it.unimi.dsi.fastutil.objects

Class AbstractReference2LongSortedMap.KeySetIterator<K>

java.lang.Object

it.unimi.dsi.fastutil.objects.AbstractObjectIterator<K>

it.unimi.dsi.fastutil.objects.AbstractObjectBidirectionalIterator<K>

it.unimi.dsi.fastutil.objects.AbstractReference2LongSortedMap.KeySetIterator<K>

All Implemented Interfaces:

BidirectionalIterator<K>, ObjectBidirectionalIterator<K>, ObjectIterator<K>, Iterator<K>

Enclosing class:

AbstractReference2LongSortedMap<K>

protected static class AbstractReference2LongSortedMap.KeySetIterator<K>
extends AbstractObjectBidirectionalIterator<K>

A wrapper exhibiting a map iterator as an iterator on keys.

To provide an iterator on keys, just create an instance of this class using the corresponding iterator on entries.

Field Summary

Fields

Modifier and Type	Field and Description
protected ObjectBidirectionalIterator<Map.Entry<K,Long>>	i

Constructor Summary

Constructors

Constructor and Description
AbstractReference2LongSortedMap.KeySetIterator(ObjectBidirectionalIterator<Map.Entry<K,Long>> i)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	hasNext()
boolean	hasPrevious() Returns whether there is a previous element.
K	next()
K	previous() Returns the previous element from the collection.

Methods inherited from class it.unimi.dsi.fastutil.objects.AbstractObjectBidirectionalIterator

back

Methods inherited from class it.unimi.dsi.fastutil.objects.AbstractObjectIterator

remove, skip

Methods inherited from class java.lang.Object

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

Methods inherited from interface it.unimi.dsi.fastutil.objects.ObjectIterator

skip

Methods inherited from interface java.util.Iterator

remove

Field Detail

i

protected final ObjectBidirectionalIterator<Map.Entry<K,Long>> i

Constructor Detail

AbstractReference2LongSortedMap.KeySetIterator

public AbstractReference2LongSortedMap.KeySetIterator(ObjectBidirectionalIterator<Map.Entry<K,Long>> i)

Method Detail

next

public K next()

previous

public K previous()

Description copied from interface: BidirectionalIterator

Returns the previous element from the collection.

Returns:

the previous element from the collection.

See Also:

ListIterator.previous()

hasNext

public boolean hasNext()

hasPrevious

public boolean hasPrevious()

Description copied from interface: BidirectionalIterator

Returns whether there is a previous element.

Returns:

whether there is a previous element.

See Also:

ListIterator.hasPrevious()