de.weltraumschaf.commons.token

Class Null

java.lang.Object

de.weltraumschaf.commons.token.Null

public final class Null
extends Object

Represents a null value.

Used instead of null to prevent null pointer exceptions. Implemented as singleton w/o any state.

Since:

1.0.0

Author:

"Sven Strittmatter"

Field Summary

Fields

Modifier and Type	Field and Description
private static Null	INSTANCE The only instance.

Constructor Summary

Constructors

Modifier	Constructor and Description
private	Null() Hidden to prevent multiple instances.

Method Summary

Methods

Modifier and Type	Method and Description
static Null	getInstance() Getter to obtain the instance.

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

private static final Null INSTANCE

The only instance.

Constructor Detail

Null

private Null()

Hidden to prevent multiple instances.

Method Detail

getInstance

public static Null getInstance()

Getter to obtain the instance.

Returns:

always same instance