hadoop SubClusterHeartbeatResponse 源码
haddop SubClusterHeartbeatResponse 代码
文件路径：/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/store/records/SubClusterHeartbeatResponse.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.federation.store.records;
import org.apache.hadoop.classification.InterfaceAudience.Private;
import org.apache.hadoop.classification.InterfaceStability.Unstable;
import org.apache.hadoop.yarn.util.Records;
/**
* SubClusterHeartbeatResponse contains the response from the {@code
* FederationMembershipStateStore} to a periodic heartbeat to indicate
* liveliness from a <code>ResourceManager</code> participating in federation.
* Currently response is empty if the operation was successful, if not an
* exception reporting reason for a failure.
* <p>
* NOTE: This can be extended to push down policies in future
*/
@Private
@Unstable
public abstract class SubClusterHeartbeatResponse {
@Private
@Unstable
public static SubClusterHeartbeatResponse newInstance() {
SubClusterHeartbeatResponse response =
Records.newRecord(SubClusterHeartbeatResponse.class);
return response;
}
}
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