| /* |
| * 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 org.apache.logging.log4j.Logger; |
| |
| import org.apache.geode.DataSerializer; |
| import org.apache.geode.cache.CacheEvent; |
| import org.apache.geode.cache.CacheWriterException; |
| import org.apache.geode.cache.EntryNotFoundException; |
| import org.apache.geode.cache.TimeoutException; |
| import org.apache.geode.distributed.internal.ClusterDistributionManager; |
| import org.apache.geode.distributed.internal.DirectReplyProcessor; |
| import org.apache.geode.internal.cache.versions.ConcurrentCacheModificationException; |
| import org.apache.geode.internal.offheap.annotations.Retained; |
| import org.apache.geode.internal.serialization.DeserializationContext; |
| import org.apache.geode.internal.serialization.SerializationContext; |
| import org.apache.geode.logging.internal.log4j.api.LogService; |
| |
| /** |
| * This operation updates Version stamp of an entry if entry is available and entry version stamp |
| * has same DSID as in event's version tag. |
| * |
| * |
| */ |
| public class UpdateEntryVersionOperation extends DistributedCacheOperation { |
| private static final Logger logger = LogService.getLogger(); |
| |
| public UpdateEntryVersionOperation(CacheEvent event) { |
| super(event); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.apache.geode.internal.cache.DistributedCacheOperation#createMessage() |
| */ |
| @Override |
| protected CacheOperationMessage createMessage() { |
| return new UpdateEntryVersionMessage(event); |
| } |
| |
| @Override |
| protected void initMessage(CacheOperationMessage msg, DirectReplyProcessor p) { |
| super.initMessage(msg, p); |
| UpdateEntryVersionMessage imsg = (UpdateEntryVersionMessage) msg; |
| EntryEventImpl eei = getEvent(); |
| imsg.key = eei.getKey(); |
| imsg.eventId = eei.getEventId(); |
| imsg.versionTag = eei.getVersionTag(); |
| } |
| |
| public static class UpdateEntryVersionMessage extends CacheOperationMessage { |
| |
| protected Object key; |
| protected EventID eventId = null; |
| protected EntryEventImpl event = null; |
| private Long tailKey = 0L; // Used for Parallel Gateway Senders |
| |
| public UpdateEntryVersionMessage() {} |
| |
| public UpdateEntryVersionMessage(InternalCacheEvent ev) { |
| this.event = (EntryEventImpl) ev; |
| } |
| |
| @Override |
| public int getDSFID() { |
| return UPDATE_ENTRY_VERSION_MESSAGE; |
| } |
| |
| @Override |
| @Retained |
| protected InternalCacheEvent createEvent(DistributedRegion rgn) throws EntryNotFoundException { |
| @Retained |
| EntryEventImpl ev = EntryEventImpl.create(rgn, getOperation(), this.key, null /* newValue */, |
| this.callbackArg /* callbackArg */, true /* originRemote */ , getSender(), |
| false /* generateCallbacks */); |
| ev.setEventId(this.eventId); |
| ev.setVersionTag(this.versionTag); |
| ev.setTailKey(this.tailKey); |
| |
| return ev; |
| } |
| |
| @Override |
| protected void appendFields(StringBuilder buff) { |
| super.appendFields(buff); |
| buff.append("; key="); |
| buff.append(this.key); |
| if (this.eventId != null) { |
| buff.append("; eventId=").append(this.eventId); |
| } |
| } |
| |
| @Override |
| protected boolean operateOnRegion(CacheEvent event, ClusterDistributionManager dm) |
| throws EntryNotFoundException { |
| EntryEventImpl ev = (EntryEventImpl) event; |
| DistributedRegion rgn = (DistributedRegion) ev.getRegion(); |
| |
| try { |
| if (!rgn.isCacheContentProxy()) { |
| if (logger.isTraceEnabled()) { |
| logger.trace("UpdateEntryVersionMessage.operationOnRegion; key={}", ev.getKey()); |
| } |
| |
| if (rgn.getConcurrencyChecksEnabled()) { |
| rgn.basicUpdateEntryVersion(ev); |
| } |
| } |
| |
| this.appliedOperation = true; |
| return true; |
| } catch (ConcurrentCacheModificationException e) { |
| if (logger.isTraceEnabled()) { |
| logger.trace( |
| "UpdateEntryVersionMessage.operationOnRegion; ConcurrentCacheModificationException occurred for key={}", |
| ev.getKey()); |
| } |
| return true; // concurrent modification problems are not reported to senders |
| } catch (CacheWriterException e) { |
| throw new Error("CacheWriter should not be called", e); |
| } catch (TimeoutException e) { |
| throw new Error( |
| "DistributedLock should not be acquired", |
| e); |
| } |
| } |
| |
| @Override |
| public void fromData(DataInput in, |
| DeserializationContext context) throws IOException, ClassNotFoundException { |
| super.fromData(in, context); |
| this.eventId = (EventID) DataSerializer.readObject(in); |
| this.key = DataSerializer.readObject(in); |
| Boolean hasTailKey = DataSerializer.readBoolean(in); |
| if (hasTailKey.booleanValue()) { |
| this.tailKey = DataSerializer.readLong(in); |
| } |
| } |
| |
| @Override |
| public void toData(DataOutput out, |
| SerializationContext context) throws IOException { |
| super.toData(out, context); |
| DataSerializer.writeObject(this.eventId, out); |
| DataSerializer.writeObject(this.key, out); |
| |
| DistributedRegion region = (DistributedRegion) this.event.getRegion(); |
| if (region instanceof BucketRegion) { |
| PartitionedRegion pr = region.getPartitionedRegion(); |
| if (pr.isParallelWanEnabled()) { |
| DataSerializer.writeBoolean(Boolean.TRUE, out); |
| DataSerializer.writeLong(this.event.getTailKey(), out); |
| } else { |
| DataSerializer.writeBoolean(Boolean.FALSE, out); |
| } |
| } else if (((LocalRegion) region).isUsedForSerialGatewaySenderQueue()) { |
| DataSerializer.writeBoolean(Boolean.TRUE, out); |
| DataSerializer.writeLong(this.event.getTailKey(), out); |
| } else { |
| DataSerializer.writeBoolean(Boolean.FALSE, out); |
| } |
| } |
| } |
| } |