| /* |
| * 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.io.DataInput; |
| import java.io.DataOutput; |
| import java.io.IOException; |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| import org.apache.geode.DataSerializer; |
| import org.apache.geode.distributed.internal.ClusterDistributionManager; |
| import org.apache.geode.distributed.internal.DistributionManager; |
| import org.apache.geode.distributed.internal.HighPriorityDistributionMessage; |
| import org.apache.geode.distributed.internal.membership.InternalDistributedMember; |
| import org.apache.geode.internal.serialization.DeserializationContext; |
| import org.apache.geode.internal.serialization.SerializationContext; |
| import org.apache.geode.internal.serialization.Version; |
| |
| public class ExpireDisconnectedClientTransactionsMessage |
| extends HighPriorityDistributionMessage { |
| Set<TXId> txIds; |
| |
| /** for deserialization */ |
| public ExpireDisconnectedClientTransactionsMessage() {} |
| |
| // only send to geode 1.7.0 and later servers |
| // for prior geode 1.7.0 servers, message won't be sent |
| // assuming these servers will be rolled to new version soon. |
| static void send(DistributionManager dm, Set<InternalDistributedMember> recipients, |
| Set<TXId> txIds) { |
| ExpireDisconnectedClientTransactionsMessage msg = |
| new ExpireDisconnectedClientTransactionsMessage(); |
| msg.txIds = txIds; |
| Set newVersionRecipients = new HashSet(); |
| for (InternalDistributedMember recipient : recipients) { |
| // to geode 1.7.0 and later version servers |
| if (recipient.getVersionObject().compareTo(Version.GEODE_1_7_0) >= 0) { |
| newVersionRecipients.add(recipient); |
| } |
| } |
| msg.setRecipients(newVersionRecipients); |
| dm.putOutgoing(msg); |
| } |
| |
| @Override |
| public void toData(DataOutput out, |
| SerializationContext context) throws IOException { |
| DataSerializer.writeHashSet((HashSet<TXId>) this.txIds, out); |
| } |
| |
| @Override |
| public void fromData(DataInput in, |
| DeserializationContext context) throws IOException, ClassNotFoundException { |
| this.txIds = DataSerializer.readHashSet(in); |
| } |
| |
| @Override |
| public int getDSFID() { |
| return EXPIRE_CLIENT_TRANSACTIONS; |
| } |
| |
| @Override |
| protected void process(ClusterDistributionManager dm) { |
| InternalCache cache = dm.getCache(); |
| InternalDistributedMember sender = getSender(); |
| if (cache != null) { |
| TXManagerImpl mgr = cache.getTXMgr(); |
| if (sender.getVersionObject().compareTo(Version.GEODE_1_7_0) >= 0) { |
| // schedule to expire disconnected client transaction. |
| mgr.expireDisconnectedClientTransactions(this.txIds, false); |
| } else { |
| // check if transaction has been updated before remove it |
| mgr.removeExpiredClientTransactions(this.txIds); |
| } |
| } |
| } |
| } |