Package org.apache.dubbo.common.utils

Class CollectionUtils.SafeConcurrentHashMap<K,V>

java.lang.Object

java.util.AbstractMap<K,V>

java.util.concurrent.ConcurrentHashMap<K,V>

org.apache.dubbo.common.utils.CollectionUtils.SafeConcurrentHashMap<K,V>

All Implemented Interfaces:

Serializable, ConcurrentMap<K,V>, Map<K,V>

Enclosing class:

CollectionUtils

public static class CollectionUtils.SafeConcurrentHashMap<K,V>
extends ConcurrentHashMap<K,V>

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class java.util.concurrent.ConcurrentHashMap

ConcurrentHashMap.KeySetView<K,V>

Nested classes/interfaces inherited from class java.util.AbstractMap

AbstractMap.SimpleEntry<K,V>, AbstractMap.SimpleImmutableEntry<K,V>

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

Map.Entry<K,V>

Constructor Summary

Constructors

Constructor	Description
SafeConcurrentHashMap()
SafeConcurrentHashMap(int initialCapacity)
SafeConcurrentHashMap(Map<? extends K,? extends V> m)

Method Summary

Modifier and Type	Method	Description
V	computeIfAbsent(K key, Function<? super K,? extends V> mappingFunction)

Methods inherited from class java.util.concurrent.ConcurrentHashMap

clear, compute, computeIfPresent, contains, containsKey, containsValue, elements, entrySet, equals, forEach, forEach, forEach, forEachEntry, forEachEntry, forEachKey, forEachKey, forEachValue, forEachValue, get, getOrDefault, hashCode, isEmpty, keys, keySet, keySet, mappingCount, merge, newKeySet, newKeySet, put, putAll, putIfAbsent, reduce, reduceEntries, reduceEntries, reduceEntriesToDouble, reduceEntriesToInt, reduceEntriesToLong, reduceKeys, reduceKeys, reduceKeysToDouble, reduceKeysToInt, reduceKeysToLong, reduceToDouble, reduceToInt, reduceToLong, reduceValues, reduceValues, reduceValuesToDouble, reduceValuesToInt, reduceValuesToLong, remove, remove, replace, replace, replaceAll, search, searchEntries, searchKeys, searchValues, size, toString, values

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Details

SafeConcurrentHashMap

public SafeConcurrentHashMap()

SafeConcurrentHashMap

public SafeConcurrentHashMap(int initialCapacity)

SafeConcurrentHashMap

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

Method Details

computeIfAbsent

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

Specified by:

computeIfAbsent in interface ConcurrentMap<K,V>

Specified by:

computeIfAbsent in interface Map<K,V>

Overrides:

computeIfAbsent in class ConcurrentHashMap<K,V>