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/*
Ousía
Copyright (C) 2014 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/>.
*/
#ifndef _OUSIA_XML_XML_READER_HPP_
#define _OUSIA_XML_XML_READER_HPP_
#include <map>
#include <memory>
#include <string>
#include <vector>
#include <model/GraphNode.hpp>
#include <model/domain/Domain.hpp>
class QXmlStreamReader;
namespace ousia {
namespace xml {
class XmlElementHandler;
class XmlAttributeHandler;
/**
* The XmlReader class is responsible for parsing the ousia XML documents and
* deserializing them into the internal object representation.
*/
class XmlReader {
private:
/**
* Reference to the QXmlStreamReader used for accessing the XML data on a
* token basis.
*/
QXmlStreamReader &xml;
/**
* Parses a domain definition from the XML file.
*/
std::shared_ptr<model::domain::Domain> readDomain();
/**
* Used internally in order to conveniently expect one xml tag in a set of
* elements. Returns true if there was an error while waiting for the tag,
* false otherwise.
*/
bool expectOneOf(std::vector<XmlElementHandler> &handlers);
/**
* Used internally to parse the current argument map.
*/
bool parseArguments(std::map<std::string, XmlAttributeHandler> &handlers);
public:
/**
* Instanciates the XMLReader class for the given instance of the
* QXMLStreamReader class.
*/
XmlReader(QXmlStreamReader &xml);
/**
* Starts processing the xml and returns the generated graph node.
*/
std::shared_ptr<model::GraphNode> process();
};
}
}
#endif /* _OUSIA_XML_XML_READER_HPP_ */
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