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