org.apache.flink.runtime.rest.handler.legacy

接口 ExecutionGraphCache

所有超级接口:

AutoCloseable, Closeable

所有已知实现类:

DefaultExecutionGraphCache

public interface ExecutionGraphCache
extends Closeable

Cache for ExecutionGraphInfo which are obtained from the Flink cluster. Every cache entry has an associated time to live after which a new request will trigger the reloading of the ExecutionGraphInfo from the cluster.

方法概要

限定符和类型	方法和说明
void	cleanup() Perform the cleanup of out dated cache entries.
void	close() Closes the execution graph cache.
CompletableFuture<ExecutionGraphInfo>	getExecutionGraphInfo(org.apache.flink.api.common.JobID jobId, RestfulGateway restfulGateway) Gets the ExecutionGraphInfo for the given JobID and caches it.
int	size() Gets the number of cache entries.

方法详细资料

size

int size()

Gets the number of cache entries.

getExecutionGraphInfo

CompletableFuture<ExecutionGraphInfo> getExecutionGraphInfo(org.apache.flink.api.common.JobID jobId,
                                                            RestfulGateway restfulGateway)

Gets the ExecutionGraphInfo for the given JobID and caches it. The ExecutionGraphInfo will be requested again after the refresh interval has passed or if the graph could not be retrieved from the given gateway.

参数:

jobId - identifying the ExecutionGraphInfo to get

restfulGateway - to request the ExecutionGraphInfo from

返回:

Future containing the requested ExecutionGraphInfo

cleanup

void cleanup()

Perform the cleanup of out dated cache entries.

close

void close()

Closes the execution graph cache.

指定者:

close 在接口中 AutoCloseable

指定者:

close 在接口中 Closeable