52 lines
1.4 KiB
C++
52 lines
1.4 KiB
C++
/*
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* Copyright (C) 2017 The Android Open Source Project
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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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#ifndef ANDROID_HARDWARE_BROADCASTRADIO_COMMON_WORKERTHREAD_H
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#define ANDROID_HARDWARE_BROADCASTRADIO_COMMON_WORKERTHREAD_H
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#include <chrono>
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#include <queue>
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#include <thread>
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namespace android {
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class WorkerThread {
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public:
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WorkerThread();
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virtual ~WorkerThread();
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void schedule(std::function<void()> task, std::chrono::milliseconds delay);
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void cancelAll();
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private:
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struct Task {
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std::chrono::time_point<std::chrono::steady_clock> when;
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std::function<void()> what;
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};
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friend bool operator<(const Task& lhs, const Task& rhs);
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std::atomic<bool> mIsTerminating;
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std::mutex mMut;
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std::condition_variable mCond;
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std::thread mThread;
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std::priority_queue<Task> mTasks;
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void threadLoop();
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};
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} // namespace android
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#endif // ANDROID_HARDWARE_BROADCASTRADIO_COMMON_WORKERTHREAD_H
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