cn.watsontech.core.web.spring.util

接口 MultiValueMap<K,V>

所有超级接口:

Map<K,List<V>>

public interface MultiValueMap<K,V>
extends Map<K,List<V>>

Extension of the Map interface that stores multiple values.

从以下版本开始:

3.0

作者:

Arjen Poutsma

嵌套类概要

从接口继承的嵌套类/接口 java.util.Map

Map.Entry<K,V>

方法概要

限定符和类型	方法和说明
void	add(K key, V value) Add the given single value to the current list of values for the given key.
V	getFirst(K key) Return the first value for the given key.
void	set(K key, V value) Set the given single value under the given key.
void	setAll(Map<K,V> values) Set the given values under.
Map<K,V>	toSingleValueMap() Returns the first values contained in this MultiValueMap.

从接口继承的方法 java.util.Map

clear, compute, computeIfAbsent, computeIfPresent, containsKey, containsValue, entrySet, equals, forEach, get, getOrDefault, hashCode, isEmpty, keySet, merge, put, putAll, putIfAbsent, remove, remove, replace, replace, replaceAll, size, values

方法详细资料

getFirst

V getFirst(K key)

Return the first value for the given key.

参数:

key - the key

返回:

the first value for the specified key, or null

add

void add(K key,
         V value)

Add the given single value to the current list of values for the given key.

参数:

key - the key

value - the value to be added

set

void set(K key,
         V value)

Set the given single value under the given key.

参数:

key - the key

value - the value to set

setAll

void setAll(Map<K,V> values)

Set the given values under.

参数:

values - the values.

toSingleValueMap

Map<K,V> toSingleValueMap()

Returns the first values contained in this MultiValueMap.

返回:

a single value representation of this map