Package dev.prozilla.pine.common.util

Class MultiValueMap<K,V>

java.lang.Object

java.util.AbstractMap<K,List<V>>

java.util.HashMap<K,List<V>>

dev.prozilla.pine.common.util.MultiValueMap<K,V>

Type Parameters:

K - The type of keys in this map

V - The type of values in this map

All Implemented Interfaces:

Serializable, Cloneable, Map<K,List<V>>

public class MultiValueMap<K,V>
extends HashMap<K,List<V>>

Implementation of a hash map which supports multiple values per key.

See Also:

• Serialized Form

Nested Class Summary

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
MultiValueMap()

Method Summary

Modifier and Type	Method	Description
List<V>	add(K key, V value)
List<V>	addAll(K key, Collection<? extends V> newValues)
List<V>	flatValues()
V	get(K key, int index)
V	getFirst(K key)
V	getLast(K key)
V	removeValue(K key, V value)
List<V>	set(K key)
List<V>	set(K key, Collection<? extends V> values)
List<V>	set(K key, V value)
List<V>	setIfAbsent(K key, V value)
int	valueSize(K key)

Methods inherited from class java.util.HashMap

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

Methods inherited from class java.util.AbstractMap

equals, hashCode, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Map

equals, hashCode

Constructor Details

MultiValueMap

public MultiValueMap()

Method Details

getFirst

public V getFirst(K key)

getLast

public V getLast(K key)

get

public V get(K key,
 int index)

add

public List<V> add(K key,
 V value)

addAll

public List<V> addAll(K key,
 Collection<? extends V> newValues)

removeValue

public V removeValue(K key,
 V value)

set

public List<V> set(K key)

set

public List<V> set(K key,
 V value)

set

public List<V> set(K key,
 Collection<? extends V> values)

setIfAbsent

public List<V> setIfAbsent(K key,
 V value)

flatValues

public List<V> flatValues()

valueSize

public int valueSize(K key)
              throws IllegalArgumentException

Throws:

IllegalArgumentException