org.apache.flink.runtime.jobmaster

Interface JobManagerRunner

All Superinterfaces:

AutoCloseable, org.apache.flink.util.AutoCloseableAsync

All Known Implementing Classes:

JobManagerRunnerImpl

public interface JobManagerRunner
extends org.apache.flink.util.AutoCloseableAsync

Interface for a runner which executes a JobMaster.

Method Summary

Modifier and Type	Method and Description
org.apache.flink.api.common.JobID	getJobID() Get the job id of the executed job.
CompletableFuture<JobMasterGateway>	getJobMasterGateway() Get the JobMasterGateway of the JobMaster.
CompletableFuture<ArchivedExecutionGraph>	getResultFuture() Get the result future of this runner.
void	start() Start the execution of the JobMaster.

Methods inherited from interface org.apache.flink.util.AutoCloseableAsync

close, closeAsync

Method Detail

start

void start()
    throws Exception

Start the execution of the JobMaster.

Throws:

Exception - if the JobMaster cannot be started

getJobMasterGateway

CompletableFuture<JobMasterGateway> getJobMasterGateway()

Get the JobMasterGateway of the JobMaster. The future is only completed if the JobMaster becomes leader.

Returns:

Future with the JobMasterGateway once the underlying JobMaster becomes leader

getResultFuture

CompletableFuture<ArchivedExecutionGraph> getResultFuture()

Get the result future of this runner. The future is completed once the executed job reaches a globally terminal state.

Returns:

Future which is completed with the job result

getJobID

org.apache.flink.api.common.JobID getJobID()

Get the job id of the executed job.

Returns:

job id of the executed job