Module com.aoapps.collections

Package com.aoapps.collections

Class AoCollections.PeekIterator<E>

java.lang.Object

com.aoapps.collections.AoCollections.PeekIterator<E>

All Implemented Interfaces:

Iterator<E>

Enclosing class:

AoCollections

public static class AoCollections.PeekIterator<E>
extends Object
implements Iterator<E>

Allows peeking the first element of iteration. Does not support remove. Does not support null elements.

Method Summary

Modifier and Type	Method	Description
boolean	hasNext()
E	next()
E	peek()	Gets the next value without removing it.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining, remove

Method Details

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<E>

next

public E next()
       throws NoSuchElementException

Specified by:

next in interface Iterator<E>

Throws:

NoSuchElementException

peek

public E peek()

Gets the next value without removing it.

Throws:

NoSuchElementException - if no next value