hadoop BPServiceActorAction 源码

  • 2022-10-20
  • 浏览 (271)

haddop BPServiceActorAction 代码

文件路径:/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BPServiceActorAction.java

/**
 * 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.hadoop.hdfs.server.datanode;

import org.apache.hadoop.hdfs.protocolPB.DatanodeProtocolClientSideTranslatorPB;
import org.apache.hadoop.hdfs.server.protocol.DatanodeRegistration;

/**
 * Base class for BPServiceActor class
 * Issued by BPOfferSerivce class to tell BPServiceActor 
 * to take several actions.
 */
public interface BPServiceActorAction {
  public void reportTo(DatanodeProtocolClientSideTranslatorPB bpNamenode,
    DatanodeRegistration bpRegistration) throws BPServiceActorActionException;
}

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