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#ifndef TAGCOLL_TEXTFORMAT_H
#define TAGCOLL_TEXTFORMAT_H
/** \file
* Serialize and deserialize a tagged collection to a text file
*/
/*
* Copyright (C) 2003,2004,2005 Enrico Zini <enrico@debian.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <tagcoll/Consumer.h>
#include <tagcoll/Serializer.h>
#include <tagcoll/Exception.h>
#include <tagcoll/ParserBase.h>
#include <stdio.h>
//#define TRACE_PARSE
namespace Tagcoll
{
template<class ITEM, class TAG>
class PatchList;
/**
* TagcollConsumer that serializes its input to an output stream
*
* The format of the output is:
* lines of "comma+space"-separated items, followed by "colon+space",
* followed by the corresponding "comma+space"-separated tags.
* Examples:
* ITEM:
* ITEM: TAG
* ITEM: TAG1, TAG2, TAG3
* ITEM1, ITEM2, ITEM3:
* ITEM1, ITEM2, ITEM3: TAG1, TAG2, TAG3
*/
template<class ITEM, class TAG>
class TextFormat : public Consumer<ITEM, TAG>
{
protected:
const Converter<ITEM, std::string>& itemconv;
const Converter<TAG, std::string>& tagconv;
FILE* out;
virtual void consumeItemUntagged(const ITEM& item);
virtual void consumeItem(const ITEM& item, const OpSet<TAG>& tags);
virtual void consumeItemsUntagged(const OpSet<ITEM>& items);
virtual void consumeItems(const OpSet<ITEM>& items, const OpSet<TAG>& tags);
public:
TextFormat(
const Converter<ITEM, std::string>& itemconv,
const Converter<TAG, std::string>& tagconv,
FILE* out) : itemconv(itemconv), tagconv(tagconv), out(out) {}
virtual ~TextFormat() {}
/**
* Serialize a patch
*/
static void outputPatch(
Converter<ITEM, std::string>& itemconv,
Converter<TAG, std::string>& tagconv,
const PatchList<ITEM, TAG>& patch,
FILE* out);
/**
* Parse a tagged collection, sending the data to `consumer'
*/
static void parse(
Converter<std::string, ITEM>& itemconv,
Converter<std::string, TAG>& tagconv,
ParserInput& in,
Consumer<ITEM, TAG>& consumer);
/**
* Parse a tagcoll patch
*/
static PatchList<ITEM, TAG> parsePatch(
Converter<std::string, ITEM>& itemconv,
Converter<std::string, TAG>& tagconv,
ParserInput& in);
};
};
// vim:set ts=4 sw=4:
#endif
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