| /* |
| * 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.partitioned; |
| |
| import java.io.DataInput; |
| import java.io.DataOutput; |
| import java.io.IOException; |
| import java.util.Set; |
| |
| import org.apache.logging.log4j.Logger; |
| |
| import org.apache.geode.cache.CacheException; |
| import org.apache.geode.distributed.internal.ClusterDistributionManager; |
| import org.apache.geode.distributed.internal.OperationExecutors; |
| import org.apache.geode.internal.Assert; |
| import org.apache.geode.internal.cache.PartitionedRegion; |
| import org.apache.geode.internal.cache.PartitionedRegionDataStore; |
| import org.apache.geode.internal.logging.log4j.LogMarker; |
| import org.apache.geode.internal.serialization.DeserializationContext; |
| import org.apache.geode.internal.serialization.SerializationContext; |
| import org.apache.geode.logging.internal.log4j.api.LogService; |
| |
| /** |
| * A message sent requesting that an evaluation of buckets be made to determine if one or more needs |
| * to be backed-up in order to satisfy the redundantCopies setting |
| * |
| * @since GemFire 5.0 |
| */ |
| public class BucketBackupMessage extends PartitionMessage { |
| |
| private static final Logger logger = LogService.getLogger(); |
| |
| private int bucketId; |
| |
| /** |
| * Empty constructor provided for {@link org.apache.geode.DataSerializer} |
| */ |
| public BucketBackupMessage() { |
| super(); |
| } |
| |
| private BucketBackupMessage(Set recipients, int regionId, int bucketId) { |
| super(recipients, regionId, null /* no processor */); |
| this.bucketId = bucketId; |
| } |
| |
| /** |
| * Sends a BucketBackupMessage requesting that another VM backup an existing bucket |
| * |
| * @param recipients the member that the contains keys/value message is sent to |
| * @param r the PartitionedRegion that contains the bucket |
| */ |
| public static void send(Set recipients, PartitionedRegion r, int bucketId) { |
| Assert.assertTrue(recipients != null, "BucketBackupMessage NULL sender list"); |
| BucketBackupMessage m = new BucketBackupMessage(recipients, r.getPRId(), bucketId); |
| m.setTransactionDistributed(r.getCache().getTxManager().isDistributed()); |
| r.getDistributionManager().putOutgoing(m); |
| } |
| |
| /** |
| * This message may be sent to nodes before the PartitionedRegion is completely initialized due to |
| * the RegionAdvisor(s) knowing about the existence of a partitioned region at a very early part |
| * of the initialization |
| */ |
| @Override |
| protected boolean failIfRegionMissing() { |
| return false; |
| } |
| |
| @Override |
| protected boolean operateOnPartitionedRegion(ClusterDistributionManager dm, PartitionedRegion pr, |
| long startTime) throws CacheException { |
| |
| // This call has come to an uninitialized region. |
| // This can occur as bucket grab Op is done outside the |
| // d-lock. |
| if (pr == null || !pr.isInitialized()) { |
| return false; |
| } |
| |
| if (logger.isTraceEnabled(LogMarker.DM_VERBOSE)) { |
| logger.trace(LogMarker.DM_VERBOSE, "BucketBackupMessage operateOnRegion: {}", |
| pr.getFullPath()); |
| } |
| PartitionedRegionDataStore ds = pr.getDataStore(); |
| if (ds != null) { |
| pr.getRedundancyProvider().finishIncompleteBucketCreation(bucketId); |
| } else { |
| logger.warn("BucketBackupMessage: data store not configured for this member"); |
| } |
| pr.getPrStats().endPartitionMessagesProcessing(startTime); |
| return false; |
| } |
| |
| @Override |
| public int getProcessorType() { |
| return OperationExecutors.WAITING_POOL_EXECUTOR; |
| } |
| |
| @Override |
| public int getDSFID() { |
| return PR_BUCKET_BACKUP_MESSAGE; |
| } |
| |
| @Override |
| public void fromData(DataInput in, |
| DeserializationContext context) throws IOException, ClassNotFoundException { |
| super.fromData(in, context); |
| bucketId = in.readInt(); |
| } |
| |
| @Override |
| public void toData(DataOutput out, |
| SerializationContext context) throws IOException { |
| super.toData(out, context); |
| out.writeInt(bucketId); |
| } |
| |
| } |