Package org.moeaframework.util.tree

Class Subtract

java.lang.Object

org.moeaframework.util.tree.Node

org.moeaframework.util.tree.Subtract

All Implemented Interfaces:

Serializable

public class Subtract
extends Node

The node for subtracting two numbers.

Node signature:

Name	Type	Description
Argument 1	Number	The first number
Argument 2	Number	The second number
Return Value	Number	The value of subtracting the first number from the second

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
Subtract()	Constructs a new node for subtracting two numbers.

Method Summary

Modifier and Type	Method	Description
Subtract	copyNode()	Returns a copy of this node, but without any children or parents assigned.
Number	evaluate(Environment environment)	Evaluates this node in the context of the specified environment.

Methods inherited from class org.moeaframework.util.tree.Node

copyTree, getArgument, getArgumentType, getDepth, getFunctionAt, getFunctionAt, getMaximumHeight, getMinimumHeight, getNodeAt, getNodeAt, getNodeAt, getNumberOfArguments, getNumberOfFunctions, getNumberOfFunctions, getNumberOfNodes, getNumberOfNodes, getNumberOfNodes, getNumberOfTerminals, getNumberOfTerminals, getParent, getReturnType, getTerminalAt, getTerminalAt, isFixed, isTerminal, isValid, setArgument, setFixed, setFixedTree, size, toString

Methods inherited from class java.lang.Object

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

Constructor Details

Subtract

public Subtract()

Constructs a new node for subtracting two numbers.

Method Details

copyNode

public Subtract copyNode()

Description copied from class: Node

Returns a copy of this node, but without any children or parents assigned.

Specified by:

copyNode in class Node

Returns:

a copy of this node, but without any children or parents assigned

evaluate

public Number evaluate(Environment environment)

Description copied from class: Node

Evaluates this node in the context of the specified environment.

Specified by:

evaluate in class Node

Parameters:

environment - the execution environment

Returns:

the result of evaluating this node