/********************************************************************************* * Copyright 2016-present trivago GmbH * * 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.trivago.triava.tcache.event; import javax.cache.event.CacheEntryCreatedListener; import javax.cache.event.CacheEntryExpiredListener; import javax.cache.event.CacheEntryRemovedListener; import javax.cache.event.CacheEntryUpdatedListener; /** * An interface for a manager that forwards the given events to the given listener. * {@link ListenerCacheEventManager} actually only forwards the events. This interface * is here to be able to create decorators that e.g. also log the event, proxy it to * a remote service, or globally filter events. * <p> * Implementation note: At the moment you cannot inject decorators from outside, neither * by code nor by configuration. But this is an option that should be considered. * * @author cesken * * @param <K> The key class * @param <V> The value class */ public interface CacheEventManager<K,V> { void created(CacheEntryCreatedListener<K, V> listener, TCacheEntryEventCollection<K, V> eventColl); void updated(CacheEntryUpdatedListener<K, V> listener, TCacheEntryEventCollection<K, V> eventColl); void removed(CacheEntryRemovedListener<K, V> listener, TCacheEntryEventCollection<K, V> eventColl); void expired(CacheEntryExpiredListener<K, V> listener, TCacheEntryEventCollection<K, V> eventColl); }