io.atomix.core.map

Class MapEvent<K,V>

java.lang.Object

io.atomix.utils.event.AbstractEvent<MapEvent.Type,K>

io.atomix.core.map.MapEvent<K,V>

Type Parameters:

K - key type

V - value type

All Implemented Interfaces:

Event<MapEvent.Type,K>

public class MapEvent<K,V>
extends AbstractEvent<MapEvent.Type,K>

Representation of a ConsistentMap update notification.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	MapEvent.Type MapEvent type.

Constructor Summary

Constructors

Constructor and Description
MapEvent(MapEvent.Type type, K key, V currentValue, V previousValue) Creates a new event object.

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
int	hashCode()
K	key() Returns the key this event concerns.
V	newValue() Returns the new value in the map associated with the key.
V	oldValue() Returns the value associated with the key, before it was updated.
String	toString()

Methods inherited from class io.atomix.utils.event.AbstractEvent

subject, time, type

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

MapEvent

public MapEvent(MapEvent.Type type,
                K key,
                V currentValue,
                V previousValue)

Creates a new event object.

Parameters:

type - event type

key - key the event concerns

currentValue - new value key is mapped to

previousValue - value that was replaced

Method Detail

key

public K key()

Returns the key this event concerns.

Returns:

the key

newValue

public V newValue()

Returns the new value in the map associated with the key. If AbstractEvent.type() returns REMOVE, this method will return null.

Returns:

the new value for key

oldValue

public V oldValue()

Returns the value associated with the key, before it was updated.

Returns:

previous value in map for the key

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class AbstractEvent<MapEvent.Type,K>