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#ifndef STORM_STORAGE_PRISM_PROGRAM_H_
#define STORM_STORAGE_PRISM_PROGRAM_H_
#include <map>
#include <vector>
#include <set>
#include <boost/container/flat_set.hpp>
#include "src/storage/expressions/Expression.h"
#include "src/storage/prism/Constant.h"
#include "src/storage/prism/Formula.h"
#include "src/storage/prism/Label.h"
#include "src/storage/prism/Module.h"
#include "src/storage/prism/RewardModel.h"
namespace storm {
namespace prism {
class Program : public LocatedInformation {
public:
/*!
* An enum for the different model types.
*/
enum class ModelType {UNDEFINED, DTMC, CTMC, MDP, CTMDP, MA};
/*!
* Creates a program with the given model type, undefined constants, global variables, modules, reward
* models, labels and initial states.
*
* @param modelType The type of the program.
* @param constants The constants of the program.
* @param globalBooleanVariables The global boolean variables of the program.
* @param globalIntegerVariables The global integer variables of the program.
* @param formulas The formulas defined in the program.
* @param modules The modules of the program.
* @param hasInitialStatesExpression A flag indicating whether the program specifies its initial states via
* an explicit initial construct.
* @param initialStatesExpression If the model specifies an explicit initial construct, this
* expression defines its initial states. Otherwise it is irrelevant and may be set to an arbitrary (but
* valid) expression, e.g. false.
* @param rewardModels The reward models of the program.
* @param labels The labels defined for this program.
* @param filename The filename in which the program is defined.
* @param lineNumber The line number in which the program is defined.
*/
Program(ModelType modelType, std::vector<Constant> const& constants, std::vector<BooleanVariable> const& globalBooleanVariables, std::vector<IntegerVariable> const& globalIntegerVariables, std::vector<Formula> const& formulas, std::vector<Module> const& modules, std::vector<RewardModel> const& rewardModels, bool hasInitialStatesExpression, storm::expressions::Expression const& initialStatesExpression, std::vector<Label> const& labels, std::string const& filename = "", uint_fast64_t lineNumber = 0);
// Provide default implementations for constructors and assignments.
Program() = default;
Program(Program const& other) = default;
Program& operator=(Program const& other) = default;
Program(Program&& other) = default;
Program& operator=(Program&& other) = default;
/*!
* Retrieves the model type of the model.
*
* @return The type of the model.
*/
ModelType getModelType() const;
/*!
* Retrieves whether there are undefined constants of any type in the program.
*
* @return True iff there are undefined constants of any type in the program.
*/
bool hasUndefinedConstants() const;
/*!
* Retrieves all constants defined in the program.
*
* @return The constants defined in the program.
*/
std::vector<Constant> const& getConstants() const;
/*!
* Retrieves the number of all constants defined in the program.
*
* @return The number of constants defined in the program.
*/
std::size_t getNumberOfConstants() const;
/*!
* Retrieves the global boolean variables of the program.
*
* @return The global boolean variables of the program.
*/
std::vector<BooleanVariable> const& getGlobalBooleanVariables() const;
/*!
* Retrieves a the global boolean variable with the given name.
*
* @param variableName The name of the global boolean variable to retrieve.
* @return The global boolean variable with the given name.
*/
BooleanVariable const& getGlobalBooleanVariable(std::string const& variableName) const;
/*!
* Retrieves the global integer variables of the program.
*
* @return The global integer variables of the program.
*/
std::vector<IntegerVariable> const& getGlobalIntegerVariables() const;
/*!
* Retrieves a the global integer variable with the given name.
*
* @param variableName The name of the global integer variable to retrieve.
* @return The global integer variable with the given name.
*/
IntegerVariable const& getGlobalIntegerVariable(std::string const& variableName) const;
/*!
* Retrieves the number of global boolean variables of the program.
*
* @return The number of global boolean variables of the program.
*/
std::size_t getNumberOfGlobalBooleanVariables() const;
/*!
* Retrieves the number of global integer variables of the program.
*
* @return The number of global integer variables of the program.
*/
std::size_t getNumberOfGlobalIntegerVariables() const;
/*!
* Retrieves the formulas defined in the program.
*
* @return The formulas defined in the program.
*/
std::vector<Formula> const& getFormulas() const;
/*!
* Retrieves the number of formulas in the program.
*
* @return The number of formulas in the program.
*/
std::size_t getNumberOfFormulas() const;
/*!
* Retrieves the number of modules in the program.
*
* @return The number of modules in the program.
*/
std::size_t getNumberOfModules() const;
/*!
* Retrieves the module with the given index.
*
* @param index The index of the module to retrieve.
* @return The module with the given index.
*/
Module const& getModule(uint_fast64_t index) const;
/*!
* Retrieves the module with the given name.
*
* @param moduleName The name of the module to retrieve.
