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