96 lines
3.4 KiB
96 lines
3.4 KiB
#pragma once
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#include <cstdint>
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#include <string>
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#include <boost/optional.hpp>
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#include "src/storage/expressions/Variable.h"
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#include "src/storage/expressions/Expression.h"
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namespace storm {
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namespace jani {
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class BooleanVariable;
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class BoundedIntegerVariable;
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class UnboundedIntegerVariable;
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class RealVariable;
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class Variable {
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public:
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/*!
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* Creates a new variable with initial value construct
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*/
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Variable(std::string const& name, storm::expressions::Variable const& variable, storm::expressions::Expression const& init, bool transient = false);
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/*!
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* Creates a new variable without initial value construct.
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*/
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Variable(std::string const& name, storm::expressions::Variable const& variable, bool transient = false);
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/*!
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* Retrieves the associated expression variable
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*/
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storm::expressions::Variable const& getExpressionVariable() const;
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/*!
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* Retrieves the name of the variable.
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*/
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std::string const& getName() const;
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/*!
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* Retrieves whether an initial expression is set.
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*/
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bool hasInitExpression() const;
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/*!
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* Retrieves the initial expression
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* Should only be called if an initial expression is set for this variable.
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*
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* @see hasInitExpression()
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*/
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storm::expressions::Expression const& getInitExpression() const;
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/*!
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* Sets the initial expression for this variable.
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*/
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void setInitExpression(storm::expressions::Expression const& initialExpression);
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// Methods to determine the type of the variable.
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virtual bool isBooleanVariable() const;
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virtual bool isBoundedIntegerVariable() const;
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virtual bool isUnboundedIntegerVariable() const;
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virtual bool isRealVariable() const;
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virtual bool isTransient() const;
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// Methods to get the variable as a different type.
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BooleanVariable& asBooleanVariable();
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BooleanVariable const& asBooleanVariable() const;
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BoundedIntegerVariable& asBoundedIntegerVariable();
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BoundedIntegerVariable const& asBoundedIntegerVariable() const;
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UnboundedIntegerVariable& asUnboundedIntegerVariable();
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UnboundedIntegerVariable const& asUnboundedIntegerVariable() const;
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RealVariable& asRealVariable();
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RealVariable const& asRealVariable() const;
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/*!
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* Substitutes all variables in all expressions according to the given substitution.
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*/
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virtual void substitute(std::map<storm::expressions::Variable, storm::expressions::Expression> const& substitution);
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private:
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// The name of the variable.
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std::string name;
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// The expression variable associated with this variable.
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storm::expressions::Variable variable;
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/// Whether this is a transient variable.
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bool transient;
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/// Expression for initial values
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boost::optional<storm::expressions::Expression> init;
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};
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}
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}
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