hadoop RMAppKillByClientEvent 源码
haddop RMAppKillByClientEvent 代码
文件路径：/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmapp/RMAppKillByClientEvent.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.resourcemanager.rmapp;
import java.net.InetAddress;
import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.yarn.api.records.ApplicationId;
/**
* An event class that is used to help with logging information
* when an application KILL event is needed.
*
*/
public class RMAppKillByClientEvent extends RMAppEvent {
private final UserGroupInformation callerUGI;
private final InetAddress ip;
/**
* constructor to create an event used for logging during user driven kill
* invocations.
*
* @param appId application id
* @param diagnostics message about the kill event
* @param callerUGI caller's user and group information
* @param remoteIP ip address of the caller
*/
public RMAppKillByClientEvent(ApplicationId appId, String diagnostics,
UserGroupInformation callerUGI, InetAddress remoteIP) {
super(appId, RMAppEventType.KILL, diagnostics);
this.callerUGI = callerUGI;
this.ip = remoteIP;
}
/**
* returns the {@link UserGroupInformation} information.
* @return UserGroupInformation
*/
public final UserGroupInformation getCallerUGI() {
return callerUGI;
}
/**
* returns the ip address stored in this event.
* @return remoteIP
*/
public final InetAddress getIp() {
return ip;
}
}
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