespaceTokenId, elementTokenId ), xAttrList ); }
FastSerializerHelper* write(const char* value);
FastSerializerHelper* write(const OUString& value);
FastSerializerHelper* write(sal_Int32 value);
FastSerializerHelper* write(sal_Int64 value);
FastSerializerHelper* write(double value);
FastSerializerHelper* writeEscaped(const char* value);
FastSerializerHelper* writeEscaped(const OUString& value);
FastSerializerHelper* writeId(sal_Int32 tokenId);
css::uno::Reference< css::io::XOutputStream > getOutputStream();
static FastAttributeList *createAttrList();
void mark(sal_Int32 nTag,
const css::uno::Sequence< sal_Int32 >& rOrder =
css::uno::Sequence< sal_Int32 >() );
void mergeTopMarks(sal_Int32 nTag,
MergeMarks eMergeType = MergeMarks::APPEND );
/*
Now create all the overloads in a typesafe way (i.e. without varargs) by creating a number of overloads
up to a certain reasonable limit (feel free to raise it). This would be a lot easier with C++11 vararg templates.
*/
// now overloads for 2 and more pairs
#define SAX_ARGS_FUNC_DECL( argsdecl, argsuse ) \
void startElement(sal_Int32 elementTokenId, argsdecl, FSEND_t) \
{ startElementInternal( elementTokenId, argsuse, FSEND_internal ); } \
void singleElement(sal_Int32 elementTokenId, argsdecl, FSEND_t) \
{ singleElementInternal( elementTokenId, argsuse, FSEND_internal ); } \
void startElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, argsdecl, FSEND_t) \
{ startElementInternal( FSNS( namespaceTokenId, elementTokenId), argsuse, FSEND_internal ); } \
void singleElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, argsdecl, FSEND_t) \
{ singleElementInternal( FSNS( namespaceTokenId, elementTokenId), argsuse, FSEND_internal ); }
#define SAX_ARGS_FUNC_NUM( decl1, decl2, use1, use2, convert, num ) \
SAX_ARGS_FUNC_DECL( SAX_ARGS_ARG##num( decl1, decl2, ), SAX_ARGS_ARG##num( use1, use2, convert ))
#define SAX_ARGS_FUNC_SUBST( type, convert, num ) \
SAX_ARGS_FUNC_NUM( sal_Int32 attribute, type value, attribute, value, convert, num )
#define SAX_ARGS_FUNC( arg, convert ) SAX_ARGS_FUNC_SUBST( arg, convert, 2 ) \
SAX_ARGS_FUNC_SUBST( arg, convert, 3 ) SAX_ARGS_FUNC_SUBST( arg, convert, 4 ) \
SAX_ARGS_FUNC_SUBST( arg, convert, 5 ) SAX_ARGS_FUNC_SUBST( arg, convert, 6 ) \
SAX_ARGS_FUNC_SUBST( arg, convert, 7 ) SAX_ARGS_FUNC_SUBST( arg, convert, 8 ) \
SAX_ARGS_FUNC_SUBST( arg, convert, 9 ) SAX_ARGS_FUNC_SUBST( arg, convert, 10 ) \
SAX_ARGS_FUNC_SUBST( arg, convert, 11 ) SAX_ARGS_FUNC_SUBST( arg, convert, 12 ) \
SAX_ARGS_FUNC_SUBST( arg, convert, 13 ) SAX_ARGS_FUNC_SUBST( arg, convert, 14 ) \
SAX_ARGS_FUNC_SUBST( arg, convert, 15 ) SAX_ARGS_FUNC_SUBST( arg, convert, 16 ) \
SAX_ARGS_FUNC_SUBST( arg, convert, 17 ) SAX_ARGS_FUNC_SUBST( arg, convert, 18 ) \
SAX_ARGS_FUNC_SUBST( arg, convert, 19 ) SAX_ARGS_FUNC_SUBST( arg, convert, 20 ) \
SAX_ARGS_FUNC_SUBST( arg, convert, 21 ) SAX_ARGS_FUNC_SUBST( arg, convert, 22 )
SAX_ARGS_FUNC( const char*, )
SAX_ARGS_FUNC( const OString&, .getStr() )
#undef SAX_ARGS_FUNC_DECL
#undef SAX_ARGS_FUNC_NUM
#undef SAX_ARGS_FUNC_SUBST
#undef SAX_ARGS_FUNC
private:
void startElementInternal(sal_Int32 elementTokenId, ...);
void singleElementInternal(sal_Int32 elementTokenId, ...);
FastSaxSerializer* mpSerializer;
};
typedef std::shared_ptr< FastSerializerHelper > FSHelperPtr;
}
#endif // INCLUDED_SAX_FSHELPER_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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