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.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>

Direct Known Subclasses:

CamelCaseMap, CaseInsensitiveMap

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

自定义键的Map,默认HashMap实现

Since:

JDK 1.8+

Version:

5.8.2

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 and Description
CustomKeyMap(Map<K,V> m) 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 and Description
boolean	containsKey(Object key)
protected abstract Object	customKey(Object key) 自定义键
V	get(Object key)
V	put(K key, V value)
void	putAll(Map<? extends K,? extends V> m)

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

clear, containsValue, entrySet, getRaw, isEmpty, iterator, keySet, remove, size, 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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Detail

CustomKeyMap

public CustomKeyMap(Map<K,V> m)

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:

m - Map 被包装的Map

Since:

3.1.9

Method Detail

get

public V get(Object key)

Specified by:

get in interface Map<K,V>

Overrides:

get in class MapWrapper<K,V>

put

public V put(K key,
             V value)

Specified by:

put in interface Map<K,V>

Overrides:

put in class MapWrapper<K,V>

putAll

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

Specified by:

putAll in interface Map<K,V>

Overrides:

putAll in class MapWrapper<K,V>

containsKey

public boolean containsKey(Object key)

Specified by:

containsKey in interface Map<K,V>

Overrides:

containsKey in class MapWrapper<K,V>

customKey

protected abstract Object customKey(Object key)

自定义键

Parameters:

key - KEY

Returns:

自定义KEY