Package com.aquima.interactions.expressions.optimizer.nodes

Class InversionExpression

java.lang.Object

com.aquima.interactions.expressions.optimizer.nodes.InversionExpression

All Implemented Interfaces:

IExpressionNode, Serializable

public class InversionExpression
extends Object
implements IExpressionNode

The InverseExpression class will wrap an expression, and invert its's sign.

Since:

5.0

Author:

O. Kerpershoek, F. van der Meer

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
InversionExpression(IExpressionNode expression)	Constructs the inversion expression with the expression whose result should be inverted.

Method Summary

Modifier and Type	Method	Description
IValue	evaluate(IValueEnvironment environment)	This method evaluates the node using the environment passed as argument and returns the result as a value or null if the result is unknown.
String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Details

InversionExpression

public InversionExpression(IExpressionNode expression)

Constructs the inversion expression with the expression whose result should be inverted.

Parameters:

expression - The expression whose result should be inverted.

Method Details

evaluate

public IValue evaluate(IValueEnvironment environment)

Description copied from interface: IExpressionNode

This method evaluates the node using the environment passed as argument and returns the result as a value or null if the result is unknown.

Specified by:

evaluate in interface IExpressionNode

Parameters:

environment - The environment that should be used when evaluating the node.

Returns:

The result of the evaluation, or null if the result is unknown.

toString

public String toString()

Overrides:

toString in class Object