OntologyParser.h

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/*
 * This file is part of KnowRob, please consult
 * https://github.com/knowrob/knowrob for license details.
 */
 
#ifndef KNOWROB_ONTOLOGY_PARSER_H
#define KNOWROB_ONTOLOGY_PARSER_H
 
#include <functional>
#include <string>
#include <raptor.h>
#include "knowrob/semweb/TripleContainer.h"
#include "knowrob/semweb/TripleFormat.h"
#include "knowrob/semweb/Triple.h"
#include "knowrob/semweb/GraphSelector.h"
#include "knowrob/storage/redland/RaptorContainer.h"
 
namespace knowrob {
    class OntologyParser {
    public:
        OntologyParser(const std::string_view &fileURI, semweb::TripleFormat format);
 
        ~OntologyParser();
 
        void setFrame(const GraphSelectorPtr &frame) { frame_ = frame; }
 
        void setOrigin(std::string_view origin) { origin_ = origin; }
 
        void setBlankPrefix(const std::string_view &blankPrefix) { blankPrefix_ = blankPrefix; }
 
        void setFilter(const TripleFilter &filter) { filter_ = filter; }
 
        bool run(const TripleHandler &callback);
 
        void add(raptor_statement *statement, const TripleHandler &callback);
 
        void flush(const TripleHandler &callback);
 
        auto &imports() const { return imports_; }
 
    protected:
        raptor_uri *uri_;
        raptor_uri *uriBase_;
        raptor_parser *parser_;
        raptor_world *world_;
        GraphSelectorPtr frame_;
        TripleFilter filter_;
        std::string blankPrefix_;
        std::string origin_;
        std::vector<std::string> imports_;
        std::function<int()> doParse_;
 
        raptor_parser *createParser(knowrob::semweb::TripleFormat format);
 
        static raptor_world *createWorld();
 
        void applyFrame(Triple *triple);
 
        std::shared_ptr<RaptorContainer> currentBatch_;
    };
 
} // knowrob
 
#endif //KNOWROB_ONTOLOGY_PARSER_H