118 lines
3.5 KiB
118 lines
3.5 KiB
/*
|
|
* SteadyState.h
|
|
*
|
|
* Created on: 19.10.2012
|
|
* Author: Thomas Heinemann
|
|
*/
|
|
|
|
#ifndef STORM_FORMULA_CSL_STEADYSTATEOPERATOR_H_
|
|
#define STORM_FORMULA_CSL_STEADYSTATEOPERATOR_H_
|
|
|
|
#include "AbstractStateFormula.h"
|
|
#include "src/formula/abstract/SteadyStateBoundOperator.h"
|
|
#include "src/formula/AbstractFormulaChecker.h"
|
|
|
|
namespace storm {
|
|
|
|
namespace property {
|
|
|
|
namespace csl {
|
|
|
|
template <class T> class SteadyStateBoundOperator;
|
|
|
|
/*!
|
|
* @brief Interface class for model checkers that support SteadyStateOperator.
|
|
*
|
|
* All model checkers that support the formula class SteadyStateOperator must inherit
|
|
* this pure virtual class.
|
|
*/
|
|
template <class T>
|
|
class ISteadyStateBoundOperatorModelChecker {
|
|
public:
|
|
/*!
|
|
* @brief Evaluates SteadyStateOperator formula within a model checker.
|
|
*
|
|
* @param obj Formula object with subformulas.
|
|
* @return Result of the formula for every node.
|
|
*/
|
|
virtual storm::storage::BitVector checkSteadyStateBoundOperator(const SteadyStateBoundOperator<T>& obj) const = 0;
|
|
};
|
|
|
|
/*!
|
|
* @brief
|
|
* Class for an Abstract (path) formula tree with a SteadyStateOperator node as root.
|
|
*
|
|
* Has two Abstract state formulas as sub formulas/trees.
|
|
*
|
|
* @par Semantics
|
|
* The formula holds iff \e child holds SteadyStateOperator step, \e child holds
|
|
*
|
|
* The subtree is seen as part of the object and deleted with the object
|
|
* (this behavior can be prevented by setting them to NULL before deletion)
|
|
*
|
|
* @see AbstractPathFormula
|
|
* @see AbstractCslFormula
|
|
*/
|
|
template <class T>
|
|
class SteadyStateBoundOperator : public storm::property::abstract::SteadyStateBoundOperator<T, AbstractStateFormula<T>>,
|
|
public AbstractStateFormula<T> {
|
|
|
|
public:
|
|
/*!
|
|
* Empty constructor
|
|
*/
|
|
SteadyStateBoundOperator() : storm::property::abstract::SteadyStateBoundOperator<T, AbstractStateFormula<T>>
|
|
(LESS_EQUAL, storm::utility::constantZero<T>(), nullptr) {
|
|
// Intentionally left empty
|
|
}
|
|
|
|
/*!
|
|
* Constructor
|
|
*
|
|
* @param stateFormula The child node
|
|
*/
|
|
SteadyStateBoundOperator(
|
|
storm::property::ComparisonType comparisonRelation, T bound, AbstractStateFormula<T>* stateFormula) :
|
|
storm::property::abstract::SteadyStateBoundOperator<T, AbstractStateFormula<T>>(comparisonRelation, bound, stateFormula) {
|
|
}
|
|
|
|
/*!
|
|
* Destructor
|
|
*/
|
|
virtual ~SteadyStateBoundOperator() {
|
|
// 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 AbstractStateFormula<T>* clone() const override {
|
|
SteadyStateBoundOperator<T>* result = new SteadyStateBoundOperator<T>();
|
|
result->setStateFormula(this->getStateFormula().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 storm::storage::BitVector check(const storm::modelchecker::csl::AbstractModelChecker<T>& modelChecker) const override {
|
|
return modelChecker.template as<ISteadyStateBoundOperatorModelChecker>()->checkSteadyStateBoundOperator(*this);
|
|
}
|
|
|
|
};
|
|
|
|
} //namespace csl
|
|
} //namespace property
|
|
} //namespace storm
|
|
|
|
#endif /* STORM_FORMULA_CSL_STEADYSTATEOPERATOR_H_ */
|