| /* |
| * 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.cache.client.internal; |
| |
| import org.apache.logging.log4j.Logger; |
| |
| import org.apache.geode.distributed.internal.membership.InternalDistributedMember; |
| import org.apache.geode.internal.cache.EntryEventImpl; |
| import org.apache.geode.internal.cache.tier.MessageType; |
| import org.apache.geode.internal.cache.tier.sockets.Message; |
| import org.apache.geode.internal.cache.versions.VersionTag; |
| import org.apache.geode.internal.logging.LogService; |
| |
| /** |
| * Does a region invalidate on a server |
| * |
| * @since GemFire 6.6 |
| */ |
| public class InvalidateOp { |
| |
| private static final Logger logger = LogService.getLogger(); |
| |
| public static final int HAS_VERSION_TAG = 0x01; |
| |
| /** |
| * Does a region invalidate on a server using connections from the given pool to communicate with |
| * the server. |
| * |
| * @param pool the pool to use to communicate with the server. |
| * @param region the name of the region to do the entry keySet on |
| */ |
| public static void execute(ExecutablePool pool, String region, EntryEventImpl event) { |
| AbstractOp op = new InvalidateOpImpl(region, event); |
| pool.execute(op); |
| } |
| |
| private InvalidateOp() { |
| // no instances allowed |
| } |
| |
| private static class InvalidateOpImpl extends AbstractOp { |
| private EntryEventImpl event; |
| |
| /** |
| * @throws org.apache.geode.SerializationException if serialization fails |
| */ |
| public InvalidateOpImpl(String region, EntryEventImpl event) { |
| super(MessageType.INVALIDATE, event.getCallbackArgument() != null ? 4 : 3); |
| Object callbackArg = event.getCallbackArgument(); |
| this.event = event; |
| getMessage().addStringPart(region, true); |
| getMessage().addStringOrObjPart(event.getKeyInfo().getKey()); |
| getMessage().addBytesPart(event.getEventId().calcBytes()); |
| if (callbackArg != null) { |
| getMessage().addObjPart(callbackArg); |
| } |
| } |
| |
| @Override |
| protected Object processResponse(Message msg) throws Exception { |
| throw new UnsupportedOperationException(); |
| } |
| |
| |
| @Override |
| protected Object processResponse(Message msg, Connection con) throws Exception { |
| processAck(msg, "invalidate"); |
| boolean isReply = (msg.getMessageType() == MessageType.REPLY); |
| int partIdx = 0; |
| int flags = 0; |
| if (isReply) { |
| flags = msg.getPart(partIdx++).getInt(); |
| if ((flags & HAS_VERSION_TAG) != 0) { |
| VersionTag tag = (VersionTag) msg.getPart(partIdx++).getObject(); |
| // we use the client's ID since we apparently don't track the server's ID in connections |
| tag.replaceNullIDs((InternalDistributedMember) con.getEndpoint().getMemberId()); |
| this.event.setVersionTag(tag); |
| if (logger.isDebugEnabled()) { |
| logger.debug("received Invalidate response with {}", tag); |
| } |
| } else { |
| if (logger.isDebugEnabled()) { |
| logger.debug("received Invalidate response"); |
| } |
| } |
| } |
| return null; |
| } |
| |
| @Override |
| protected boolean isErrorResponse(int msgType) { |
| return msgType == MessageType.INVALIDATE_ERROR; |
| } |
| |
| @Override |
| protected long startAttempt(ConnectionStats stats) { |
| return stats.startInvalidate(); |
| } |
| |
| @Override |
| protected void endSendAttempt(ConnectionStats stats, long start) { |
| stats.endInvalidateSend(start, hasFailed()); |
| } |
| |
| @Override |
| protected void endAttempt(ConnectionStats stats, long start) { |
| stats.endInvalidate(start, hasTimedOut(), hasFailed()); |
| } |
| } |
| } |