com.alee.utils.collection

Class DoubleMap<K,V>

java.lang.Object

com.alee.utils.collection.DoubleMap<K,V>

All Implemented Interfaces:

java.util.Map<K,V>

public class DoubleMap<K,V>
extends java.lang.Object
implements java.util.Map<K,V>

Nested Class Summary

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

java.util.Map.Entry<K,V>

Field Summary

Fields

Modifier and Type	Field and Description
protected java.util.Map<V,K>	keysByValues Keys by values map.
protected java.util.Map<K,V>	valuesByKeys Values by keys map.

Constructor Summary

Constructors

Constructor and Description
DoubleMap()
DoubleMap(int initialCapacity)
DoubleMap(java.util.Map<K,V> map)

Method Summary

Modifier and Type	Method and Description
void	clear()
boolean	containsKey(java.lang.Object key)
boolean	containsValue(java.lang.Object value)
java.util.Set<java.util.Map.Entry<K,V>>	entrySet()
V	get(java.lang.Object key)
K	getKey(V value)
java.util.Map<V,K>	getKeysByValues()
V	getValue(K key)
java.util.Map<K,V>	getValuesByKeys()
boolean	isEmpty()
java.util.Set<K>	keySet()
V	put(K key, V value)
void	putAll(java.util.Map<? extends K,? extends V> m)
V	remove(java.lang.Object key)
V	removeByKey(K key)
K	removeByValue(V value)
int	size()
java.util.Collection<V>	values()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Map

compute, computeIfAbsent, computeIfPresent, equals, forEach, getOrDefault, hashCode, merge, putIfAbsent, remove, replace, replace, replaceAll

Field Detail

valuesByKeys

protected java.util.Map<K,V> valuesByKeys

Values by keys map.

keysByValues

protected java.util.Map<V,K> keysByValues

Keys by values map.

Constructor Detail

DoubleMap

public DoubleMap()

DoubleMap

public DoubleMap(int initialCapacity)

DoubleMap

public DoubleMap(java.util.Map<K,V> map)

Method Detail

getValue

public V getValue(K key)

getKey

public K getKey(V value)

removeByKey

public V removeByKey(K key)

removeByValue

public K removeByValue(V value)

put

public V put(K key,
             V value)

Specified by:

put in interface java.util.Map<K,V>

size

public int size()

Specified by:

size in interface java.util.Map<K,V>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface java.util.Map<K,V>

containsKey

public boolean containsKey(java.lang.Object key)

Specified by:

containsKey in interface java.util.Map<K,V>

containsValue

public boolean containsValue(java.lang.Object value)

Specified by:

containsValue in interface java.util.Map<K,V>

get

public V get(java.lang.Object key)

Specified by:

get in interface java.util.Map<K,V>

remove

public V remove(java.lang.Object key)

Specified by:

remove in interface java.util.Map<K,V>

putAll

public void putAll(java.util.Map<? extends K,? extends V> m)

Specified by:

putAll in interface java.util.Map<K,V>

clear

public void clear()

Specified by:

clear in interface java.util.Map<K,V>

keySet

public java.util.Set<K> keySet()

Specified by:

keySet in interface java.util.Map<K,V>

values

public java.util.Collection<V> values()

Specified by:

values in interface java.util.Map<K,V>

entrySet

public java.util.Set<java.util.Map.Entry<K,V>> entrySet()

Specified by:

entrySet in interface java.util.Map<K,V>

getValuesByKeys

public java.util.Map<K,V> getValuesByKeys()

getKeysByValues

public java.util.Map<V,K> getKeysByValues()