Package eu.bandm.tools.util.java

Class Objects

java.lang.Object

eu.bandm.tools.util.java.Objects

public class Objects
extends Object

Library of constants and operations for working with object references.

See Also:

• Objects

Method Summary

Modifier and Type	Method	Description
static <D, E> E	ifNullElse(D input, Supplier<E> nullCase, Function<D,E> notNull)	Computes a value from an argument depending on whether it is null.

Methods inherited from class java.lang.Object

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

Method Details

ifNullElse

public static <D,
E> E ifNullElse(@Opt
 D input,
 Supplier<E> nullCase,
 Function<D,E> notNull)

Computes a value from an argument depending on whether it is null.

Type Parameters:

D - the type of the argument

E - the type of the result

Parameters:

input - the argument, maybe null

nullCase - a function to compute the result if the argument is null

notNull - a function to compute the result if the argument is non-null

Returns:

the result computed either way