| /* |
| * 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.EntryNotFoundException; |
| import org.apache.geode.distributed.internal.ClusterDistributionManager; |
| import org.apache.geode.distributed.internal.ConflationKey; |
| import org.apache.geode.distributed.internal.DirectReplyProcessor; |
| import org.apache.geode.internal.cache.tier.sockets.ClientProxyMembershipID; |
| 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; |
| |
| /** |
| * Handles distribution messaging for invalidating an entry in a region. |
| * |
| * |
| */ |
| public class InvalidateOperation extends DistributedCacheOperation { |
| private static final Logger logger = LogService.getLogger(); |
| |
| /** Creates a new instance of InvalidateOperation */ |
| public InvalidateOperation(EntryEventImpl event) { |
| super(event); |
| } |
| |
| @Override |
| protected CacheOperationMessage createMessage() { |
| if (this.event.hasClientOrigin()) { |
| InvalidateWithContextMessage msgwithContxt = new InvalidateWithContextMessage(); |
| msgwithContxt.context = ((EntryEventImpl) this.event).getContext(); |
| return msgwithContxt; |
| } else { |
| return new InvalidateMessage(); |
| } |
| } |
| |
| @Override |
| protected void initMessage(CacheOperationMessage msg, DirectReplyProcessor processor) { |
| super.initMessage(msg, processor); |
| InvalidateMessage imsg = (InvalidateMessage) msg; |
| EntryEventImpl eei = (EntryEventImpl) this.event; |
| imsg.key = eei.getKey(); |
| imsg.eventId = eei.getEventId(); |
| } |
| |
| public static class InvalidateMessage extends CacheOperationMessage { |
| protected Object key; |
| protected EventID eventId = null; |
| |
| @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("InvalidateMessage.operationOnRegion; key={}", ev.getKey()); |
| } |
| |
| // if this is a mirrored region and we're still initializing, or |
| // concurrency conflict detection is enabled (requiring version # |
| // retention) then force new entry creation |
| boolean forceNewEntry = rgn.getDataPolicy().withReplication() |
| && (!rgn.isInitialized() || rgn.getConcurrencyChecksEnabled()); |
| boolean invokeCallbacks = rgn.isInitialized(); |
| rgn.basicInvalidate(ev, invokeCallbacks, forceNewEntry); |
| } |
| this.appliedOperation = true; |
| return true; |
| } catch (ConcurrentCacheModificationException e) { |
| dispatchElidedEvent(rgn, ev); |
| return true; // concurrent modification problems are not reported to senders |
| } |
| } |
| |
| @Override |
| @Retained |
| protected InternalCacheEvent createEvent(DistributedRegion rgn) throws EntryNotFoundException { |
| @Retained |
| EntryEventImpl ev = EntryEventImpl.create(rgn, getOperation(), this.key, null, |
| this.callbackArg, true, getSender()); |
| ev.setEventId(this.eventId); |
| setOldValueInEvent(ev); |
| ev.setVersionTag(this.versionTag); |
| if (this.filterRouting != null) { |
| ev.setLocalFilterInfo(this.filterRouting.getFilterInfo(rgn.getMyId())); |
| } |
| ev.setInhibitAllNotifications(this.inhibitAllNotifications); |
| return ev; |
| } |
| |
| @Override |
| protected void appendFields(StringBuilder buff) { |
| super.appendFields(buff); |
| buff.append("; key="); |
| buff.append(this.key); |
| } |
| |
| @Override |
| public int getDSFID() { |
| return INVALIDATE_MESSAGE; |
| } |
| |
| @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); |
| } |
| |
| @Override |
| public void toData(DataOutput out, |
| SerializationContext context) throws IOException { |
| super.toData(out, context); |
| DataSerializer.writeObject(this.eventId, out); |
| DataSerializer.writeObject(this.key, out); |
| } |
| |
| @Override |
| public EventID getEventID() { |
| return this.eventId; |
| } |
| |
| @Override |
| public ConflationKey getConflationKey() { |
| if (!super.regionAllowsConflation || getProcessorId() != 0) { |
| // if the publisher's region attributes do not support conflation |
| // or if it is an ack region |
| // then don't even bother with a conflation key |
| return null; |
| } else { |
| // don't conflate invalidates |
| return new ConflationKey(this.key, super.regionPath, false); |
| } |
| } |
| } |
| |
| public static class InvalidateWithContextMessage extends InvalidateMessage { |
| transient ClientProxyMembershipID context; |
| |
| @Override |
| @Retained |
| protected InternalCacheEvent createEvent(DistributedRegion rgn) throws EntryNotFoundException { |
| EntryEventImpl event = (EntryEventImpl) super.createEvent(rgn); |
| event.setContext(this.context); |
| return event; |
| } |
| |
| @Override |
| protected void appendFields(StringBuilder buff) { |
| super.appendFields(buff); |
| buff.append("; membershipID="); |
| buff.append(this.context == null ? "" : this.context.toString()); |
| } |
| |
| @Override |
| public int getDSFID() { |
| return INVALIDATE_WITH_CONTEXT_MESSAGE; |
| } |
| |
| @Override |
| public void fromData(DataInput in, |
| DeserializationContext context) throws IOException, ClassNotFoundException { |
| super.fromData(in, context); |
| this.context = ClientProxyMembershipID.readCanonicalized(in); |
| } |
| |
| @Override |
| public void toData(DataOutput out, |
| SerializationContext context) throws IOException { |
| super.toData(out, context); |
| DataSerializer.writeObject(this.context, out); |
| } |
| |
| } |
| } |