47 lines
1.3 KiB
C++
47 lines
1.3 KiB
C++
// Copyright (c) Facebook, Inc. and its affiliates.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#pragma once
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#include "rsocket/internal/Allowance.h"
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#include "yarpl/flowable/Subscription.h"
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namespace rsocket {
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/// A class that represents a flow-control-aware producer of data.
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class PublisherBase {
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public:
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explicit PublisherBase(uint32_t initialRequestN);
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void publisherSubscribe(std::shared_ptr<yarpl::flowable::Subscription>);
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void processRequestN(uint32_t);
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void publisherComplete();
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bool publisherClosed() const;
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void terminatePublisher();
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private:
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enum class State : uint8_t {
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RESPONDING,
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CLOSED,
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};
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std::shared_ptr<yarpl::flowable::Subscription> producingSubscription_;
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Allowance initialRequestN_;
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State state_{State::RESPONDING};
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};
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} // namespace rsocket
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