* @return The module with the given name.
*/
Module const& getModule(std::string const& moduleName) const;
/*!
* Retrieves all modules of the program.
*
* @return All modules of the program.
*/
std::vector<Module> const& getModules() const;
/*!
* Retrieves whether the program explicitly specifies an expression characterizing the initial states.
*
* @return True iff the program specifies an expression defining the initial states.
*/
bool definesInitialStatesExpression() const;
/*!
* Retrieves an expression characterizing the initial states of the program.
*
* @return An expression characterizing the initial states.
*/
storm::expressions::Expression getInitialStatesExpression() const;
/*!
* Retrieves the set of actions present in the program.
*
* @return The set of actions present in the program.
*/
std::set<std::string> const& getActions() const;
/*!
* Retrieves the indices of all modules within this program that contain commands that are labelled with the
* given action.
*
* @param action The name of the action the modules are supposed to possess.
* @return A set of indices of all matching modules.
*/
std::set<uint_fast64_t> const& getModuleIndicesByAction(std::string const& action) const;
/*!
* Retrieves the index of the module in which the given variable name was declared.
*
* @param variableName The name of the variable to search.
* @return The index of the module in which the given variable name was declared.
*/
uint_fast64_t getModuleIndexByVariable(std::string const& variableName) const;
/*!
* Retrieves the reward models of the program.
*
* @return The reward models of the program.
*/
std::vector<RewardModel> const& getRewardModels() const;
/*!
* Retrieves the number of reward models in the program.
*
* @return The number of reward models in the program.
*/
std::size_t getNumberOfRewardModels() const;
/*!
* Retrieves the reward model with the given name.
*
* @param rewardModelName The name of the reward model to return.
* @return The reward model with the given name.
*/
RewardModel const& getRewardModel(std::string const& rewardModelName) const;
/*!
* Retrieves all labels that are defined by the probabilitic program.
*
* @return A set of labels that are defined in the program.
*/
std::vector<Label> const& getLabels() const;
/*!
* Retrieves the number of labels in the program.
*
* @return The number of labels in the program.
*/
std::size_t getNumberOfLabels() const;
/*!
* Creates a new program that drops all commands whose indices are not in the given set.
*
* @param indexSet The set of indices for which to keep the commands.
*/
Program restrictCommands(boost::container::flat_set<uint_fast64_t> const& indexSet) const;
/*!
* Defines the undefined constants according to the given map and returns the resulting program.
*
* @param constantDefinitions A mapping from undefined constant names to the expressions they are supposed
* to be replaced with.
* @return The program after all undefined constants in the given map have been replaced with their
* definitions.
*/
Program defineUndefinedConstants(std::map<std::string, storm::expressions::Expression> const& constantDefinitions) const;
friend std::ostream& operator<<(std::ostream& stream, Program const& program);
private:
// Creates the internal mappings.
void createMappings();
// The type of the model.
ModelType modelType;
// The undefined constants of the program.
std::vector<Constant> constants;
// The global boolean variables.
std::vector<BooleanVariable> globalBooleanVariables;
// A mapping from global boolean variable names to their corresponding indices.
std::map<std::string, uint_fast64_t> globalBooleanVariableToIndexMap;
// The global integer variables.
std::vector<IntegerVariable> globalIntegerVariables;
// A mapping from global integer variable names to their corresponding indices.
std::map<std::string, uint_fast64_t> globalIntegerVariableToIndexMap;
// The formulas defined in the program.
std::vector<Formula> formulas;
// A mapping of formula names to their corresponding indices.
std::map<std::string, uint_fast64_t> formulaToIndexMap;
// The modules associated with the program.
std::vector<Module> modules;
// A mapping of module names to their indices.
std::map<std::string, uint_fast64_t> moduleToIndexMap;
// The reward models associated with the program.
std::vector<RewardModel> rewardModels;
// A mapping of reward models to their indices.
std::map<std::string, uint_fast64_t> rewardModelToIndexMap;
// A flag that indicates whether the initial states of the program were given explicitly (in the form of an
// initial construct) or implicitly (attached to the variable declarations).
bool hasInitialStatesExpression;
// The expression contained in the initial construct (if any).
storm::expressions::Expression initialStatesExpression;
// The labels that are defined for this model.
std::vector<Label> labels;
// A mapping from label names to their corresponding indices.
std::map<std::string, uint_fast64_t> labelToIndexMap;
// The set of actions present in this program.
std::set<std::string> actions;
// A map of actions to the set of modules containing commands labelled with this action.
std::map<std::string, std::set<uint_fast64_t>> actionsToModuleIndexMap;
// A mapping from variable names to the modules in which they were declared.
std::map<std::string, uint_fast64_t> variableToModuleIndexMap;
};
} // namespace prism
} // namespace storm
#endif /* STORM_STORAGE_PRISM_PROGRAM_H_ */