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/*
Ousía
Copyright (C) 2014, 2015 Benjamin Paaßen, Andreas Stöckel
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <core/common/Variant.hpp>
#include <core/common/CharReader.hpp>
#include <core/parser/stack/Callbacks.hpp>
#include <core/parser/stack/GenericParserStates.hpp>
#include <core/parser/stack/Stack.hpp>
#include <core/parser/ParserContext.hpp>
#include "OsxmlEventParser.hpp"
#include "OsxmlParser.hpp"
namespace ousia {
using namespace parser_stack;
/**
* Class containing the actual OsxmlParser implementation.
*/
class OsxmlParserImplementation : public OsxmlEvents, ParserCallbacks {
private:
/**
* Actual xml parser -- converts the xml stream into a set of events.
*/
OsxmlEventParser parser;
/**
* Pushdown automaton responsible for converting the xml events into an
* actual Node tree.
*/
Stack stack;
public:
/**
* Constructor of the OsxmlParserImplementation class.
*
* @param reader is a reference to the CharReader instance from which the
* XML should be read.
* @param ctx is a reference to the ParserContext instance that should be
* used.
*/
OsxmlParserImplementation(CharReader &reader, ParserContext &ctx)
: parser(reader, *this, ctx.getLogger()),
stack(*this, ctx, GenericParserStates)
{
}
/**
* Starts the actual parsing process.
*/
void parse() { parser.parse(); }
void commandStart(const Variant &name,
const Variant::mapType &args) override
{
stack.commandStart(name, args, true);
}
void annotationStart(const Variant &name,
const Variant::mapType &args) override
{
stack.annotationStart(name, args, true);
}
void annotationEnd(const Variant &className,
const Variant &elementName) override
{
stack.annotationEnd(className, elementName);
}
void rangeEnd() override { stack.rangeEnd(); }
void data(const TokenizedData &data) override { stack.data(data); }
TokenId registerToken(const std::string &token) override
{
return Tokens::Empty;
}
void unregisterToken(TokenId id) override
{
// Do nothing here
}
};
/* Class OsxmlParser */
void OsxmlParser::doParse(CharReader &reader, ParserContext &ctx)
{
OsxmlParserImplementation impl(reader, ctx);
impl.parse();
}
}
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