hadoop CMgrCompletedContainersEvent 源码
haddop CMgrCompletedContainersEvent 代码
文件路径：/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/CMgrCompletedContainersEvent.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.yarn.server.nodemanager;
import java.util.List;
import org.apache.hadoop.yarn.api.records.ContainerId;
public class CMgrCompletedContainersEvent extends ContainerManagerEvent {
private final List<ContainerId> containerToCleanup;
private final Reason reason;
public CMgrCompletedContainersEvent(List<ContainerId> containersToCleanup,
Reason reason) {
super(ContainerManagerEventType.FINISH_CONTAINERS);
this.containerToCleanup = containersToCleanup;
this.reason = reason;
}
public List<ContainerId> getContainersToCleanup() {
return this.containerToCleanup;
}
public Reason getReason() {
return reason;
}
public enum Reason {
/**
* Container is killed as NodeManager is shutting down
*/
ON_SHUTDOWN,
/**
* Container is killed as the Nodemanager is re-syncing with the
* ResourceManager
*/
ON_NODEMANAGER_RESYNC,
/**
* Container is killed on request by the ResourceManager
*/
BY_RESOURCEMANAGER
}
}
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