org.apache.flink.runtime.scheduler.SchedulerOperations Maven / Gradle / Ivy
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*
* http://www.apache.org/licenses/LICENSE-2.0
*
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package org.apache.flink.runtime.scheduler;
import org.apache.flink.runtime.scheduler.strategy.SchedulingStrategy;
import java.util.List;
/**
* Component which is used by {@link SchedulingStrategy} to commit scheduling decisions.
*/
public interface SchedulerOperations {
/**
* Allocate slots and deploy the vertex when slots are returned.
* Vertices will be deployed only after all of them have been assigned slots.
* The given order will be respected, i.e. tasks with smaller indices will be deployed earlier.
* Only vertices in CREATED state will be accepted. Errors will happen if scheduling Non-CREATED vertices.
*
* @param executionVertexDeploymentOptions The deployment options of tasks to be deployed
*/
void allocateSlotsAndDeploy(List executionVertexDeploymentOptions);
}