org.oakgp.util

Class Void

java.lang.Object

org.oakgp.util.Void

public final class Void
extends Object

Represents a dummy value to return from functions that do not produce a result.

Field Summary

Fields

Modifier and Type	Field and Description
static Void	VOID Singleton representing a void value.
static ConstantNode	VOID_CONSTANT A constant node containing VOID.
static Type	VOID_TYPE Returns the type associated with instances of VOID.

Method Summary

Modifier and Type	Method and Description
static boolean	isVoid(Node n) Returns true if the given node is a constant node containing VOID.
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

VOID_TYPE

public static final Type VOID_TYPE

Returns the type associated with instances of VOID.

VOID

public static final Void VOID

Singleton representing a void value.

VOID_CONSTANT

public static final ConstantNode VOID_CONSTANT

A constant node containing VOID.

Method Detail

isVoid

public static boolean isVoid(Node n)

Returns true if the given node is a constant node containing VOID.

toString

public String toString()

Overrides:

toString in class Object