Package org.apache.commons.collections4.bidimap

Class DualTreeBidiMap.ViewMap<K,V>

java.lang.Object

org.apache.commons.collections4.map.AbstractIterableMap<K,V>

org.apache.commons.collections4.map.AbstractMapDecorator<K,V>

org.apache.commons.collections4.map.AbstractSortedMapDecorator<K,V>

org.apache.commons.collections4.bidimap.DualTreeBidiMap.ViewMap<K,V>

Type Parameters:

K - the type of the keys.

V - the type of the values.

All Implemented Interfaces:

Map<K,V>, SortedMap<K,V>, Get<K,V>, IterableGet<K,V>, IterableMap<K,V>, IterableSortedMap<K,V>, OrderedMap<K,V>, Put<K,V>

Enclosing class:

DualTreeBidiMap<K,V>

protected static class DualTreeBidiMap.ViewMap<K,V>
extends AbstractSortedMapDecorator<K,V>

Internal sorted map view.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.commons.collections4.map.AbstractSortedMapDecorator

AbstractSortedMapDecorator.SortedMapIterator<K,V>

Nested classes/interfaces inherited from interface java.util.Map

Map.Entry<K extends Object,V extends Object>

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	ViewMap(DualTreeBidiMap<K,V> bidi, SortedMap<K,V> sm)	Constructs a new instance.

Method Summary

Modifier and Type	Method	Description
void	clear()
boolean	containsValue(Object value)
protected DualTreeBidiMap<K,V>	decorated()	Gets the map being decorated.
SortedMap<K,V>	headMap(K toKey)
K	nextKey(K key)	Gets the next key after the one specified.
K	previousKey(K key)	Gets the previous key before the one specified.
SortedMap<K,V>	subMap(K fromKey, K toKey)
SortedMap<K,V>	tailMap(K fromKey)

Methods inherited from class org.apache.commons.collections4.map.AbstractSortedMapDecorator

comparator, firstKey, lastKey, mapIterator

Methods inherited from class org.apache.commons.collections4.map.AbstractMapDecorator

containsKey, entrySet, equals, get, hashCode, isEmpty, keySet, put, putAll, remove, size, toString, values

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.commons.collections4.Get

containsKey, entrySet, get, isEmpty, keySet, remove, size, values

Methods inherited from interface java.util.Map

compute, computeIfAbsent, computeIfPresent, containsKey, equals, forEach, get, getOrDefault, hashCode, isEmpty, merge, put, putAll, putIfAbsent, remove, remove, replace, replace, replaceAll, size

Methods inherited from interface org.apache.commons.collections4.Put

put, putAll

Methods inherited from interface java.util.SortedMap

entrySet, keySet, values

Constructor Details

ViewMap

protected ViewMap(DualTreeBidiMap<K,V> bidi,
 SortedMap<K,V> sm)

Constructs a new instance.

Parameters:

bidi - the parent bidi map

sm - the subMap sorted map

Method Details

clear

public void clear()

Specified by:

clear in interface Map<K,V>

Specified by:

clear in interface Put<K,V>

Overrides:

clear in class AbstractMapDecorator<K,V>

See Also:

• Map.clear()

containsValue

public boolean containsValue(Object value)

Specified by:

containsValue in interface Get<K,V>

Specified by:

containsValue in interface Map<K,V>

Overrides:

containsValue in class AbstractMapDecorator<K,V>

Parameters:

value - value whose presence in this map is to be tested

Returns:

true if this map maps one or more keys to the specified value

See Also:

• Map.containsValue(Object)

decorated

protected DualTreeBidiMap<K,V> decorated()

Description copied from class: AbstractSortedMapDecorator

Gets the map being decorated.

Overrides:

decorated in class AbstractSortedMapDecorator<K,V>

Returns:

the decorated map

headMap

public SortedMap<K,V> headMap(K toKey)

Specified by:

headMap in interface SortedMap<K,V>

Overrides:

headMap in class AbstractSortedMapDecorator<K,V>

nextKey

public K nextKey(K key)

Description copied from interface: OrderedMap

Gets the next key after the one specified.

Specified by:

nextKey in interface OrderedMap<K,V>

Overrides:

nextKey in class AbstractSortedMapDecorator<K,V>

Parameters:

key - the key to search for next from

Returns:

the next key, null if no match or at end

previousKey

public K previousKey(K key)

Description copied from interface: OrderedMap

Gets the previous key before the one specified.

Specified by:

previousKey in interface OrderedMap<K,V>

Overrides:

previousKey in class AbstractSortedMapDecorator<K,V>

Parameters:

key - the key to search for previous from

Returns:

the previous key, null if no match or at start

subMap

public SortedMap<K,V> subMap(K fromKey,
 K toKey)

Specified by:

subMap in interface SortedMap<K,V>

Overrides:

subMap in class AbstractSortedMapDecorator<K,V>

tailMap

public SortedMap<K,V> tailMap(K fromKey)

Specified by:

tailMap in interface SortedMap<K,V>

Overrides:

tailMap in class AbstractSortedMapDecorator<K,V>