Package org.apache.commons.collections.iterators

Class EmptyIterator

java.lang.Object

org.apache.commons.collections.iterators.EmptyIterator

All Implemented Interfaces:

Iterator, ResettableIterator

@Deprecated(since="2021-04-30")
public class EmptyIterator
extends Object
implements ResettableIterator

Deprecated.

Apache Commons Collections version 3.x is being deprecated from AEMaaCS. The upgraded version 4.4 of Commons Collections is already included as replacement. Customers are advised to upgrade to this version of the library. Please note: the package name was changed to org.apache.commons.collections4. Further note that there are AEM APIs currently exposing the old collections classes; these will be updated in upcoming releases.

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

Field Summary

Fields

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

Method Summary

Modifier and Type	Method	Description
void	add(Object obj)	Deprecated.
Object	getKey()	Deprecated.
Object	getValue()	Deprecated.
boolean	hasNext()	Deprecated.
boolean	hasPrevious()	Deprecated.
Object	next()	Deprecated.
int	nextIndex()	Deprecated.
Object	previous()	Deprecated.
int	previousIndex()	Deprecated.
void	remove()	Deprecated.
void	reset()	Deprecated.
void	set(Object obj)	Deprecated.
Object	setValue(Object value)	Deprecated.

Methods inherited from class java.lang.Object

equals, 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

Deprecated.

Singleton instance of the iterator.

Since:

Commons Collections 3.1

INSTANCE

public static final Iterator INSTANCE

Deprecated.

Singleton instance of the iterator.

Since:

Commons Collections 2.1.1 and 3.1

Method Details

hasNext

public boolean hasNext()

Deprecated.

next

public Object next()

Deprecated.

hasPrevious

public boolean hasPrevious()

Deprecated.

previous

public Object previous()

Deprecated.

nextIndex

public int nextIndex()

Deprecated.

previousIndex

public int previousIndex()

Deprecated.

add

public void add(Object obj)

Deprecated.

set

public void set(Object obj)

Deprecated.

remove

public void remove()

Deprecated.

getKey

public Object getKey()

Deprecated.

getValue

public Object getValue()

Deprecated.

setValue

public Object setValue(Object value)

Deprecated.

reset

public void reset()

Deprecated.