hadoop ContainerReacquisitionContext 源码
haddop ContainerReacquisitionContext 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/executor/ContainerReacquisitionContext.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.executor;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.yarn.api.records.ContainerId;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.container.Container;
/**
* Encapsulates information required for container reacquisition.
*/
@InterfaceAudience.Private
@InterfaceStability.Unstable
public final class ContainerReacquisitionContext {
private final Container container;
private final String user;
private final ContainerId containerId;
public static final class Builder {
private Container container;
private String user;
private ContainerId containerId;
public Builder() {
}
public Builder setContainer(Container container) {
this.container = container;
return this;
}
public Builder setUser(String user) {
this.user = user;
return this;
}
public Builder setContainerId(ContainerId containerId) {
this.containerId = containerId;
return this;
}
public ContainerReacquisitionContext build() {
return new ContainerReacquisitionContext(this);
}
}
private ContainerReacquisitionContext(Builder builder) {
this.container = builder.container;
this.user = builder.user;
this.containerId = builder.containerId;
}
public Container getContainer() {
return this.container;
}
public String getUser() {
return this.user;
}
public ContainerId getContainerId() {
return this.containerId;
}
}
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