net.emaze.dysfunctional.consumers

Class LastElement<E>

java.lang.Object

net.emaze.dysfunctional.consumers.LastElement<E>

Type Parameters:

E - the iterator element type

All Implemented Interfaces:

Delegate<E,Iterator<E>>

public class LastElement<E>
extends Object
implements Delegate<E,Iterator<E>>

A unary delegate consuming an iterator and yielding last element contained in it.

Author:

rferranti

Constructor Summary

Constructors

Constructor and Description
LastElement()

Method Summary

Methods

Modifier and Type	Method and Description
E	perform(Iterator<E> consumable) Consumes the iterator and yields the last element contained in it.

Methods inherited from class java.lang.Object

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

Constructor Detail

LastElement

public LastElement()

Method Detail

perform

public E perform(Iterator<E> consumable)

Consumes the iterator and yields the last element contained in it.

Specified by:

perform in interface Delegate<E,Iterator<E>>

Parameters:

consumable - the iterator to be consumed

Returns:

the last element

Throws:

IllegalArgumentException - if the source iterator is empty