92 lines
2.1 KiB
C++
Executable File
92 lines
2.1 KiB
C++
Executable File
#pragma once
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#include <QObject>
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#include <QAtomicInt>
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#include <QTimer>
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#include <thread>
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#include <exception>
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#include <condition_variable>
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class CancelationPointReached : public std::runtime_error
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{
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public:
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explicit CancelationPointReached()
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: std::runtime_error("CancelationPointReached")
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{}
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};
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class Threading
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{
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public:
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Threading() = default;
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~Threading();
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protected:
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void preInit() const;
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void createThread();
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void runThread();
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inline bool isRun() const { return (m_run != 0); }
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inline void setRun(bool run) { m_run = (run ? 1 : 0); }
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inline void setWorkAvailable(bool workAvailable) { m_workAvailable = (workAvailable ? 1 : 0); }
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inline bool isWorkAvailable() const { return (m_workAvailable != 0); }
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inline void setWorking(bool working) { m_isWorking = (working ? 1 : 0); }
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inline bool isWorking() const { return (m_isWorking != 0); }
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const QString &threadName() const;
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inline const char *posixThreadName() const;
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virtual void work() = 0;
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virtual QString functionTopicName() const = 0;
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virtual int partitionId() const = 0;
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virtual QString partitionType() const = 0;
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virtual void cleanupThread() = 0;
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virtual void threadDone() = 0;
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inline void cancellationPoint() const noexcept(false)
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{
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if (!isRun())
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{
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throw CancelationPointReached();
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}
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}
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std::mutex m_conditionMutex;
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private:
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inline bool isCleanupNeeded() const { return (m_cleanupNeeded != 0); }
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inline void setCleanupNeeded(bool cleanupNeeded) { m_cleanupNeeded = (cleanupNeeded ? 1 : 0); }
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void run(const QString &threadName);
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std::unique_ptr<QTimer> m_threadLifetime;
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QAtomicInt m_run { 0 };
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QAtomicInt m_cleanupNeeded { 1 };
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std::thread m_thread;
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std::condition_variable m_condition;
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QAtomicInt m_workAvailable { 0 };
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QAtomicInt m_isWorking { 0 };
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mutable QString m_threadName;
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mutable std::string m_posixThreadName;
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QAtomicInt m_alreadyThreaded;
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mutable int m_partitionId { -1 };
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mutable QString m_partitionType;
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bool m_used { false };
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bool m_createThreadCalledBefore { false };
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};
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