fsfw/monitoring/LimitMonitor.h

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#ifndef FRAMEWORK_MONITORING_LIMITMONITOR_H_
#define FRAMEWORK_MONITORING_LIMITMONITOR_H_
#include <framework/monitoring/MonitorBase.h>
/**
* Variant of a limit checking class.
* Newer version as compared to LimitCheckMonitor.
* Functionality is more or less the same, but does not use
* heavy weight MonitoringIF.
*/
template<typename T>
class LimitMonitor: public MonitorBase<T> {
public:
LimitMonitor(object_id_t reporterId, uint8_t monitorId, uint32_t parameterId,
uint16_t confirmationLimit, T lowerLimit, T upperLimit,
Event belowLowEvent = MonitoringIF::VALUE_BELOW_LOW_LIMIT,
Event aboveHighEvent = MonitoringIF::VALUE_ABOVE_HIGH_LIMIT) :
MonitorBase<T>(reporterId, monitorId, parameterId, confirmationLimit), lowerLimit(
lowerLimit), upperLimit(upperLimit), belowLowEvent(
belowLowEvent), aboveHighEvent(aboveHighEvent) {
}
virtual ~LimitMonitor() {
}
virtual ReturnValue_t checkSample(T sample, T* crossedLimit) {
if (sample > upperLimit) {
*crossedLimit = upperLimit;
return MonitoringIF::ABOVE_HIGH_LIMIT;
} else if (sample < lowerLimit) {
*crossedLimit = lowerLimit;
return MonitoringIF::BELOW_LOW_LIMIT;
} else {
return HasReturnvaluesIF::RETURN_OK; //Within limits.
}
}
virtual ReturnValue_t getParameter(uint8_t domainId, uint16_t parameterId,
ParameterWrapper *parameterWrapper,
const ParameterWrapper *newValues, uint16_t startAtIndex) {
ReturnValue_t result = this->MonitorBase<T>::getParameter(domainId,
parameterId, parameterWrapper, newValues, startAtIndex);
//We'll reuse the DOMAIN_ID of MonitorReporter, as we know the parameterIds used there.
if (result != this->INVALID_MATRIX_ID) {
return result;
}
switch (parameterId) {
case 10:
parameterWrapper->set(this->lowerLimit);
break;
case 11:
parameterWrapper->set(this->lowerLimit);
break;
default:
return this->INVALID_MATRIX_ID;
}
return HasReturnvaluesIF::RETURN_OK;
}
bool isOutOfLimits() {
if (this->oldState == MonitoringIF::ABOVE_HIGH_LIMIT || this->oldState == MonitoringIF::BELOW_LOW_LIMIT) {
return true;
} else {
return false;
}
}
protected:
void sendTransitionEvent(T currentValue, ReturnValue_t state) {
switch (state) {
case MonitoringIF::BELOW_LOW_LIMIT:
EventManagerIF::triggerEvent(this->reportingId, belowLowEvent, this->parameterId);
break;
case MonitoringIF::ABOVE_HIGH_LIMIT:
EventManagerIF::triggerEvent(this->reportingId, aboveHighEvent, this->parameterId);
break;
default:
break;
}
}
T lowerLimit;
T upperLimit;
const Event belowLowEvent;
const Event aboveHighEvent;
};
#endif /* FRAMEWORK_MONITORING_LIMITMONITOR_H_ */