TsplibXmlParser.h

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#pragma once
 
#include <ogdf/lib/pugixml/pugixml.h>
 
#include <sstream>
#include <string>
 
namespace ogdf {
class Graph;
class GraphAttributes;
 
class TsplibXmlParser {
private:
    pugi::xml_document m_xml; // hold as a class member, so it gets desctructed at the same time as the parser.
    pugi::xml_node m_graphTag;
 
    bool m_hasError;
 
    // Called on constructing, to initially load the file.
    // Basic errors are catched, like missing essential tags.
    // Parsing is done on read, which might also raise errors.
    bool load(std::istream& in, std::string& error);
 
    // Unified read with all the logic.
    bool read(Graph& G, GraphAttributes* GA);
 
public:
    explicit TsplibXmlParser(std::istream& in);
    ~TsplibXmlParser() = default;
 
    bool read(Graph& G);
    bool read(Graph& G, GraphAttributes& GA);
};
 
}