b5d9e433
 Peter M. Groen
Fixed License Hea...
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/* ****************************************************************************
* Copyright 2019 Open Systems Development BV *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
* copy of this software and associated documentation files (the "Software"), *
* to deal in the Software without restriction, including without limitation *
* the rights to use, copy, modify, merge, publish, distribute, sublicense, *
* and/or sell copies of the Software, and to permit persons to whom the *
* Software is furnished to do so, subject to the following conditions: *
* *
* The above copyright notice and this permission notice shall be included in *
* all copies or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR *
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, *
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL *
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER *
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING *
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER *
* DEALINGS IN THE SOFTWARE. *
* ***************************************************************************/
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51becbde
Peter M. Groen
Committed the ent...
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#ifndef OSDEV_COMPONENTS_MQTT_MEASUREMENT_TIMEMEASUREMENT_H
#define OSDEV_COMPONENTS_MQTT_MEASUREMENT_TIMEMEASUREMENT_H
#include <chrono>
#include <functional>
#include <ostream>
#include <string>
namespace osdev {
namespace components {
namespace mqtt {
namespace measurement {
using TimeMeasurementCallback = std::function<void(const std::string& id, std::chrono::steady_clock::time_point start, std::chrono::microseconds sinceStart, std::chrono::microseconds sinceLast)>;
class TimeMeasurement
{
public:
TimeMeasurement(const std::string& id, const TimeMeasurementCallback& callback, bool measureOnDestruction = true);
~TimeMeasurement();
TimeMeasurement(const TimeMeasurement&) = delete;
TimeMeasurement& operator=(const TimeMeasurement&) = delete;
TimeMeasurement(TimeMeasurement&&) = default;
TimeMeasurement& operator=(TimeMeasurement&&) = default;
void set();
void measure();
private:
std::string m_id;
std::chrono::steady_clock::time_point m_start;
std::chrono::steady_clock::time_point m_last;
TimeMeasurementCallback m_callback;
bool m_measureOnDestruction;
};
template <typename Rep, typename Dur>
std::ostream& operator<<(std::ostream& os, const std::chrono::duration<Rep, Dur>& rhs)
{
os << rhs.count();
return os;
}
} // End namespace measurement
} // End namespace mqtt
} // End namespace components
} // End namespace osdev
#endif // OSDEV_COMPONENTS_MQTT_MEASUREMENT_TIMEMEASUREMENT_H
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