| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more contributor license |
| * agreements. See the NOTICE file distributed with this work for additional information regarding |
| * copyright ownership. The ASF licenses this file to You 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 org.apache.geode.internal.cache; |
| |
| import java.util.Set; |
| |
| import org.apache.logging.log4j.Logger; |
| |
| import org.apache.geode.distributed.internal.DistributionManager; |
| import org.apache.geode.distributed.internal.DistributionMessage; |
| import org.apache.geode.distributed.internal.ReplyMessage; |
| import org.apache.geode.distributed.internal.ReplyProcessor21; |
| import org.apache.geode.distributed.internal.membership.InternalDistributedMember; |
| import org.apache.geode.internal.logging.log4j.LogMarker; |
| import org.apache.geode.logging.internal.log4j.api.LogService; |
| |
| /** |
| * Processes the replies from a LatestLastAccessTimeMessage. This reply processor only keeps the |
| * largest value returned. It waits for every recipient to respond. |
| * |
| * @since Geode 1.4 |
| */ |
| public class LatestLastAccessTimeReplyProcessor extends ReplyProcessor21 { |
| private static final Logger logger = LogService.getLogger(); |
| |
| private long latestLastAccessTime = 0; |
| |
| public LatestLastAccessTimeReplyProcessor(DistributionManager dm, |
| Set<InternalDistributedMember> recipients) { |
| super(dm, recipients); |
| } |
| |
| @Override |
| public void process(DistributionMessage msg) { |
| try { |
| ReplyMessage reply = (ReplyMessage) msg; |
| long replyTime = (long) reply.getReturnValue(); |
| updateLatestLastAccessTime(replyTime); |
| if (logger.isTraceEnabled(LogMarker.DM_VERBOSE)) { |
| logger.trace(LogMarker.DM_VERBOSE, "LatestLastAccessTimeReplyMessage return value is {}", |
| replyTime); |
| } |
| } finally { |
| super.process(msg); |
| } |
| } |
| |
| private synchronized void updateLatestLastAccessTime(long newTime) { |
| if (newTime > this.latestLastAccessTime) { |
| this.latestLastAccessTime = newTime; |
| } |
| } |
| |
| public synchronized long getLatestLastAccessTime() { |
| return this.latestLastAccessTime; |
| } |
| |
| } |