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111 lines
3.1 KiB
111 lines
3.1 KiB
/*
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* InstantaneousReward.h
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*
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* Created on: 26.12.2012
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* Author: Christian Dehnert
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*/
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#ifndef STORM_FORMULA_PRCTL_INSTANTANEOUSREWARD_H_
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#define STORM_FORMULA_PRCTL_INSTANTANEOUSREWARD_H_
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#include "AbstractPathFormula.h"
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#include "AbstractStateFormula.h"
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#include "src/formula/abstract/InstantaneousReward.h"
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#include "src/formula/AbstractFormulaChecker.h"
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#include "boost/integer/integer_mask.hpp"
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#include <string>
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namespace storm {
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namespace formula {
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namespace prctl {
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template <class T> class InstantaneousReward;
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/*!
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* @brief Interface class for model checkers that support InstantaneousReward.
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*
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* All model checkers that support the formula class InstantaneousReward 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 IInstantaneousRewardModelChecker {
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public:
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/*!
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* @brief Evaluates InstantaneousReward 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>* checkInstantaneousReward(const InstantaneousReward<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 a Abstract (path) formula tree with a Instantaneous Reward node as root.
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*
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* The subtrees are seen as part of the object and deleted with the object
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* (this behavior can be prevented by setting them to NULL before deletion)
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*
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* @see AbstractPathFormula
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* @see AbstractFormula
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*/
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template <class T>
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class InstantaneousReward : public storm::formula::abstract::InstantaneousReward<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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InstantaneousReward() {
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//intentionally left empty
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}
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/*!
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* Constructor
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*
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* @param bound The time instance of the reward formula
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*/
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InstantaneousReward(uint_fast64_t bound) :
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storm::formula::abstract::InstantaneousReward<T>(bound) {
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//intentionally left empty
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}
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/*!
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* Empty destructor.
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*/
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virtual ~InstantaneousReward() {
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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 InstantaneousReward-object that is identical the called object.
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*/
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virtual AbstractPathFormula<T>* clone() const {
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return new InstantaneousReward(this->getBound());
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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::AbstractModelChecker<T>& modelChecker, bool qualitative) const {
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return modelChecker.template as<IInstantaneousRewardModelChecker>()->checkInstantaneousReward(*this, qualitative);
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}
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};
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} //namespace prctl
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} //namespace formula
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} //namespace storm
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#endif /* STORM_FORMULA_PRCTL_INSTANTANEOUSREWARD_H_ */
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