hadoop AppInfo 源码
haddop AppInfo 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/webapp/dao/AppInfo.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.webapp.dao;
import java.util.ArrayList;
import java.util.Map;
import javax.xml.bind.annotation.XmlAccessType;
import javax.xml.bind.annotation.XmlAccessorType;
import javax.xml.bind.annotation.XmlRootElement;
import org.apache.hadoop.yarn.api.records.ContainerId;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.application.Application;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.container.Container;
@XmlRootElement(name = "app")
@XmlAccessorType(XmlAccessType.FIELD)
public class AppInfo {
protected String id;
protected String state;
protected String user;
protected ArrayList<String> containerids;
public AppInfo() {
} // JAXB needs this
public AppInfo(final Application app) {
this.id = app.getAppId().toString();
this.state = app.getApplicationState().toString();
this.user = app.getUser();
this.containerids = new ArrayList<String>();
Map<ContainerId, Container> appContainers = app.getContainers();
for (ContainerId containerId : appContainers.keySet()) {
String containerIdStr = containerId.toString();
containerids.add(containerIdStr);
}
}
public String getId() {
return this.id;
}
public String getUser() {
return this.user;
}
public String getState() {
return this.state;
}
public ArrayList<String> getContainers() {
return this.containerids;
}
}
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