drasys.or.mp
Interface VariableI

All Known Implementing Classes:

Variable

public interface VariableI

Abstract interface to decision variables.

Field Summary
static byte	BOOLEAN           The variable is boolean valued.
static byte	FREE           The variable is free.
static byte	INTEGER           The variable is integer valued.
static byte	REAL           The variable is real valued.

 

Method Summary
int	getColumnIndex()           Returns the column index of the variable.
double	getLowerBound()           Returns the lower bound.
java.lang.String	getName()           Returns the name of the variable.
double	getObjectiveCoefficient()           Returns the objective function coefficient.
byte	getType()           Returns the variable type.
double	getUpperBound()           Returns the upper bound.
VariableI	setLowerBound(double scaler)           Sets the lower bound.
VariableI	setObjectiveCoefficient(double scaler)           Sets the objective function coefficient.
VariableI	setType(byte type)           Sets the variable type.
VariableI	setUpperBound(double scaler)           Sets the upper bound.

 

Field Detail

FREE

public static final byte FREE

The variable is free.

REAL

public static final byte REAL

The variable is real valued.

INTEGER

public static final byte INTEGER

The variable is integer valued.

BOOLEAN

public static final byte BOOLEAN

The variable is boolean valued.

getName

public java.lang.String getName()

Returns the name of the variable.

getColumnIndex

public int getColumnIndex()

Returns the column index of the variable.

setType

public VariableI setType(byte type)

Sets the variable type.

getType

public byte getType()

Returns the variable type.

setObjectiveCoefficient

public VariableI setObjectiveCoefficient(double scaler)

Sets the objective function coefficient.

getObjectiveCoefficient

public double getObjectiveCoefficient()

Returns the objective function coefficient.

setUpperBound

public VariableI setUpperBound(double scaler)

Sets the upper bound.

getUpperBound

public double getUpperBound()

Returns the upper bound.

setLowerBound

public VariableI setLowerBound(double scaler)

Sets the lower bound.

getLowerBound

public double getLowerBound()

Returns the lower bound.