001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package org.apache.hadoop.hbase.replication.regionserver;
019
020import org.apache.hadoop.hbase.ServerName;
021import org.apache.hadoop.hbase.executor.EventType;
022import org.apache.hadoop.hbase.procedure2.BaseRSProcedureCallable;
023import org.apache.hadoop.hbase.replication.ReplicationQueueId;
024import org.apache.yetus.audience.InterfaceAudience;
025
026import org.apache.hbase.thirdparty.com.google.protobuf.InvalidProtocolBufferException;
027
028import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;
029import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.ClaimReplicationQueueRemoteParameter;
030
031@InterfaceAudience.Private
032public class ClaimReplicationQueueCallable extends BaseRSProcedureCallable {
033
034  private ReplicationQueueId queueId;
035
036  @Override
037  public EventType getEventType() {
038    return EventType.RS_CLAIM_REPLICATION_QUEUE;
039  }
040
041  @Override
042  protected void doCall() throws Exception {
043    PeerProcedureHandler handler = rs.getReplicationSourceService().getPeerProcedureHandler();
044    handler.claimReplicationQueue(queueId);
045  }
046
047  @Override
048  protected void initParameter(byte[] parameter) throws InvalidProtocolBufferException {
049    ClaimReplicationQueueRemoteParameter param =
050      ClaimReplicationQueueRemoteParameter.parseFrom(parameter);
051    ServerName crashedServer = ProtobufUtil.toServerName(param.getCrashedServer());
052    String queue = param.getQueue();
053    if (param.hasSourceServer()) {
054      ServerName sourceServer = ProtobufUtil.toServerName(param.getSourceServer());
055      queueId = new ReplicationQueueId(crashedServer, queue, sourceServer);
056    } else {
057      queueId = new ReplicationQueueId(crashedServer, queue);
058    }
059  }
060}