54 lines
1.5 KiB
C++
54 lines
1.5 KiB
C++
/**
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* @file src/util/thread_pool_executor.h
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*
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* Copyright (c) 2021-2023 Bartek Kryza <bkryza@gmail.com>
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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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*/
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#pragma once
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#include <deque>
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#include <future>
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#include <thread>
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#include <vector>
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namespace clanguml::util {
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class thread_pool_executor {
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public:
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explicit thread_pool_executor(unsigned int pool_size);
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thread_pool_executor(const thread_pool_executor &) = delete;
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thread_pool_executor(thread_pool_executor &&) = delete;
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thread_pool_executor &operator=(const thread_pool_executor &) = delete;
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thread_pool_executor &operator=(thread_pool_executor &&) = delete;
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~thread_pool_executor();
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std::future<void> add(std::function<void()> &&task);
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void stop();
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private:
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void worker();
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std::packaged_task<void()> get();
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std::atomic_bool done_;
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std::deque<std::packaged_task<void()>> tasks_;
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std::mutex tasks_mutex_;
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std::condition_variable tasks_cond_;
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std::vector<std::thread> threads_;
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};
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} // namespace clanguml::util
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