org.apache.flink.runtime.jobmanager

接口 JobGraphStore

所有超级接口:

JobGraphWriter

所有已知实现类:

DefaultJobGraphStore, SingleJobJobGraphStore, StandaloneJobGraphStore

public interface JobGraphStore
extends JobGraphWriter

JobGraph instances for recovery.

嵌套类概要

嵌套类

限定符和类型	接口和说明
static interface	JobGraphStore.JobGraphListener A listener for JobGraph instances.

方法概要

限定符和类型	方法和说明
Collection<org.apache.flink.api.common.JobID>	getJobIds() Get all job ids of submitted job graphs to the submitted job graph store.
JobGraph	recoverJobGraph(org.apache.flink.api.common.JobID jobId) Returns the JobGraph with the given JobID or null if no job was registered.
void	start(JobGraphStore.JobGraphListener jobGraphListener) Starts the JobGraphStore service.
void	stop() Stops the JobGraphStore service.

从接口继承的方法 org.apache.flink.runtime.jobmanager.JobGraphWriter

putJobGraph, releaseJobGraph, removeJobGraph

方法详细资料

start

void start(JobGraphStore.JobGraphListener jobGraphListener)
    throws Exception

Starts the JobGraphStore service.

抛出:

Exception

stop

void stop()
   throws Exception

Stops the JobGraphStore service.

抛出:

Exception

recoverJobGraph

@Nullable
JobGraph recoverJobGraph(org.apache.flink.api.common.JobID jobId)
                            throws Exception

Returns the JobGraph with the given JobID or null if no job was registered.

抛出:

Exception

getJobIds

Collection<org.apache.flink.api.common.JobID> getJobIds()
                                                 throws Exception

Get all job ids of submitted job graphs to the submitted job graph store.

返回:

Collection of submitted job ids

抛出:

Exception - if the operation fails