Module io.helidon.media.multipart

Package io.helidon.media.multipart

Class MultiPartDecoder

java.lang.Object

io.helidon.media.multipart.MultiPartDecoder

All Implemented Interfaces:

Flow.Processor<DataChunk,ReadableBodyPart>, Flow.Publisher<ReadableBodyPart>, Flow.Subscriber<DataChunk>

public class MultiPartDecoder
extends Object
implements Flow.Processor<DataChunk,ReadableBodyPart>

Reactive processor that decodes HTTP payload as a stream of BodyPart. This implementation is documented here /docs-internal/multipartdecoder.md.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected class	MultiPartDecoder.DataChunkPublisher	Inner publisher that publishes the body part as DataChunk.

Method Summary

Modifier and Type	Method	Description
static MultiPartDecoder	create(String boundary, MessageBodyReaderContext context)	Create a new multipart decoder.
protected void	drain()	Drain the upstream data if the contenders value is positive.
protected void	drain(Throwable th)	Drain the upstream data and signal the given error.
protected void	drainBoth()	Drain upstream (raw) data and decoded downstream data.
protected void	drainLoop()	Drain the upstream data in a loop while the contenders value is positive.
void	onComplete()
void	onError(Throwable throwable)
void	onNext(DataChunk chunk)
void	onSubscribe(Flow.Subscription subscription)
void	subscribe(Flow.Subscriber<? super ReadableBodyPart> subscriber)

Methods inherited from class java.lang.Object

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

Method Detail

create

public static MultiPartDecoder create(String boundary,
                                      MessageBodyReaderContext context)

Create a new multipart decoder.

Parameters:

boundary - boundary delimiter

context - reader context

Returns:

MultiPartDecoder

subscribe

public void subscribe(Flow.Subscriber<? super ReadableBodyPart> subscriber)

Specified by:

subscribe in interface Flow.Publisher<ReadableBodyPart>

onSubscribe

public void onSubscribe(Flow.Subscription subscription)

Specified by:

onSubscribe in interface Flow.Subscriber<DataChunk>

onNext

public void onNext(DataChunk chunk)

Specified by:

onNext in interface Flow.Subscriber<DataChunk>

onError

public void onError(Throwable throwable)

Specified by:

onError in interface Flow.Subscriber<DataChunk>

onComplete

public void onComplete()

Specified by:

onComplete in interface Flow.Subscriber<DataChunk>

drain

protected void drain()

Drain the upstream data if the contenders value is positive.

drainLoop

protected void drainLoop()

Drain the upstream data in a loop while the contenders value is positive.

drain

protected void drain(Throwable th)

Drain the upstream data and signal the given error.

Parameters:

th - the error to signal

drainBoth

protected void drainBoth()

Drain upstream (raw) data and decoded downstream data.