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51 lines
2.6 KiB
51 lines
2.6 KiB
#pragma once
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#include <vector>
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#include <map>
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#include "storm/logic/CloneVisitor.h"
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namespace storm {
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namespace logic {
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class ExtractMaximalStateFormulasVisitor : public CloneVisitor {
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public:
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typedef std::map<std::string, std::shared_ptr<Formula const>> ApToFormulaMap;
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/*!
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* Finds state subformulae in f and replaces them by atomic propositions.
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* @param extractedFormulas will be the mapping of atomic propositions to the subformulae they replace
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* @return the formula with replaced state subformulae
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* @note identical subformulae will be replaced by the same atomic proposition
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*/
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static std::shared_ptr<Formula> extract(PathFormula const& f, ApToFormulaMap& extractedFormulas);
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virtual boost::any visit(BinaryBooleanPathFormula const& f, boost::any const& data) const override;
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virtual boost::any visit(BoundedUntilFormula const& f, boost::any const& data) const override;
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virtual boost::any visit(EventuallyFormula const& f, boost::any const& data) const override;
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virtual boost::any visit(GloballyFormula const& f, boost::any const& data) const override;
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virtual boost::any visit(NextFormula const& f, boost::any const& data) const override;
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virtual boost::any visit(UnaryBooleanPathFormula const& f, boost::any const& data) const override;
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virtual boost::any visit(UntilFormula const& f, boost::any const& data) const override;
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virtual boost::any visit(TimeOperatorFormula const& f, boost::any const& data) const override;
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virtual boost::any visit(LongRunAverageOperatorFormula const& f, boost::any const& data) const override;
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virtual boost::any visit(MultiObjectiveFormula const& f, boost::any const& data) const override;
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virtual boost::any visit(ProbabilityOperatorFormula const& f, boost::any const& data) const override;
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virtual boost::any visit(RewardOperatorFormula const& f, boost::any const& data) const override;
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private:
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ExtractMaximalStateFormulasVisitor(ApToFormulaMap& extractedFormulas);
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std::shared_ptr<Formula> extract(std::shared_ptr<Formula> f) const;
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void incrementNestingLevel() const;
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void decrementNestingLevel() const;
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ApToFormulaMap& extractedFormulas;
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// A mapping from formula-strings to labels in order to use the same label for the equivalent formulas (as strings)
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mutable std::map<std::string, std::string> cachedFormulas;
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std::size_t nestingLevel;
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};
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}
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}
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