1 /** 2 * Copyright 2003-2006 Greg Luck 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package net.sf.ehcache.distribution; 18 19 import net.sf.ehcache.event.CacheEventListener; 20 21 /** 22 * Replicates cache entries to peers of the CacheManager 23 * @author <a href="mailto:gluck@thoughtworks.com">Greg Luck</a> 24 * @version $Id: CacheReplicator.java 52 2006-04-24 14:50:03Z gregluck $ 25 */ 26 public interface CacheReplicator extends CacheEventListener { 27 28 /** 29 * Returns whether update is through copy or invalidate 30 * @return true if update is via copy, else false if invalidate 31 */ 32 boolean isReplicateUpdatesViaCopy(); 33 34 /** 35 * Returns whether the replicator is not active. 36 * @return true if the status is not STATUS_ALIVE 37 */ 38 boolean notAlive(); 39 40 /** 41 * Checks that the replicator is is <code>STATUS_ALIVE</code>. 42 * @return true if the replicator is is <code>STATUS_ALIVE</code>, else false. 43 */ 44 boolean alive(); 45 46 }