GraphQuery.h

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/*
 * This file is part of KnowRob, please consult
 * https://github.com/knowrob/knowrob for license details.
 */
 
#ifndef KNOWROB_GRAPH_QUERY_H
#define KNOWROB_GRAPH_QUERY_H
 
#include "knowrob/queries/Query.h"
#include "knowrob/semweb/GraphTerm.h"
#include "knowrob/semweb/TriplePattern.h"
 
namespace knowrob {
    class GraphQuery : public Query {
    public:
        explicit GraphQuery(const std::shared_ptr<GraphTerm> &query,
                            const QueryContextPtr &ctx = DefaultQueryContext());
 
        explicit GraphQuery(const std::vector<TriplePatternPtr> &query,
                            const QueryContextPtr &ctx = DefaultQueryContext());
 
        explicit GraphQuery(const TriplePatternPtr &query);
 
        explicit GraphQuery(const TriplePatternPtr &query, const QueryContextPtr &ctx);
 
        auto term() const { return term_; }
 
        FormulaPtr toFormula() const;
 
    protected:
        std::shared_ptr<GraphTerm> term_;
 
        void write(std::ostream &os) const override;
 
        explicit GraphQuery(const QueryContextPtr &ctx = DefaultQueryContext()) : Query(ctx) {}
    };
 
    // A shared pointer to a GraphQuery
    using GraphQueryPtr = std::shared_ptr<GraphQuery>;
 
} // knowrob
 
#endif //KNOWROB_GRAPH_QUERY_H