66 lines
2.2 KiB
C++
66 lines
2.2 KiB
C++
/*
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* Copyright (c) 2016 The ZLToolKit project authors. All Rights Reserved.
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*
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* This file is part of ZLToolKit(https://github.com/ZLMediaKit/ZLToolKit).
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*
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* Use of this source code is governed by MIT license that can be found in the
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* LICENSE file in the root of the source tree. All contributing project authors
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* may be found in the AUTHORS file in the root of the source tree.
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*/
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#include <chrono>
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#include "Util/logger.h"
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#include "Util/onceToken.h"
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#include "Util/TimeTicker.h"
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#include "Thread/ThreadPool.h"
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using namespace std;
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using namespace toolkit;
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int main() {
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//初始化日志系统 [AUTO-TRANSLATED:25c549de]
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// Initialize the logging system
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Logger::Instance().add(std::make_shared<ConsoleChannel>());
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Logger::Instance().setWriter(std::make_shared<AsyncLogWriter>());
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ThreadPool pool(thread::hardware_concurrency(), ThreadPool::PRIORITY_HIGHEST, true);
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//每个任务耗时3秒 [AUTO-TRANSLATED:c1b83e8e]
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// Each task takes 3 seconds
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auto task_second = 3;
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//每个线程平均执行4次任务，总耗时应该为12秒 [AUTO-TRANSLATED:ceab38cc]
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// Each thread executes 4 tasks on average, the total time should be 12 seconds
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auto task_count = thread::hardware_concurrency() * 4;
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semaphore sem;
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vector<int> vec;
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vec.resize(task_count);
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Ticker ticker;
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{
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//放在作用域中确保token引用次数减1 [AUTO-TRANSLATED:a81d2393]
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// Put it in a scope to ensure the token reference count is decremented
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auto token = std::make_shared<onceToken>(nullptr, [&]() {
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sem.post();
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});
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for (auto i = 0; i < task_count; ++i) {
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pool.async([token, i, task_second, &vec]() {
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setThreadName(("thread pool " + to_string(i)).data());
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std::this_thread::sleep_for(std::chrono::seconds(task_second)); //休眠三秒
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InfoL << "task " << i << " done!";
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vec[i] = i;
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});
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}
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}
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sem.wait();
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InfoL << "all task done, used milliseconds:" << ticker.elapsedTime();
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//打印执行结果 [AUTO-TRANSLATED:08995cc8]
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// Print the execution result
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for (auto i = 0; i < task_count; ++i) {
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InfoL << vec[i];
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}
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return 0;
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}
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