org.ehcache.event

Interface CacheEvent<K,V>

Type Parameters:

K - the key type of the source cache

V - the value type of the source cache

public interface CacheEvent<K,V>

An event resulting from a mutative Cache operation.

Method Summary

Modifier and Type	Method and Description
K	getKey() The key of the mapping affected by this event.
V	getNewValue() The mapped value immediately after the mutative event occurred.
V	getOldValue() The mapped value immediately before the mutative event occurred.
Cache<K,V>	getSource() Deprecated.
EventType	getType() Gets the EventType of this event.

Method Detail

getType

EventType getType()

Gets the EventType of this event.

Returns:

the EventType

getKey

K getKey()

The key of the mapping affected by this event.

Returns:

the key of the mutated mapping

getNewValue

V getNewValue()

The mapped value immediately after the mutative event occurred.

If the mutative event removes the mapping then null is returned.

Returns:

the mapped value after the mutation

getOldValue

V getOldValue()

The mapped value immediately before the mutative event occurred.

If the mutative event created the mapping then null is returned.

Returns:

the mapped value before the mutation

getSource

@Deprecated
Cache<K,V> getSource()

Deprecated.

The source cache for this event

Calling back into the cache to perform operations is not supported. It is only provided as a way to identify the event source.

Returns:

the source cache