org.h2.value

类 NullableKeyConcurrentMap<V>

java.lang.Object

java.util.AbstractMap<K,V>

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

org.h2.value.NullableKeyConcurrentMap<V>

类型参数:

V - the value type

所有已实现的接口:

Serializable, ConcurrentMap<String,V>, Map<String,V>

public class NullableKeyConcurrentMap<V>
extends ConcurrentHashMap<String,V>

A concurrent hash map that allows null keys

另请参阅:

序列化表格

嵌套类概要

从类继承的嵌套类/接口 java.util.concurrent.ConcurrentHashMap

ConcurrentHashMap.KeySetView<K,V>

从类继承的嵌套类/接口 java.util.AbstractMap

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

从接口继承的嵌套类/接口 java.util.Map

Map.Entry<K,V>

构造器概要

构造器

构造器和说明
NullableKeyConcurrentMap()

方法概要

限定符和类型	方法和说明
boolean	containsKey(Object key)
V	get(Object key)
V	put(String key, V value)
V	remove(Object key)

从类继承的方法 java.util.concurrent.ConcurrentHashMap

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

从类继承的方法 java.util.AbstractMap

clone

从类继承的方法 java.lang.Object

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

构造器详细资料

NullableKeyConcurrentMap

public NullableKeyConcurrentMap()

方法详细资料

get

public V get(Object key)

指定者:

get 在接口中 Map<String,V>

覆盖:

get 在类中 ConcurrentHashMap<String,V>

put

public V put(String key,
             V value)

指定者:

put 在接口中 Map<String,V>

覆盖:

put 在类中 ConcurrentHashMap<String,V>

containsKey

public boolean containsKey(Object key)

指定者:

containsKey 在接口中 Map<String,V>

覆盖:

containsKey 在类中 ConcurrentHashMap<String,V>

remove

public V remove(Object key)

指定者:

remove 在接口中 Map<String,V>

覆盖:

remove 在类中 ConcurrentHashMap<String,V>