ObjectiveInstance¶

public class ObjectiveInstance extends BasicInstance<ObjectiveInstanceBase>¶

Represents an objective instance.

All AMPL suffixes for an objective are available through methods with the same name in this class. See http://www.ampl.com/NEW/suffbuiltin.html for a list of the available suffixes.

All the accessors in this class throw a IllegalArgumentException if the instance has been deleted in the underlying AMPL interpreter.

Constructors¶

ObjectiveInstance¶

ObjectiveInstance(ObjectiveInstanceBase impl)¶

Methods¶

astatus¶

public String astatus()¶: Return the AMPL status

drop¶

public void drop()¶

Drop all instances of this objective, corresponding to the AMPL code:

drop objectiveName;

exitcode¶

public int exitcode()¶

Exit code returned by solver after most recent solve with this objective

Returns: Exit code

impl¶

ObjectiveInstanceBase impl()¶

message¶

public String message()¶: Result message returned by solver after most recent solve with this objective

minimization¶

public boolean minimization()¶: Return true if the objective is minimization, false otherwise

restore¶

public void restore()¶

Restore all instances of this objective, corresponding to the AMPL code:

restore objectiveName;

result¶

public String result()¶: Result string returned by solver after most recent solve with this objective

sstatus¶

public String sstatus()¶: Return the solver status

value¶

public double value()¶: Get the value of the objective instance

Objective

Parameter