org.jrebirth.af.core.util

Class MultiMap<K,V>

java.lang.Object

org.jrebirth.af.core.util.MultiMap<K,V>

Type Parameters:

K - The object used as a Key

V - The object stored as a value

All Implemented Interfaces:

Map<K,List<V>>

public class MultiMap<K,V>
extends Object
implements Map<K,List<V>>

The class MultiMap.

Author:

Sébastien Bordes

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	MultiMap.Entry<E> The class Entry.

Constructor Summary

Constructors

Constructor and Description
MultiMap()

Method Summary

Modifier and Type	Method and Description
boolean	add(K key, V value) Add a new entry.
void	clear()
boolean	containsKey(Object key)
boolean	containsValue(Object value)
Set<Map.Entry<K,List<V>>>	entrySet()
List<V>	get(Object key)
boolean	isEmpty()
Set<K>	keySet()
List<V>	put(K key, List<V> value)
void	putAll(Map<? extends K,? extends List<V>> m)
List<V>	remove(Object key)
int	size()
Collection<List<V>>	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

Constructor Detail

MultiMap

public MultiMap()

Method Detail

size

public int size()

Specified by:

size in interface Map<K,List<V>>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface Map<K,List<V>>

containsKey

public boolean containsKey(Object key)

Specified by:

containsKey in interface Map<K,List<V>>

containsValue

public boolean containsValue(Object value)

Specified by:

containsValue in interface Map<K,List<V>>

get

public List<V> get(Object key)

Specified by:

get in interface Map<K,List<V>>

add

public boolean add(K key,
                   V value)

Add a new entry.

Parameters:

key - the key of the entry

value - the value of the entry

Returns:

true if the operation has succeeded

put

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

Specified by:

put in interface Map<K,List<V>>

remove

public List<V> remove(Object key)

Specified by:

remove in interface Map<K,List<V>>

clear

public void clear()

Specified by:

clear in interface Map<K,List<V>>

keySet

public Set<K> keySet()

Specified by:

keySet in interface Map<K,List<V>>

values

public Collection<List<V>> values()

Specified by:

values in interface Map<K,List<V>>

entrySet

public Set<Map.Entry<K,List<V>>> entrySet()

Specified by:

entrySet in interface Map<K,List<V>>

putAll

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

Specified by:

putAll in interface Map<K,List<V>>