Class EmptyMapIterator<K,V>

java.lang.Object

org.apache.commons.collections4.iterators.AbstractEmptyIterator<K>

org.apache.commons.collections4.iterators.AbstractEmptyMapIterator<K,V>

org.apache.commons.collections4.iterators.EmptyMapIterator<K,V>

Type Parameters:

K - the type of keys

V - the type of mapped values

All Implemented Interfaces:

Iterator<K>, MapIterator<K,V>, ResettableIterator<K>

public class EmptyMapIterator<K,V>
extends AbstractEmptyMapIterator<K,V>
implements MapIterator<K,V>, ResettableIterator<K>

Provides an implementation of an empty map iterator.

Since:

3.1

Field Summary

Fields

Modifier and Type	Field	Description
static final MapIterator	INSTANCE	Singleton instance of the iterator.

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	EmptyMapIterator()	Constructor.

Method Summary

Modifier and Type	Method	Description
static <K,V> MapIterator<K,V>	emptyMapIterator()	Get a typed instance of the iterator.

Methods inherited from class AbstractEmptyMapIterator

getKey, getValue, setValue

Methods inherited from class AbstractEmptyIterator

add, hasNext, hasPrevious, next, nextIndex, previous, previousIndex, remove, reset, set

Methods inherited from class Object

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

Methods inherited from interface Iterator

forEachRemaining

Methods inherited from interface MapIterator

getKey, getValue, hasNext, next, remove, setValue

Methods inherited from interface ResettableIterator

reset

Field Details

INSTANCE

public static final MapIterator INSTANCE

Singleton instance of the iterator.

Since:

3.1

Constructor Details

EmptyMapIterator

protected EmptyMapIterator()

Constructor.

Method Details

emptyMapIterator

public static <K,V> MapIterator<K,V> emptyMapIterator()

Get a typed instance of the iterator.

Type Parameters:

K - the key type

V - the value type

Returns:

MapIterator<K, V>