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_MEASURE_H
#define OSDEV_COMPONENTS_MQTT_MEASUREMENT_MEASURE_H
#include "macrodefs.h"
#include "histogramprovider.h"
#include "timemeasurement.h"
namespace osdev {
namespace components {
namespace mqtt {
namespace measurement {
inline std::string createId(const std::string& operationName, const std::string& dynamicId)
{
return operationName + (dynamicId.empty() ? std::string{} : std::string(" ") + dynamicId);
}
} // End namespace measurement
} // End namespace mqtt
} // End namespace components
} // End namespace osdev
#define OSDEV_COMPONENTS_MEASUREMENT_LOCATION \
(OSDEV_COMPONENTS_MANAGEDBASEFILENAME + OSDEV_COMPONENTS_CSTRING(":" OSDEV_COMPONENTS_TOSTRING(__LINE__))).chars
/**
* @brief Macro helper that sets up a TimeMeasurement on an operation.
* The operation must have observable side effects otherwise the compiler might move the operation from in between the time measurements.
* @param operationName The name of the operation. This is part of the id under which the measurements are registered.
* @param dynamicId The dynamic identification of this measurement. This id makes different instances of the same operation unique.
* The dynamicId must be an expression that yields a string like object. The dynamic id is part of the id under which the
* measurements are registered.
* @param operation The operation to perform.
* @param context The context tag used to identify the HistogramProvider.
* @param valueType A datatype that can be used by HistogramProvider.
* @param numBuckets The number of buckets to use for the histogram.
* @param boolOnDestroy Boolean value that makes the measurement measure on destruction.
*/
#define OSDEV_COMPONENTS_MEASUREMENT_MEASURE_HELPER(operationName, dynamicId, operation, context, valueType, numBuckets, boolOnDestroy) \
static const std::string OSDEV_COMPONENTS_COMBINE(OSDEV_COMPONENTS_COMBINE(ID__, __LINE__), __) = \
std::string(OSDEV_COMPONENTS_CSTRING(#operationName).chars); \
osdev::components::mqtt::measurement::TimeMeasurement OSDEV_COMPONENTS_COMBINE( \
OSDEV_COMPONENTS_COMBINE(TM__, __LINE__), __)( \
osdev::components::mqtt::measurement::createId(OSDEV_COMPONENTS_COMBINE(OSDEV_COMPONENTS_COMBINE(ID__, __LINE__), __), dynamicId), \
[](const std::string& id, std::chrono::steady_clock::time_point, std::chrono::microseconds, std::chrono::microseconds sinceLast) { \
osdev::components::mqtt::measurement::HistogramProvider<context, valueType, numBuckets>::instance().addValue(id, sinceLast); \
}, \
boolOnDestroy); \
operation;
/**
* @brief Make a measurement before and after an operation.
* The operation must have observable side effects otherwise the compiler might move the operation from in between the time measurements.
* @param operationName The name under which the measurements are registered.
* @param operation The operation to perform.
* @param context The context tag used to identify the HistogramProvider.
* @param valueType A datatype that can be used by HistogramProvider.
* @param numBuckets The number of buckets to use for the histogram.
*/
#define OSDEV_COMPONENTS_MEASUREMENT_MEASURE(operationName, operation, context, valueType, numBuckets) \
OSDEV_COMPONENTS_MEASUREMENT_MEASURE_HELPER(operationName, OSDEV_COMPONENTS_MEASUREMENT_LOCATION, operation, context, valueType, numBuckets, false) \
OSDEV_COMPONENTS_COMBINE(OSDEV_COMPONENTS_COMBINE(TM__, __LINE__), __).measure();
/**
* @brief Make a measurement on a return operation.
* The operation must have observable side effects otherwise the compiler might move the operation from in between the time measurements.
* @param operationName The name under which the measurements are registered.
* @param operation The operation to perform.
* @param context The context tag used to identify the HistogramProvider.
* @param valueType A datatype that can be used by HistogramProvider.
* @param numBuckets The number of buckets to use for the histogram.
*/
#define OSDEV_COMPONENTS_MEASUREMENT_MEASURE_ONDESTROY(operationName, operation, context, valueType, numBuckets) \
OSDEV_COMPONENTS_MEASUREMENT_MEASURE_HELPER(operationName, OSDEV_COMPONENTS_MEASUREMENT_LOCATION, operation, context, valueType, numBuckets, true)
/**
* @brief Make a measurement on a return operation.
