Package org.wildfly.clustering.server.util

Interface MapEntry<K,V>

Type Parameters:

K - key type

V - value type

All Superinterfaces:

Map.Entry<K,V>

public interface MapEntry<K,V>
extends Map.Entry<K,V>

An immutable map entry. This implementation differs from Map.entry(Object, Object) in the following ways:

• Supports null key or value
• Supports mapping operation

Author:

Paul Ferraro

Method Summary

Modifier and Type	Method	Description
<KK, VV> MapEntry<KK,VV>	map(Function<K,KK> keyMapper, Function<V,VV> valueMapper)	Returns a new map entry whose key/value are generated by applying the specified mapping functions.
static <K, V> MapEntry<K,V>	of(K key, V value)	Returns a new immutable map entry from the specified key and value.
default V	setValue(V value)

Methods inherited from interface java.util.Map.Entry

equals, getKey, getValue, hashCode

Method Details

map

<KK,
VV> MapEntry<KK,VV> map(Function<K,KK> keyMapper,
 Function<V,VV> valueMapper)

Returns a new map entry whose key/value are generated by applying the specified mapping functions.

Type Parameters:

KK - the mapped key type

VV - the mapped value type

Parameters:

keyMapper - a key mapper

valueMapper - a value mapper

Returns:

a new map entry

setValue

default V setValue(V value)

Specified by:

setValue in interface Map.Entry<K,V>

of

static <K,
V> MapEntry<K,V> of(K key,
 V value)

Returns a new immutable map entry from the specified key and value.

Type Parameters:

K - the key type

V - the value type

Parameters:

key - the map entry key

value - the map entry value

Returns:

a new map entry