Package fr.uga.pddl4j.problem.numeric

Class NumericAssignment

java.lang.Object

fr.uga.pddl4j.problem.numeric.AbstractNumericExpression

fr.uga.pddl4j.problem.numeric.NumericAssignment

All Implemented Interfaces:

NumericExpression, Serializable

public final class NumericAssignment
extends AbstractNumericExpression

This class implements a numeric assignment. This class is used to specified numeric assignment in the effect of an action.

Since:

4.0

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
NumericAssignment(AssignmentOperator operator, NumericVariable fluent, ArithmeticExpression expression)	Creates a new numeric assignement with a specified operator, left and right expression.
NumericAssignment(NumericAssignment other)	Creates a deep copy of numeric assignment.

Method Summary

Modifier and Type	Method	Description
NumericVariable	assign(List<NumericVariable> context)	Returns the value assigned.
boolean	equals(Object object)	Returns if the numeric assignment is equal to an other object.
AssignmentOperator	getOperator()	Returns the operator of the numeric assignment.
int	hashCode()	Returns the hash code value of this numeric assignment.
void	setOperator(AssignmentOperator operator)	Sets the operator of this numeric assignment.
String	toString()	Returns a string representation of this numeric assignment.

Methods inherited from class fr.uga.pddl4j.problem.numeric.AbstractNumericExpression

getLeftExpression, getRightExpression, setLeftExpression, setRightExpression

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Details

NumericAssignment

public NumericAssignment(NumericAssignment other)

Creates a deep copy of numeric assignment.

Parameters:

other - the numeric assignment to be copied.

NumericAssignment

public NumericAssignment(AssignmentOperator operator,
 NumericVariable fluent,
 ArithmeticExpression expression)

Creates a new numeric assignement with a specified operator, left and right expression.

Parameters:

operator - the operator the numeric assignment.

fluent - the variable of the numeric assignment.

expression - the arithmetic expression of the numeric assignment.

Method Details

setOperator

public final void setOperator(AssignmentOperator operator)

Sets the operator of this numeric assignment.

Parameters:

operator - the operator to set.

getOperator

public final AssignmentOperator getOperator()

Returns the operator of the numeric assignment.

Returns:

the operator of the numeric assignment.

equals

public boolean equals(Object object)

Returns if the numeric assignment is equal to an other object. The object is an instance of the class NumericAssignment and has the same operator and left and right expressions.

Overrides:

equals in class Object

Parameters:

object - the object to be compared.

Returns:

true if the object in parameter is equal to this numeric assignmennt; false otherwise.

assign

public NumericVariable assign(List<NumericVariable> context)

Returns the value assigned.

Parameters:

context - the context, i.e., the value of the different variables.

Returns:

the value assigned.

hashCode

public int hashCode()

Returns the hash code value of this numeric assignment.

Overrides:

hashCode in class Object

Returns:

the hash code value of this numeric assignment.

toString

public String toString()

Returns a string representation of this numeric assignment.

Overrides:

toString in class Object

Returns:

a string representation of this numeric assignment.