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75 lines
3.0 KiB
75 lines
3.0 KiB
#ifndef STORM_STORAGE_PRISM_FORMULA_H_
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#define STORM_STORAGE_PRISM_FORMULA_H_
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#include <map>
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#include "src/storage/prism/LocatedInformation.h"
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#include "src/storage/expressions/Expression.h"
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#include "src/utility/OsDetection.h"
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namespace storm {
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namespace prism {
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class Formula : public LocatedInformation {
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public:
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/*!
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* Creates a formula with the given name and expression.
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*
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* @param formulaName The name of the label.
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* @param expression The predicate that needs to hold before taking a transition with the previously
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* specified name in order to obtain the reward.
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* @param filename The filename in which the transition reward is defined.
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* @param lineNumber The line number in which the transition reward is defined.
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*/
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Formula(std::string const& formulaName, storm::expressions::Expression const& expression, std::string const& filename = "", uint_fast64_t lineNumber = 0);
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// Create default implementations of constructors/assignment.
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Formula() = default;
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Formula(Formula const& other) = default;
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Formula& operator=(Formula const& other)= default;
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#ifndef WINDOWS
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Formula(Formula&& other) = default;
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Formula& operator=(Formula&& other) = default;
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#endif
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/*!
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* Retrieves the name that is associated with this formula.
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*
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* @return The name that is associated with this formula.
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*/
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std::string const& getFormulaName() const;
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/*!
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* Retrieves the expression that is associated with this formula.
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*
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* @return The expression that is associated with this formula.
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*/
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storm::expressions::Expression const& getExpression() const;
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/*!
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* Retrieves the return type of the formula, i.e., the return-type of the defining expression.
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*
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* @return The return type of the formula.
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*/
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storm::expressions::ExpressionReturnType getReturnType() const;
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/*!
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* Substitutes all identifiers in the expression of the formula according to the given map.
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*
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* @param substitution The substitution to perform.
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* @return The resulting formula.
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*/
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Formula substitute(std::map<std::string, storm::expressions::Expression> const& substitution) const;
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friend std::ostream& operator<<(std::ostream& stream, Formula const& formula);
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private:
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// The name of the formula.
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std::string formulaName;
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// A predicate that needs to be satisfied by states for the label to be attached.
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storm::expressions::Expression expression;
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};
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} // namespace prism
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} // namespace storm
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#endif /* STORM_STORAGE_PRISM_FORMULA_H_ */
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