Package org.wildfly.naming.client.util

Class FastHashtable<K,V>

java.lang.Object

java.util.Dictionary<K,V>

java.util.Hashtable<K,V>

org.wildfly.naming.client.util.FastHashtable<K,V>

All Implemented Interfaces:

Serializable, Cloneable, Map<K,V>

public class FastHashtable<K,V>
extends Hashtable<K,V>

A hashtable that is implemented in terms of a fast concurrent map instead of a slow synchronized hash table.

Author:

David M. Lloyd

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
FastHashtable()
FastHashtable(int initialCapacity)
FastHashtable(int initialCapacity, float loadFactor)
FastHashtable(Map<? extends K,? extends V> t)

Method Summary

Modifier and Type	Method	Description
void	clear()
FastHashtable<K,V>	clone()
V	compute(K key, BiFunction<? super K,? super V,? extends V> remappingFunction)
V	computeIfAbsent(K key, Function<? super K,? extends V> mappingFunction)
V	computeIfPresent(K key, BiFunction<? super K,? super V,? extends V> remappingFunction)
boolean	contains(Object value)
boolean	containsKey(Object key)
boolean	containsValue(Object value)
Enumeration<V>	elements()
Set<Map.Entry<K,V>>	entrySet()
boolean	equals(Object o)
void	forEach(BiConsumer<? super K,? super V> action)
V	get(Object key)
V	getOrDefault(Object key, V defaultValue)
int	hashCode()
boolean	isEmpty()
Enumeration<K>	keys()
ConcurrentHashMap.KeySetView<K,V>	keySet()
ConcurrentHashMap.KeySetView<K,V>	keySet(V mappedValue)
long	mappingCount()
V	merge(K key, V value, BiFunction<? super V,? super V,? extends V> remappingFunction)
static <K, V> FastHashtable<K,V>	of(Hashtable<K,V> other)
V	put(K key, V value)
void	putAll(Map<? extends K,? extends V> m)
V	putIfAbsent(K key, V value)
protected void	rehash()
V	remove(Object key)
boolean	remove(Object key, Object value)
V	replace(K key, V value)
boolean	replace(K key, V oldValue, V newValue)
void	replaceAll(BiFunction<? super K,? super V,? extends V> function)
int	size()
String	toString()
Collection<V>	values()

Methods inherited from class java.lang.Object

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

Constructor Details

FastHashtable

public FastHashtable(int initialCapacity,
 float loadFactor)

FastHashtable

public FastHashtable(int initialCapacity)

FastHashtable

public FastHashtable()

FastHashtable

public FastHashtable(Map<? extends K,? extends V> t)

Method Details

size

public int size()

Specified by:

size in interface Map<K,V>

Overrides:

size in class Hashtable<K,V>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface Map<K,V>

Overrides:

isEmpty in class Hashtable<K,V>

get

public V get(Object key)

Specified by:

get in interface Map<K,V>

Overrides:

get in class Hashtable<K,V>

containsKey

public boolean containsKey(Object key)

Specified by:

containsKey in interface Map<K,V>

Overrides:

containsKey in class Hashtable<K,V>

containsValue

public boolean containsValue(Object value)

Specified by:

containsValue in interface Map<K,V>

Overrides:

containsValue in class Hashtable<K,V>

put

public V put(K key,
 V value)

Specified by:

put in interface Map<K,V>

Overrides:

put in class Hashtable<K,V>

putAll

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

Specified by:

putAll in interface Map<K,V>

Overrides:

putAll in class Hashtable<K,V>

remove

public V remove(Object key)

Specified by:

remove in interface Map<K,V>

Overrides:

remove in class Hashtable<K,V>

clear

public void clear()

Specified by:

clear in interface Map<K,V>

Overrides:

clear in class Hashtable<K,V>

keySet

public ConcurrentHashMap.KeySetView<K,V> keySet()

Specified by:

keySet in interface Map<K,V>

Overrides:

keySet in class Hashtable<K,V>

values

public Collection<V> values()

Specified by:

values in interface Map<K,V>

Overrides:

values in class Hashtable<K,V>

entrySet

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

Specified by:

entrySet in interface Map<K,V>

Overrides:

entrySet in class Hashtable<K,V>

hashCode

public int hashCode()

Specified by:

hashCode in interface Map<K,V>

Overrides:

hashCode in class Hashtable<K,V>

toString

public String toString()

Overrides:

toString in class Hashtable<K,V>

equals

public boolean equals(Object o)

Specified by:

equals in interface Map<K,V>

Overrides:

equals in class Hashtable<K,V>

putIfAbsent

public V putIfAbsent(K key,
 V value)

Specified by:

putIfAbsent in interface Map<K,V>

Overrides:

putIfAbsent in class Hashtable<K,V>

remove

public boolean remove(Object key,
 Object value)

Specified by:

remove in interface Map<K,V>

Overrides:

remove in class Hashtable<K,V>

replace

public boolean replace(K key,
 V oldValue,
 V newValue)

Specified by:

replace in interface Map<K,V>

Overrides:

replace in class Hashtable<K,V>

replace

public V replace(K key,
 V value)

Specified by:

replace in interface Map<K,V>

Overrides:

replace in class Hashtable<K,V>

getOrDefault

public V getOrDefault(Object key,
 V defaultValue)

Specified by:

getOrDefault in interface Map<K,V>

Overrides:

getOrDefault in class Hashtable<K,V>

forEach

public void forEach(BiConsumer<? super K,? super V> action)

Specified by:

forEach in interface Map<K,V>

Overrides:

forEach in class Hashtable<K,V>

replaceAll

public void replaceAll(BiFunction<? super K,? super V,? extends V> function)

Specified by:

replaceAll in interface Map<K,V>

Overrides:

replaceAll in class Hashtable<K,V>

computeIfAbsent

public V computeIfAbsent(K key,
 Function<? super K,? extends V> mappingFunction)

Specified by:

computeIfAbsent in interface Map<K,V>

Overrides:

computeIfAbsent in class Hashtable<K,V>

computeIfPresent

public V computeIfPresent(K key,
 BiFunction<? super K,? super V,? extends V> remappingFunction)

Specified by:

computeIfPresent in interface Map<K,V>

Overrides:

computeIfPresent in class Hashtable<K,V>

compute

public V compute(K key,
 BiFunction<? super K,? super V,? extends V> remappingFunction)

Specified by:

compute in interface Map<K,V>

Overrides:

compute in class Hashtable<K,V>

merge

public V merge(K key,
 V value,
 BiFunction<? super V,? super V,? extends V> remappingFunction)

Specified by:

merge in interface Map<K,V>

Overrides:

merge in class Hashtable<K,V>

contains

public boolean contains(Object value)

Overrides:

contains in class Hashtable<K,V>

keys

public Enumeration<K> keys()

Overrides:

keys in class Hashtable<K,V>

elements

public Enumeration<V> elements()

Overrides:

elements in class Hashtable<K,V>

clone

public FastHashtable<K,V> clone()

Overrides:

clone in class Hashtable<K,V>

rehash

protected void rehash()

Overrides:

rehash in class Hashtable<K,V>

mappingCount

public long mappingCount()

keySet

public ConcurrentHashMap.KeySetView<K,V> keySet(V mappedValue)

of

public static <K,
V> FastHashtable<K,V> of(Hashtable<K,V> other)