Package io.github.torand.javacommons.functional

Class Optionals

java.lang.Object

io.github.torand.javacommons.functional.Optionals

public final class Optionals
extends Object

General purpose utilities for optionals.

Method Summary

Modifier and Type	Method	Description
static <T, U> U	mapSafely(T value, Function<T,U> mapper)	Executes the specified mapping function on the value if it is not null.

Methods inherited from class java.lang.Object

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

Method Details

mapSafely

public static <T,
U> U mapSafely(T value,
 Function<T,U> mapper)

Executes the specified mapping function on the value if it is not null. Returns null if it is.

Type Parameters:

T - the type to map from.

U - the type to map to.

Parameters:

value - the value to map.

mapper - the mapper function.

Returns:

the mapped value if not null.