Package org.aoju.bus.core.map

Class CustomKeyMap<K,V>

java.lang.Object

org.aoju.bus.core.map.MapWrapper<K,V>

org.aoju.bus.core.map.TransitionMap<K,V>

org.aoju.bus.core.map.CustomKeyMap<K,V>

Type Parameters:

K - 键类型

V - 值类型

All Implemented Interfaces:

Serializable, Cloneable, Iterable<Map.Entry<K,V>>, Map<K,V>, XWrapper<Map<K,V>>

Direct Known Subclasses:

Dictionary, FuncKeyMap

public abstract class CustomKeyMap<K,V>
extends TransitionMap<K,V>

自定义键的Map,默认HashMap实现

Since:

Java 17+

Author:

Kimi Liu

See Also:

• Serialized Form

Nested Class Summary

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

Map.Entry<K,V>

Field Summary

Fields inherited from class org.aoju.bus.core.map.MapWrapper

DEFAULT_INITIAL_CAPACITY, DEFAULT_LOAD_FACTOR

Constructor Summary

Constructors

Constructor	Description
CustomKeyMap(Map<K,V> map)	构造 通过传入一个Map从而确定Map的类型,子类需创建一个空的Map,而非传入一个已有Map,否则值可能会被修改

Method Summary

Modifier and Type	Method	Description
protected V	customValue(Object value)	自定义值

Methods inherited from class org.aoju.bus.core.map.TransitionMap

compute, computeIfAbsent, computeIfPresent, containsKey, customKey, get, getOrDefault, merge, put, putAll, putIfAbsent, remove, remove, replace, replace

Methods inherited from class org.aoju.bus.core.map.MapWrapper

clear, clone, containsValue, entrySet, equals, forEach, getRaw, hashCode, isEmpty, iterator, keySet, replaceAll, size, toString, values

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Details

CustomKeyMap

public CustomKeyMap(Map<K,V> map)

构造 通过传入一个Map从而确定Map的类型,子类需创建一个空的Map,而非传入一个已有Map,否则值可能会被修改

Parameters:

map - 被包装的Map,必须为空Map，否则自定义key会无效

Method Details

customValue

protected V customValue(Object value)

Description copied from class: TransitionMap

自定义值

Specified by:

customValue in class TransitionMap<K,V>

Parameters:

value - 值

Returns:

自定义值