hadoop AssignedDevice 源码
haddop AssignedDevice 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/containermanager/resourceplugin/deviceframework/AssignedDevice.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
* <p>
* http://www.apache.org/licenses/LICENSE-2.0
* <p>
* 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.containermanager.resourceplugin.deviceframework;
import org.apache.hadoop.yarn.api.records.ContainerId;
import org.apache.hadoop.yarn.server.nodemanager.api.deviceplugin.Device;
import java.io.Serializable;
import java.util.Objects;
/**
* Device wrapper class used for NM REST API.
* */
public class AssignedDevice implements Serializable, Comparable {
private static final long serialVersionUID = -544285507952217366L;
private Device device;
private String containerId;
public AssignedDevice(ContainerId cId, Device dev) {
this.device = dev;
this.containerId = cId.toString();
}
public Device getDevice() {
return device;
}
public String getContainerId() {
return containerId;
}
@Override
public int compareTo(Object o) {
if (!(o instanceof AssignedDevice)) {
return -1;
}
AssignedDevice other = (AssignedDevice) o;
int result = getDevice().compareTo(other.getDevice());
if (0 != result) {
return result;
}
return getContainerId().compareTo(other.getContainerId());
}
@Override
public boolean equals(Object o) {
if (!(o instanceof AssignedDevice)) {
return false;
}
AssignedDevice other = (AssignedDevice) o;
return getDevice().equals(other.getDevice())
&& getContainerId().equals(other.getContainerId());
}
@Override
public int hashCode() {
return Objects.hash(getDevice(), getContainerId());
}
}
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