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3.2 KiB

/*
* TimeBoundedUntil.h
*
* Created on: 10.04.2013
* Author: thomas
*/
#ifndef STORM_FORMULA_CSL_TIMEBOUNDEDUNTIL_H_
#define STORM_FORMULA_CSL_TIMEBOUNDEDUNTIL_H_
#include "AbstractPathFormula.h"
#include "AbstractStateFormula.h"
#include "src/formula/abstract/TimeBoundedUntil.h"
namespace storm {
namespace property {
namespace csl {
template <class T> class TimeBoundedUntil;
/*!
* @brief Interface class for model checkers that support TimeBoundedUntil.
*
* All model checkers that support the formula class BoundedEventually must inherit
* this pure virtual class.
*/
template <class T>
class ITimeBoundedUntilModelChecker {
public:
/*!
* @brief Evaluates TimeBoundedUntil formula within a model checker.
*
* @param obj Formula object with subformulas.
* @return Result of the formula for every node.
*/
virtual std::vector<T> checkTimeBoundedUntil(const TimeBoundedUntil<T>& obj, bool qualitative) const = 0;
};
template <class T>
class TimeBoundedUntil: public storm::property::abstract::TimeBoundedUntil<T, AbstractStateFormula<T>>,
public AbstractPathFormula<T> {
public:
/**
* Constructor providing bounds only;
* Sub formulas are set to null.
*
* @param lowerBound
* @param upperBound
*/
TimeBoundedUntil(T lowerBound, T upperBound) :
storm::property::abstract::TimeBoundedUntil<T, AbstractStateFormula<T>>(lowerBound, upperBound) {
// Intentionally left empty
}
/**
* Full constructor
* @param lowerBound
* @param upperBound
* @param left
* @param right
*/
TimeBoundedUntil(T lowerBound, T upperBound, AbstractStateFormula<T>* left, AbstractStateFormula<T>* right) :
storm::property::abstract::TimeBoundedUntil<T, AbstractStateFormula<T>>(lowerBound, upperBound, left, right) {
}
/*!
* Destructor
*/
virtual ~TimeBoundedUntil() {
// Intentionally left empty
}
/*!
* Clones the called object.
*
* Performs a "deep copy", i.e. the subtrees of the new object are clones of the original ones
*
* @returns a new BoundedUntil-object that is identical the called object.
*/
virtual AbstractPathFormula<T>* clone() const override {
TimeBoundedUntil<T>* result = new TimeBoundedUntil<T>(this->getLowerBound(), this->getUpperBound());
if (this->leftIsSet()) {
result->setLeft(this->getLeft().clone());
}
if (this->rightIsSet()) {
result->setRight(this->getRight().clone());
}
return result;
}
/*!
* Calls the model checker to check this formula.
* Needed to infer the correct type of formula class.
*
* @note This function should only be called in a generic check function of a model checker class. For other uses,
* the methods of the model checker should be used.
*
* @returns A vector indicating the probability that the formula holds for each state.
*/
virtual std::vector<T> check(const storm::modelchecker::csl::AbstractModelChecker<T>& modelChecker, bool qualitative) const override {
return modelChecker.template as<ITimeBoundedUntilModelChecker>()->checkTimeBoundedUntil(*this, qualitative);
}
};
} /* namespace csl */
} /* namespace property */
} /* namespace storm */
#endif /* STORM_FORMULA_CSL_TIMEBOUNDEDUNTIL_H_ */