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8f51243957
Summary: This is the second and the final part of adopting clang-format. Reviewed By: mdvacca Differential Revision: D10229624 fbshipit-source-id: d97670b716800ea2488b84bd0aacaf54d8bd2e31
54 lines
1.2 KiB
C++
54 lines
1.2 KiB
C++
/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#pragma once
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#include <memory>
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#include <mutex>
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#include <vector>
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#include <fabric/events/EventBeat.h>
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namespace facebook {
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namespace react {
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/*
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* General purpose executor that uses EventBeat to ensure proper threading.
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*/
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class EventBeatBasedExecutor {
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public:
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using Routine = std::function<void()>;
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using Callback = std::function<void()>;
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struct Task {
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Routine routine;
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Callback callback;
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};
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enum class Mode { Synchronous, Asynchronous };
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EventBeatBasedExecutor(std::unique_ptr<EventBeat> eventBeat);
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/*
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* Executes given routine with given mode.
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*/
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void operator()(Routine routine, Mode mode = Mode::Asynchronous) const;
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private:
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void onBeat(bool success = true) const;
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void execute(Task task) const;
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std::unique_ptr<EventBeat> eventBeat_;
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mutable std::vector<Task> tasks_; // Protected by `mutex_`.
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mutable std::mutex mutex_;
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};
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using EventBeatFactory = std::function<std::unique_ptr<EventBeat>()>;
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} // namespace react
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} // namespace facebook
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