* The operation must have observable side effects otherwise the compiler might move the operation from in between the time measurements.
* @param operationName The name under which the measurements are registered.
* @param dynamicId An extra identification to discern between instances of the same operation. The dynamicId must be an expression that
* yields a string like object.
* @param operation The operation to perform.
* @param context The context tag used to identify the HistogramProvider.
* @param valueType A datatype that can be used by HistogramProvider.
* @param numBuckets The number of buckets to use for the histogram.
*/
#define OSDEV_COMPONENTS_MEASUREMENT_MEASURE_SPECIFIC_ONDESTROY(operationName, dynamicId, operation, context, valueType, numBuckets) \
OSDEV_COMPONENTS_MEASUREMENT_MEASURE_HELPER(operationName, dynamicId, operation, context, valueType, numBuckets, true)
/**
* @brief Nop version that only performs the operation.
*/
#define OSDEV_COMPONENTS_MEASUREMENT_MEASURE_ONDESTROY_NOP(operationName, operation, context, valueType, numBuckets) operation;
/**
* @brief Nop version that only performs the operation.
*/
#define OSDEV_COMPONENTS_MEASUREMENT_MEASURE_NOP(operationName, operation, context, valueType, numBuckets) operation;
/**
* @brief Nop version that only performs the operation.
*/
#define OSDEV_COMPONENTS_MEASUREMENT_MEASURE_SPECIFIC_ONDESTROY_NOP(operationName, dynamicId, operation, context, valueType, numBuckets) operation;
/**
* @brief Make a measurement before and after an operation for a specific instance of the operation.
* The operation must have observable side effects otherwise the compiler might move the operation from in between the time measurements.
* @param dynamicId An extra identification to discern between instances of the same operation.
* @param operationName The name under which the measurements are registered.
* @param operation The operation to perform.
* @param context The context tag used to identify the HistogramProvider.
* @param valueType A datatype that can be used by HistogramProvider.
* @param numBuckets The number of buckets to use for the histogram.
*/
#define OSDEV_COMPONENTS_MEASUREMENT_MEASURE_SPECIFIC(dynamicId, operationName, operation, context, valueType, numBuckets) \
auto OSDEV_COMPONENTS_COMBINE(OSDEV_COMPONENTS_COMBINE(IDPREFIX__, __LINE__), __) = \
OSDEV_COMPONENTS_MANAGEDBASEFILENAME + OSDEV_COMPONENTS_CSTRING(":" OSDEV_COMPONENTS_TOSTRING(__LINE__) ", function "); \
auto OSDEV_COMPONENTS_COMBINE(OSDEV_COMPONENTS_COMBINE(IDPOSTFIX__, __LINE__), __) = OSDEV_COMPONENTS_CSTRING(", " #operationName " "); \
static const std::string OSDEV_COMPONENTS_COMBINE(OSDEV_COMPONENTS_COMBINE(ID__, __LINE__), __) = \
std::string(OSDEV_COMPONENTS_COMBINE(OSDEV_COMPONENTS_COMBINE(IDPREFIX__, __LINE__), __).chars) + \
std::string(__func__) + \
OSDEV_COMPONENTS_COMBINE(OSDEV_COMPONENTS_COMBINE(IDPOSTFIX__, __LINE__), __).chars; \
osdev::components::mqtt::measurement::TimeMeasurement OSDEV_COMPONENTS_COMBINE(OSDEV_COMPONENTS_COMBINE(TM__, __LINE__), __)( \
OSDEV_COMPONENTS_COMBINE(OSDEV_COMPONENTS_COMBINE(ID__, __LINE__), __) + dynamicId, \
[](const std::string& id, std::chrono::steady_clock::time_point, std::chrono::microseconds, std::chrono::microseconds sinceLast) { \
osdev::components::mqtt::measurement::HistogramProvider<context, valueType, numBuckets>::instance().addValue(id, sinceLast); \
}, \
false); \
operation; \
OSDEV_COMPONENTS_COMBINE(OSDEV_COMPONENTS_COMBINE(TM__, __LINE__), __).measure();
/**
* @brief Nop version that only performs the operation.
*/
#define OSDEV_COMPONENTS_MEASUREMENT_MEASURE_SPECIFIC_NOP(dynamicId, operationName, operation, context, valueType, numBuckets) operation;
#endif // OSDEV_COMPONENTS_MEASUREMENT_MEASUREMENT_H
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