named_event_manual_reset.h

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#ifndef CPPCOMMON_THREADS_NAMED_EVENT_MANUAL_RESET_H
#define CPPCOMMON_THREADS_NAMED_EVENT_MANUAL_RESET_H
 
#include "time/timestamp.h"
 
#include <memory>
#include <string>
 
namespace CppCommon {
 
 
class NamedEventManualReset
{
public:
 
    explicit NamedEventManualReset(const std::string& name, bool signaled = false);
    NamedEventManualReset(const NamedEventManualReset&) = delete;
    NamedEventManualReset(NamedEventManualReset&& event) = delete;
    ~NamedEventManualReset();
 
    NamedEventManualReset& operator=(const NamedEventManualReset&) = delete;
    NamedEventManualReset& operator=(NamedEventManualReset&& event) = delete;
 
    const std::string& name() const;
 
 
    void Reset();
 
 
    void Signal();
 
 
    bool TryWait();
 
 
    bool TryWaitFor(const Timespan& timespan);
 
    bool TryWaitUntil(const UtcTimestamp& timestamp)
    { return TryWaitFor(timestamp - UtcTimestamp()); }
 
 
    void Wait();
 
private:
    class Impl;
 
    Impl& impl() noexcept { return reinterpret_cast<Impl&>(_storage); }
    const Impl& impl() const noexcept { return reinterpret_cast<Impl const&>(_storage); }
 
    static const size_t StorageSize = 136;
    static const size_t StorageAlign = 8;
    alignas(StorageAlign) std::byte _storage[StorageSize];
};
 
} // namespace CppCommon
 
#endif // CPPCOMMON_THREADS_NAMED_EVENT_MANUAL_RESET_H