hadoop RMContainerReservedEvent 源码
haddop RMContainerReservedEvent 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/rmcontainer/RMContainerReservedEvent.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.rmcontainer;
import org.apache.hadoop.yarn.api.records.ContainerId;
import org.apache.hadoop.yarn.api.records.NodeId;
import org.apache.hadoop.yarn.api.records.Resource;
import org.apache.hadoop.yarn.server.scheduler.SchedulerRequestKey;
/**
* The event signifying that a container has been reserved.
*
* The event encapsulates information on the amount of reservation
* and the node on which the reservation is in effect.
*/
public class RMContainerReservedEvent extends RMContainerEvent {
private final Resource reservedResource;
private final NodeId reservedNode;
private final SchedulerRequestKey reservedSchedulerKey;
public RMContainerReservedEvent(ContainerId containerId,
Resource reservedResource, NodeId reservedNode,
SchedulerRequestKey reservedSchedulerKey) {
super(containerId, RMContainerEventType.RESERVED);
this.reservedResource = reservedResource;
this.reservedNode = reservedNode;
this.reservedSchedulerKey = reservedSchedulerKey;
}
public Resource getReservedResource() {
return reservedResource;
}
public NodeId getReservedNode() {
return reservedNode;
}
public SchedulerRequestKey getReservedSchedulerKey() {
return reservedSchedulerKey;
}
}
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