hadoop AllocationTagsInfo 源码
haddop AllocationTagsInfo 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/webapp/dao/AllocationTagsInfo.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.webapp.dao;
import org.apache.hadoop.util.StringUtils;
import javax.xml.bind.annotation.XmlAccessType;
import javax.xml.bind.annotation.XmlAccessorType;
import javax.xml.bind.annotation.XmlRootElement;
import java.util.ArrayList;
import java.util.Iterator;
/**
* DAO object to display node allocation tags.
*/
@XmlRootElement(name = "allocationTagsInfo")
@XmlAccessorType(XmlAccessType.FIELD)
public class AllocationTagsInfo {
private ArrayList<AllocationTagInfo> allocationTagInfo;
public AllocationTagsInfo() {
allocationTagInfo = new ArrayList<>();
}
public void addAllocationTag(AllocationTagInfo info) {
allocationTagInfo.add(info);
}
@Override
public String toString() {
StringBuffer sb = new StringBuffer();
Iterator<AllocationTagInfo> it = allocationTagInfo.iterator();
while (it.hasNext()) {
AllocationTagInfo current = it.next();
sb.append(current.toString());
if (it.hasNext()) {
sb.append(StringUtils.COMMA);
}
}
return sb.toString();
}
}
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