org.apache.flink.runtime.jobmaster.ExecutionDeploymentReconciler Maven / Gradle / Ivy
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* 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,
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package org.apache.flink.runtime.jobmaster;
import org.apache.flink.runtime.clusterframework.types.ResourceID;
import org.apache.flink.runtime.executiongraph.ExecutionAttemptID;
import org.apache.flink.runtime.taskexecutor.ExecutionDeploymentReport;
import java.util.Map;
/** Component for reconciling the deployment state of executions. */
public interface ExecutionDeploymentReconciler {
/** Factory for {@link ExecutionDeploymentReconciler}. */
interface Factory {
ExecutionDeploymentReconciler create(
ExecutionDeploymentReconciliationHandler reconciliationHandler);
}
/**
* Reconciles the deployment states between all reported/expected executions for the given task
* executor.
*
* @param taskExecutorHost hosting task executor
* @param executionDeploymentReport task executor report for deployed executions
* @param expectedDeployedExecutionIds map of expected executions and their current deployment
* status
*/
void reconcileExecutionDeployments(
ResourceID taskExecutorHost,
ExecutionDeploymentReport executionDeploymentReport,
Map expectedDeployedExecutionIds);
}