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91 lines
2.6 KiB
91 lines
2.6 KiB
/*
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* SteadyStateReward.h
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*
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* Created on: 08.04.2013
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* Author: Thomas Heinemann
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*/
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#ifndef STORM_FORMULA_PRCTL_STEADYSTATEREWARD_H_
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#define STORM_FORMULA_PRCTL_STEADYSTATEREWARD_H_
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#include "AbstractPathFormula.h"
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#include "AbstractStateFormula.h"
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#include "src/formula/abstract/SteadyStateReward.h"
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#include "src/formula/AbstractFormulaChecker.h"
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#include <string>
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namespace storm {
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namespace property {
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namespace prctl {
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template <class T> class SteadyStateReward;
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/*!
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* @brief Interface class for model checkers that support SteadyStateReward.
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*
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* All model checkers that support the formula class SteadyStateReward must inherit
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* this pure virtual class.
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*/
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template <class T>
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class ISteadyStateRewardModelChecker {
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public:
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/*!
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* @brief Evaluates CumulativeReward formula within a model checker.
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*
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* @param obj Formula object with subformulas.
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* @return Result of the formula for every node.
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*/
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virtual std::vector<T>* checkSteadyStateReward(const SteadyStateReward<T>& obj, bool qualitative) const = 0;
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};
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/*!
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* @brief
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* Class for an abstract (path) formula tree with a Steady State Reward node as root.
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*
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* @see AbstractPathFormula
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* @see AbstractPrctlFormula
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*/
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template <class T>
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class SteadyStateReward: public storm::property::abstract::SteadyStateReward<T>,
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public AbstractPathFormula<T> {
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public:
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/*!
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* Empty constructor
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*/
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SteadyStateReward() {
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// Intentionally left empty
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}
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virtual ~SteadyStateReward() {
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// Intentionally left empty
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}
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/*!
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* Clones the called object.
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*
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* Performs a "deep copy", i.e. the subtrees of the new object are clones of the original ones
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*
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* @returns a new SteadyState-object that is identical the called object.
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*/
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virtual AbstractPathFormula<T>* clone() const override {
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return new SteadyStateReward<T>();
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}
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/*!
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* Calls the model checker to check this formula.
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* Needed to infer the correct type of formula class.
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*
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* @note This function should only be called in a generic check function of a model checker class. For other uses,
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* the methods of the model checker should be used.
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*
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* @returns A vector indicating the probability that the formula holds for each state.
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*/
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virtual std::vector<T> *check(const storm::modelchecker::prctl::AbstractModelChecker<T>& modelChecker, bool qualitative) const override {
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return modelChecker.template as<ISteadyStateRewardModelChecker>()->checkSteadyStateReward(*this, qualitative);
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}
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};
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} //namespace prctl
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} //namespace property
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} //namespace storm
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#endif /* STORM_FORMULA_PRCTL_STEADYSTATEREWARD_H_ */
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