Inheritance diagram for WorkerMasterMock:

Public Member Functions
void	call_set_master_only_var_ids ()

	WorkerMaster (const VariableMap &variable_map, const std::string &solver_name, int log_level, int subproblems_count, SolverLogManager &solver_log_manager, bool mps_has_alpha, Logger logger, ProblemsFormat format, IBendersProblemProvider *benders_problem_provider, double master_solution_tolerance, double cut_coefficient_tolerance)
	Constructor of a Master Problem.

Public Member Functions inherited from WorkerMaster
	WorkerMaster (const VariableMap &variable_map, const std::string &solver_name, int log_level, int subproblems_count, SolverLogManager &solver_log_manager, bool mps_has_alpha, Logger logger, ProblemsFormat format, IBendersProblemProvider *benders_problem_provider, double master_solution_tolerance, double cut_coefficient_tolerance)
	Constructor of a Master Problem.

void	get (Point &x0, double &overall_subpb_cost_under_approx, DblVector &single_subpb_costs_under_approx, DblVector &master_only_vars_out)
	Return optimal variables of a problem.

void	get_dual_values (std::vector< double > &dual) const
	Set dual values of a problem in a vector.

int	get_number_constraint () const
	Return number of constraint in a problem.

void	add_cut (const Point &s, const Point &x0, const double &rhs) const
	Add benders cut to a problem.

void	add_cut_by_iter (int i, const Point &s, const double &sx0, const double &rhs) const
	Add benders cut to a problem.

void	add_dynamic_cut (const Point &s, const double &sx0, const double &rhs) const
	Add benders cut to a problem.

void	addSubproblemCut (int i, const Point &subgradient, const Point &x_cut, const double &rhs) const
	Add one benders cut to a problem.

void	addGroupSubproblemCut (std::vector< int > subproblem_ids, const Point &subgradient, const Point &x_cut, const double &rhs) const
	Add benders cut to a problem.

void	fix_alpha (const double &bestUB) const
	Fix an upper bound and the variable overall_subpb_cost_under_approx of a problem.

virtual void	DeactivateIntegrityConstraints () const

virtual void	ActivateIntegrityConstraints () const

virtual std::vector< int >	get_id_int_vars () const

void	set_id_alpha (double id_alpha)

void	set_id_single_subpb_costs_under_approx (std::vector< int > id_single_subpb_costs_under_approx)

Public Member Functions inherited from Worker
	Worker (VariableMap variable_map, Logger logger, double cut_coefficient_tolerance)

void	init (const std::string &solver_name, int log_level, const SolverLogManager &solver_log_manager, ProblemsFormat format, IBendersProblemProvider *benders_problem_provider)
	Initialization of a problem.

void	get_value (double &lb) const
	Return the optimal value of a problem.

void	get_splex_num_of_ite_last (int &result) const
	Get the number of iteration needed to solve a problem.

void	free ()
	Free the problem.

void	write_basis (const std::filesystem::path &filename) const

virtual std::shared_ptr< SolverAbstract >	solver () const

void	solve (int &lp_status, const std::string &outputroot, const std::string &output_master_mps_file_name, std::shared_ptr< Output::OutputWriter > writer) const
	Method to solve a problem.

int	RowIndex (const std::string &row_name) const

void	ChangeRhs (int id_row, double val) const

void	GetRhs (double *val, int id_row) const

void	AddRows (const std::vector< char > &qrtype_p, const std::vector< double > &rhs_p, const std::vector< double > &range_p, const std::vector< int > &mstart_p, const std::vector< int > &mclind_p, const std::vector< double > &dmatval_p, const std::vector< std::string > &row_names) const

int	Getnrows () const
	Returns the number of rows (constraints)

int	Getncols () const

Additional Inherited Members
Public Attributes inherited from WorkerMaster
std::vector< int >	_id_master_only_vars

Public Attributes inherited from Worker
std::filesystem::path	_base_filename

VariableMap	_name_to_id

Int2Str	_id_to_name

std::shared_ptr< SolverAbstract >	_solver = nullptr

bool	_is_master = false

Logger	logger_

Protected Member Functions inherited from WorkerMaster
void	_set_master_only_var_ids ()

Protected Member Functions inherited from Worker
void	roundIfWithinTolerance (std::vector< double > &values, int first, int last) const

Member Function Documentation

◆ WorkerMaster()

WorkerMaster::WorkerMaster	(	const VariableMap &	variable_map,
		const std::string &	solver_name,
		int	log_level,
		int	subproblems_count,
		SolverLogManager &	solver_log_manager,
		bool	mps_has_alpha,
		Logger	logger,
		ProblemsFormat	format,
		IBendersProblemProvider *	benders_problem_provider,
		double	master_solution_tolerance,
		double	cut_coefficient_tolerance )

Constructor of a Master Problem.

Construct a Master Problem by loading mps and mapping files and adding the variable overall_subpb_cost_under_approx

Parameters

variable_map	: map linking each variable to its id in the problem
path_to_mps	: path to the problem mps file
solver_name	: solver name
log_level	: solver log level
subproblems_count	: number of subproblems

The documentation for this class was generated from the following file:

tests/cpp/benders/WorkerMasterTest.cpp

Public Member Functions

Additional Inherited Members

Member Function Documentation

◆ WorkerMaster()