/**
* 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.recovery.records;
import java.nio.ByteBuffer;
import org.apache.hadoop.classification.InterfaceAudience.Public;
import org.apache.hadoop.classification.InterfaceStability.Unstable;
import org.apache.hadoop.yarn.api.records.ApplicationAttemptId;
import org.apache.hadoop.yarn.api.records.Container;
/*
* Contains the state data that needs to be persisted for an ApplicationAttempt
*/
@Public
@Unstable
public interface ApplicationAttemptStateData {
/**
* The ApplicationAttemptId for the application attempt
* @return ApplicationAttemptId for the application attempt
*/
@Public
@Unstable
public ApplicationAttemptId getAttemptId();
public void setAttemptId(ApplicationAttemptId attemptId);
/*
* The master container running the application attempt
* @return Container that hosts the attempt
*/
@Public
@Unstable
public Container getMasterContainer();
public void setMasterContainer(Container container);
/**
* The application attempt tokens that belong to this attempt
* @return The application attempt tokens that belong to this attempt
*/
@Public
@Unstable
public ByteBuffer getAppAttemptTokens();
public void setAppAttemptTokens(ByteBuffer attemptTokens);
}