com.hazelcast.core.EntryListener Maven / Gradle / Ivy
/*
* Copyright (c) 2008-2013, Hazelcast, Inc. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.hazelcast.core;
import java.util.EventListener;
/**
* Map Entry listener to get notified when a map entry
* is added, removed, updated or evicted. Events will fire as a result
* of operations carried out via the {@link com.hazelcast.core.IMap} interface. Events will not fire, for example,
* for an entry that comes into the Map via the {@link MapLoader} lifecycle.
*
* @param key of the map entry
* @param value of the map entry.
* @see com.hazelcast.core.IMap#addEntryListener(EntryListener, boolean)
*/
public interface EntryListener extends EventListener {
/**
* Invoked when an entry is added.
*
* @param event entry event
*/
void entryAdded(EntryEvent event);
/**
* Invoked when an entry is removed.
*
* @param event entry event
*/
void entryRemoved(EntryEvent event);
/**
* Invoked when an entry is updated.
*
* @param event entry event
*/
void entryUpdated(EntryEvent event);
/**
* Invoked when an entry is evicted.
*
* @param event entry event
*/
void entryEvicted(EntryEvent event);
/**
* Invoked when all entries evicted by {@link IMap#evictAll()}.
*
* @param event map event
*/
void mapEvicted(MapEvent event);
/**
* Invoked when all entries are removed by {@link IMap#clear()}.}
*/
void mapCleared(MapEvent event);
}