org.apache.flink.runtime.rest.handler.job

Class SubtaskCurrentAttemptDetailsHandler

java.lang.Object

org.apache.flink.shaded.netty4.io.netty.channel.ChannelHandlerAdapter

org.apache.flink.shaded.netty4.io.netty.channel.ChannelInboundHandlerAdapter

org.apache.flink.shaded.netty4.io.netty.channel.SimpleChannelInboundHandler<RoutedRequest>

org.apache.flink.runtime.rest.handler.RedirectHandler<T>

org.apache.flink.runtime.rest.handler.AbstractHandler<T,R,M>

org.apache.flink.runtime.rest.handler.AbstractRestHandler<RestfulGateway,EmptyRequestBody,R,M>

org.apache.flink.runtime.rest.handler.job.AbstractExecutionGraphHandler<R,M>

org.apache.flink.runtime.rest.handler.job.AbstractJobVertexHandler<R,M>

org.apache.flink.runtime.rest.handler.job.AbstractSubtaskHandler<SubtaskExecutionAttemptDetailsInfo,SubtaskMessageParameters>

org.apache.flink.runtime.rest.handler.job.SubtaskCurrentAttemptDetailsHandler

All Implemented Interfaces:

AutoCloseable, org.apache.flink.shaded.netty4.io.netty.channel.ChannelHandler, org.apache.flink.shaded.netty4.io.netty.channel.ChannelInboundHandler, AutoCloseableAsync

public class SubtaskCurrentAttemptDetailsHandler
extends AbstractSubtaskHandler<SubtaskExecutionAttemptDetailsInfo,SubtaskMessageParameters>

Request handler providing details about a single task execution attempt.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.flink.shaded.netty4.io.netty.channel.ChannelHandler

org.apache.flink.shaded.netty4.io.netty.channel.ChannelHandler.Sharable

Field Summary

Fields inherited from class org.apache.flink.runtime.rest.handler.AbstractHandler

log, MAPPER

Fields inherited from class org.apache.flink.runtime.rest.handler.RedirectHandler

leaderRetriever, localAddressFuture, logger, responseHeaders, timeout

Constructor Summary

Constructors

Constructor and Description
SubtaskCurrentAttemptDetailsHandler(CompletableFuture<String> localRestAddress, GatewayRetriever<? extends RestfulGateway> leaderRetriever, Time timeout, Map<String,String> responseHeaders, MessageHeaders<EmptyRequestBody,SubtaskExecutionAttemptDetailsInfo,SubtaskMessageParameters> messageHeaders, ExecutionGraphCache executionGraphCache, Executor executor, MetricFetcher<?> metricFetcher)

Method Summary

Modifier and Type	Method and Description
protected SubtaskExecutionAttemptDetailsInfo	handleRequest(HandlerRequest<EmptyRequestBody,SubtaskMessageParameters> request, AccessExecutionVertex executionVertex) Called for each request after the corresponding AccessExecutionVertex has been retrieved from the AccessExecutionJobVertex.

Methods inherited from class org.apache.flink.runtime.rest.handler.job.AbstractSubtaskHandler

handleRequest

Methods inherited from class org.apache.flink.runtime.rest.handler.job.AbstractJobVertexHandler

handleRequest

Methods inherited from class org.apache.flink.runtime.rest.handler.job.AbstractExecutionGraphHandler

handleRequest

Methods inherited from class org.apache.flink.runtime.rest.handler.AbstractRestHandler

getMessageHeaders, respondToRequest

Methods inherited from class org.apache.flink.runtime.rest.handler.AbstractHandler

closeAsync, closeHandlerAsync, respondAsLeader

Methods inherited from class org.apache.flink.runtime.rest.handler.RedirectHandler

channelRead0

Methods inherited from class org.apache.flink.shaded.netty4.io.netty.channel.SimpleChannelInboundHandler

acceptInboundMessage, channelRead

Methods inherited from class org.apache.flink.shaded.netty4.io.netty.channel.ChannelInboundHandlerAdapter

channelActive, channelInactive, channelReadComplete, channelRegistered, channelUnregistered, channelWritabilityChanged, exceptionCaught, userEventTriggered

Methods inherited from class org.apache.flink.shaded.netty4.io.netty.channel.ChannelHandlerAdapter

ensureNotSharable, handlerAdded, handlerRemoved, isSharable

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

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

close

Methods inherited from interface org.apache.flink.shaded.netty4.io.netty.channel.ChannelHandler

handlerAdded, handlerRemoved

Constructor Detail

SubtaskCurrentAttemptDetailsHandler

public SubtaskCurrentAttemptDetailsHandler(CompletableFuture<String> localRestAddress,
                                           GatewayRetriever<? extends RestfulGateway> leaderRetriever,
                                           Time timeout,
                                           Map<String,String> responseHeaders,
                                           MessageHeaders<EmptyRequestBody,SubtaskExecutionAttemptDetailsInfo,SubtaskMessageParameters> messageHeaders,
                                           ExecutionGraphCache executionGraphCache,
                                           Executor executor,
                                           MetricFetcher<?> metricFetcher)

Method Detail

handleRequest

protected SubtaskExecutionAttemptDetailsInfo handleRequest(HandlerRequest<EmptyRequestBody,SubtaskMessageParameters> request,
                                                           AccessExecutionVertex executionVertex)
                                                    throws RestHandlerException

Description copied from class: AbstractSubtaskHandler

Called for each request after the corresponding AccessExecutionVertex has been retrieved from the AccessExecutionJobVertex.

Specified by:

handleRequest in class AbstractSubtaskHandler<SubtaskExecutionAttemptDetailsInfo,SubtaskMessageParameters>

Parameters:

request - the request

executionVertex - the execution vertex

Returns:

the response

Throws:

RestHandlerException - the rest handler exception