Package org.apache.commons.collections.iterators

Class EmptyIterator

java.lang.Object

org.apache.commons.collections.iterators.AbstractEmptyIterator

org.apache.commons.collections.iterators.EmptyIterator

All Implemented Interfaces:

Iterator, ResettableIterator

public class EmptyIterator
extends AbstractEmptyIterator
implements ResettableIterator

Provides an implementation of an empty iterator.

This class provides an implementation of an empty iterator. This class provides for binary compatability between Commons Collections 2.1.1 and 3.1 due to issues with IteratorUtils.

Since:

Commons Collections 2.1.1 and 3.1

Version:

$Revision: 646777 $ $Date: 2008-04-10 14:33:15 +0200 (Thu, 10 Apr 2008) $

Field Summary

Fields

Modifier and Type	Field	Description
static final Iterator	INSTANCE	Singleton instance of the iterator.
static final ResettableIterator	RESETTABLE_INSTANCE	Singleton instance of the iterator.

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	EmptyIterator()	Constructor.

Method Summary

Methods inherited from class org.apache.commons.collections.iterators.AbstractEmptyIterator

add, getKey, getValue, hasNext, hasPrevious, next, nextIndex, previous, previousIndex, remove, reset, set, setValue

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, hasNext, next, remove

Methods inherited from interface org.apache.commons.collections.ResettableIterator

reset

Field Details

RESETTABLE_INSTANCE

public static final ResettableIterator RESETTABLE_INSTANCE

Singleton instance of the iterator.

Since:

Commons Collections 3.1

INSTANCE

public static final Iterator INSTANCE

Singleton instance of the iterator.

Since:

Commons Collections 2.1.1 and 3.1

Constructor Details

EmptyIterator

protected EmptyIterator()

Constructor.