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/*
* AbstractStateFormula.h
*
* Created on: 19.10.2012
* Author: Thomas Heinemann
*/
#ifndef STORM_FORMULA_ABSTRACTSTATEFORMULA_H_
#define STORM_FORMULA_ABSTRACTSTATEFORMULA_H_
namespace storm { namespace formula {
template <class T> class AbstractStateFormula;
}}
#include "AbstractFormula.h"
#include "src/storage/BitVector.h"
#include "src/modelChecker/AbstractModelChecker.h"
namespace storm {
namespace formula {
/*!
* @brief
* Abstract base class for Abstract state formulas.
*
* @attention This class is abstract.
* @note Formula classes do not have copy constructors. The parameters of the constructors are usually the subtrees, so
* the syntax conflicts with copy constructors for unary operators. To produce an identical object, use the method
* clone().
*/
template <class T>
class AbstractStateFormula : public AbstractFormula<T> {
public:
/*!
* empty destructor
*/
virtual ~AbstractStateFormula() { }
/*!
* Clones the called object.
*
* Performs a "deep copy", i.e. the subtrees of the new object are clones of the original ones
*
* @note This function is not implemented in this class.
* @returns a new AND-object that is identical the called object.
*/
virtual AbstractStateFormula<T>* clone() const = 0;
/*!
* 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.
*
* @note This function is not implemented in this class.
*
* @returns A bit vector indicating all states that satisfy the formula represented by the called object.
*/
virtual storm::storage::BitVector *check(const storm::modelChecker::AbstractModelChecker<T>& modelChecker) const = 0; // {
};
} //namespace formula
} //namespace storm
#endif /* STORM_FORMULA_AbstractSTATEFORMULA_H_ */