Package org.dmfs.jems2.optional

Class Zipped<Left,Right,Result>

java.lang.Object

org.dmfs.jems2.optional.Zipped<Left,Right,Result>

All Implemented Interfaces:

Optional<Result>

public final class Zipped<Left,Right,Result>
extends Object
implements Optional<Result>

An Optional which combines two other Optionals with a BiFunction if they are both present and is absent otherwise.

Constructor Summary

Constructors

Constructor	Description
Zipped(Optional<Left> left, Optional<Right> right, BiFunction<? super Left,? super Right,? extends Result> function)

Method Summary

Modifier and Type	Method	Description
boolean	isPresent()	Returns whether the optional value is present.
Result	value()	Returns the optional value.

Methods inherited from class java.lang.Object

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

Constructor Details

Zipped

public Zipped(Optional<Left> left,
 Optional<Right> right,
 BiFunction<? super Left,? super Right,? extends Result> function)

Method Details

isPresent

public boolean isPresent()

Description copied from interface: Optional

Returns whether the optional value is present.

Specified by:

isPresent in interface Optional<Left>

value

public Result value()

Description copied from interface: Optional

Returns the optional value.

Specified by:

value in interface Optional<Left>