hadoop CollectorInfo 源码
haddop CollectorInfo 代码
文件路径：/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/records/CollectorInfo.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.api.records;
import org.apache.hadoop.classification.InterfaceStability.Evolving;
import org.apache.hadoop.classification.InterfaceAudience.Public;
import org.apache.hadoop.yarn.util.Records;
/**
* Collector info containing collector address and collector token passed from
* RM to AM in Allocate Response.
*/
@Public
@Evolving
public abstract class CollectorInfo {
protected static final long DEFAULT_TIMESTAMP_VALUE = -1;
public static CollectorInfo newInstance(String collectorAddr) {
return newInstance(collectorAddr, null);
}
public static CollectorInfo newInstance(String collectorAddr, Token token) {
CollectorInfo amCollectorInfo =
Records.newRecord(CollectorInfo.class);
amCollectorInfo.setCollectorAddr(collectorAddr);
amCollectorInfo.setCollectorToken(token);
return amCollectorInfo;
}
public abstract String getCollectorAddr();
public abstract void setCollectorAddr(String addr);
/**
* Get delegation token for app collector which AM will use to publish
* entities.
* @return the delegation token for app collector.
*/
public abstract Token getCollectorToken();
public abstract void setCollectorToken(Token token);
}
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