8.5.11. MDOVar

MDOVar

Represent a decision variable in MindOpt application

Methods

MDOVar	Create a decision variable in the model
get	Retrieve the int attribute value owned by a variable by name
get	Retrieve a char attribute value owned by a variable by name
get	Retrieve a double attribute value owned by a variable by name
get	Retrieve a String attribute value owned by a variable by name
index	Retrieve the index of this variable
sameAs	Test whether this variable is the same as another variable
set	Sets the value of the int attribute owned by a variable
set	Sets the value of the char attribute owned by a variable
set	Sets the value of the double attribute owned by a variable
set	Sets the value of the String attribute owned by a variable
toString	Converts the current decision variable to a string

MDOVar(long model, int index)

Create a decision variable in the model

Parameters

• long model – The associated model

• int index – The index of the new decision variable in the model.

int get(MDO.IntAttr attr)

Retrieve the int attribute value owned by a variable by name

Parameters

MDO.IntAttr attr – Attribute name

Returns

Attribute value

char get(MDO.CharAttr attr)

Retrieve a char attribute value owned by a variable by name

Parameters

MDO.CharAttr attr – Attribute name

Returns

Attribute value

double get(MDO.DoubleAttr attr)

Retrieve a double attribute value owned by a variable by name

Parameters

MDO.DoubleAttr attr – Attribute name

Returns

Attribute value

String get(MDO.StringAttr attr)

Retrieve a String attribute value owned by a variable by name

Parameters

MDO.StringAttr attr – Attribute name

Returns

Attribute value

int index()

Retrieve the index of this variable

Returns

Index of this variable

bool sameAs(MDOVar v2)

Test whether this variable is the same as another variable

Parameters

MDOVar v2 – Variables to compare

Returns

True if the two are the same

void set(MDO.IntAttr attr, int value)

Sets the value of the int attribute owned by a variable.

Parameters

• MDO.IntAttr attr – Attribute name

• int value – The new value to be set.

void set(MDO.CharAttr attr, char value)

Sets the value of the char attribute owned by a variable.

Parameters

• MDO.CharAttr attr – Attribute name

• char value – The new value to be set.

void set(MDO.DoubleAttr attr, double value)

Sets the value of the double attribute owned by a variable.

Parameters

• MDO.DoubleAttr attr – Attribute name

• double value – The new value to be set.

void set(MDO.StringAttr attr, String value)

Sets the value of the String attribute owned by a variable.

Parameters

• MDO.StringAttr attr – Attribute name

• String value – The new value to be set.

String toString()

Converts the current decision variable to a string.

Returns

The string format of the decision variable.