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126 lines
5.0 KiB
126 lines
5.0 KiB
/*
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* Update.h
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*
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* Created on: 06.01.2013
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* Author: Christian Dehnert
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*/
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#ifndef STORM_IR_UPDATE_H_
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#define STORM_IR_UPDATE_H_
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#include <map>
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#include <memory>
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#include "expressions/BaseExpression.h"
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#include "Assignment.h"
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namespace storm {
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namespace parser {
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namespace prism {
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class VariableState;
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} // namespace prismparser
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} // namespace parser
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namespace ir {
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/*!
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* A class representing an update of a command.
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*/
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class Update {
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public:
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/*!
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* Default constructor. Creates an empty update.
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*/
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Update();
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/*!
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* Creates an update with the given expression specifying the likelihood and the mapping of
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* variable to their assignments.
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*
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* @param likelihoodExpression An expression specifying the likelihood of this update.
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* @param assignments A map of variable names to their assignments.
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*/
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Update(std::shared_ptr<storm::ir::expressions::BaseExpression> const& likelihoodExpression, std::map<std::string, storm::ir::Assignment> const& booleanAssignments, std::map<std::string, storm::ir::Assignment> const& integerAssignments);
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/*!
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* Creates a copy of the given update and performs the provided renaming.
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*
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* update The update that is to be copied.
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* renaming A mapping from names that are to be renamed to the names they are to be
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* replaced with.
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* @param variableState An object knowing about the variables in the system.
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*/
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Update(Update const& update, std::map<std::string, std::string> const& renaming, storm::parser::prism::VariableState const& variableState);
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/*!
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* Retrieves the expression for the likelihood of this update.
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*
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* @return The expression for the likelihood of this update.
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*/
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std::shared_ptr<storm::ir::expressions::BaseExpression> const& getLikelihoodExpression() const;
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/*!
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* Retrieves the number of boolean assignments associated with this update.
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*
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* @return The number of boolean assignments associated with this update.
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*/
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uint_fast64_t getNumberOfBooleanAssignments() const;
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/*!
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* Retrieves the number of integer assignments associated with this update.
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*
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* @return The number of integer assignments associated with this update.
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*/
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uint_fast64_t getNumberOfIntegerAssignments() const;
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/*!
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* Retrieves a reference to the map of boolean variable names to their respective assignments.
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*
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* @return A reference to the map of boolean variable names to their respective assignments.
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*/
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std::map<std::string, storm::ir::Assignment> const& getBooleanAssignments() const;
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/*!
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* Retrieves a reference to the map of integer variable names to their respective assignments.
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*
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* @return A reference to the map of integer variable names to their respective assignments.
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*/
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std::map<std::string, storm::ir::Assignment> const& getIntegerAssignments() const;
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/*!
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* Retrieves a reference to the assignment for the boolean variable with the given name.
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*
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* @return A reference to the assignment for the boolean variable with the given name.
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*/
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storm::ir::Assignment const& getBooleanAssignment(std::string const& variableName) const;
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/*!
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* Retrieves a reference to the assignment for the integer variable with the given name.
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*
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* @return A reference to the assignment for the integer variable with the given name.
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*/
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storm::ir::Assignment const& getIntegerAssignment(std::string const& variableName) const;
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/*!
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* Retrieves a string representation of this update.
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*
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* @return A string representation of this update.
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*/
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std::string toString() const;
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private:
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// An expression specifying the likelihood of taking this update.
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std::shared_ptr<storm::ir::expressions::BaseExpression> likelihoodExpression;
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// A mapping of boolean variable names to their assignments in this update.
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std::map<std::string, storm::ir::Assignment> booleanAssignments;
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// A mapping of integer variable names to their assignments in this update.
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std::map<std::string, storm::ir::Assignment> integerAssignments;
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};
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} // namespace ir
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} // namespace storm
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#endif /* STORM_IR_UPDATE_H_ */
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