org.apache.flink.runtime.rest.handler.cluster

Class AbstractJobManagerFileHandler<M extends MessageParameters>

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.LeaderRetrievalHandler<T>

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

org.apache.flink.runtime.rest.handler.cluster.AbstractJobManagerFileHandler<M>

All Implemented Interfaces:

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

Direct Known Subclasses:

JobManagerCustomLogHandler, JobManagerLogFileHandler

public abstract class AbstractJobManagerFileHandler<M extends MessageParameters>
extends AbstractHandler<RestfulGateway,EmptyRequestBody,M>

Base class for serving files from the JobManager.

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.LeaderRetrievalHandler

leaderRetriever, logger, responseHeaders, timeout

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	AbstractJobManagerFileHandler(GatewayRetriever<? extends RestfulGateway> leaderRetriever, org.apache.flink.api.common.time.Time timeout, Map<String,String> responseHeaders, UntypedResponseMessageHeaders<EmptyRequestBody,M> messageHeaders)

Method Summary

Modifier and Type	Method and Description
protected abstract File	getFile(HandlerRequest<EmptyRequestBody> handlerRequest)
protected CompletableFuture<Void>	respondToRequest(org.apache.flink.shaded.netty4.io.netty.channel.ChannelHandlerContext ctx, org.apache.flink.shaded.netty4.io.netty.handler.codec.http.HttpRequest httpRequest, HandlerRequest<EmptyRequestBody> handlerRequest, RestfulGateway gateway) Respond to the given HandlerRequest.

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

closeAsync, closeHandlerAsync, respondAsLeader

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

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

AbstractJobManagerFileHandler

protected AbstractJobManagerFileHandler(GatewayRetriever<? extends RestfulGateway> leaderRetriever,
                                        org.apache.flink.api.common.time.Time timeout,
                                        Map<String,String> responseHeaders,
                                        UntypedResponseMessageHeaders<EmptyRequestBody,M> messageHeaders)

Method Detail

respondToRequest

protected CompletableFuture<Void> respondToRequest(org.apache.flink.shaded.netty4.io.netty.channel.ChannelHandlerContext ctx,
                                                   org.apache.flink.shaded.netty4.io.netty.handler.codec.http.HttpRequest httpRequest,
                                                   HandlerRequest<EmptyRequestBody> handlerRequest,
                                                   RestfulGateway gateway)

Description copied from class: AbstractHandler

Respond to the given HandlerRequest.

Specified by:

respondToRequest in class AbstractHandler<RestfulGateway,EmptyRequestBody,M extends MessageParameters>

Parameters:

ctx - channel handler context to write the response

httpRequest - original http request

handlerRequest - typed handler request

gateway - leader gateway

Returns:

Future which is completed once the request has been processed

getFile

@Nullable
protected abstract File getFile(HandlerRequest<EmptyRequestBody> handlerRequest)