private IComparable GetDerivedGauge(CounterMonitorAttributeState attributeState)
{
if (attributeState.FirstValue == null)
{
return(null);
}
INumericUtil util = NumericUtils.GetUtil(attributeState.FirstValue.GetType());
if (DifferenceMode)
{
if (attributeState.SecondValue == null)
{
return(util.Zero);
}
if (attributeState.FirstValue.CompareTo(attributeState.SecondValue) < 0)
{
return(util.Sub(util.Add(attributeState.FirstValue, _modulus), attributeState.SecondValue));
}
return(util.Sub(attributeState.FirstValue, attributeState.SecondValue));
}
return(attributeState.FirstValue);
}
protected override void ProcessNewMeasurement(ObjectName objectName, CounterMonitorAttributeState state, string errorCode, string errorDescription)
{
if (errorCode == null)
{
INumericUtil util = NumericUtils.GetUtil(state.FirstValue.GetType());
IComparable derivedGauge = GetDerivedGauge(state);
if (derivedGauge.CompareTo(state.Threshold) > 0 && Notify)
{
MonitorNotification notif = new MonitorNotification(MonitorNotification.ThresholdValueExceeded, this,
-1, null, null, derivedGauge,
GetThreshold(objectName), ObservedAttribute,
objectName);
SendNotification(notif);
}
if (Offset != null && util.Zero.CompareTo(Offset) != 0)
{
while (derivedGauge.CompareTo(state.Threshold) > 0)
{
state.Threshold = util.Add(state.Threshold, Offset);
if (util.Zero.CompareTo(Modulus) != 0)
{
if (Modulus != null && util.Zero.CompareTo(Modulus) != 0 && state.Threshold.CompareTo(Modulus) > 0)
{
state.Threshold = util.Sub(state.Threshold, Modulus);
}
}
}
}
}
else if (Notify)
{
MonitorNotification notif = new MonitorNotification(errorCode, this, -1, errorDescription, null, null, null, ObservedAttribute, objectName);
SendNotification(notif);
}
}
