57 lines
1.9 KiB
C++
57 lines
1.9 KiB
C++
// Copyright (c) Facebook, Inc. and its affiliates.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
#pragma once
|
|
|
|
#include "rsocket/statemachine/PublisherBase.h"
|
|
#include "rsocket/statemachine/StreamStateMachineBase.h"
|
|
#include "yarpl/flowable/Subscriber.h"
|
|
|
|
namespace rsocket {
|
|
|
|
/// Implementation of stream stateMachine that represents a Stream responder
|
|
class StreamResponder : public StreamStateMachineBase,
|
|
public PublisherBase,
|
|
public yarpl::flowable::Subscriber<Payload>,
|
|
public std::enable_shared_from_this<StreamResponder> {
|
|
public:
|
|
StreamResponder(
|
|
std::shared_ptr<StreamsWriter> writer,
|
|
StreamId streamId,
|
|
uint32_t initialRequestN)
|
|
: StreamStateMachineBase(std::move(writer), streamId),
|
|
PublisherBase(initialRequestN) {}
|
|
|
|
void onSubscribe(std::shared_ptr<yarpl::flowable::Subscription>) override;
|
|
void onNext(Payload) override;
|
|
void onComplete() override;
|
|
void onError(folly::exception_wrapper) override;
|
|
|
|
void handlePayload(
|
|
Payload&& payload,
|
|
bool flagsComplete,
|
|
bool flagsNext,
|
|
bool flagsFollows) override;
|
|
void handleRequestN(uint32_t) override;
|
|
void handleError(folly::exception_wrapper) override;
|
|
void handleCancel() override;
|
|
|
|
void endStream(StreamCompletionSignal) override;
|
|
|
|
private:
|
|
bool newStream_{true};
|
|
};
|
|
|
|
} // namespace rsocket
|