protected abstract bool Comparison(DataValue value1, DataValue value2); // true if keep value1.
public override DataValue Compute(IAggregationContext context, TimeSlice bucket, AggregateState state)
{
int numGood = 0;
int numBad = 0;
DataValue valueToKeep = new DataValue()
{
SourceTimestamp = bucket.From, StatusCode = StatusCodes.BadNoData
};
bool moreData = false;
bool hasGoodData = false;
foreach (DataValue dv in bucket.Values)
{
if (state.RawValueIsGood(dv))
{
hasGoodData = true;
if (valueToKeep.StatusCode == StatusCodes.BadNoData)
{
valueToKeep = dv;
}
else
{
moreData = valueToKeep == dv;
if (Comparison(dv, valueToKeep))
{
valueToKeep = dv;
}
}
numGood++;
}
else
{
numBad++;
if (!hasGoodData)
{
valueToKeep = dv;
}
}
}
DataValue retval = valueToKeep.StatusCode == StatusCodes.BadNoData ? valueToKeep : (DataValue)valueToKeep.Clone();
if (hasGoodData)
{
StatusCode code = StatusCodes.Good;
code = ComputeStatus(context, numGood, numBad, bucket).Code;
code.AggregateBits = moreData ? AggregateBits.ExtraData : AggregateBits.Raw;
if (bucket.Incomplete)
{
code.AggregateBits |= AggregateBits.Partial;
}
retval.StatusCode = code;
} // numGood = 0, hasGoodData = false beyond this point, i.e., no good data
else if (numBad > 0)
{
retval.Value = null;
retval.StatusCode = StatusCodes.Bad;
retval.StatusCode = retval.StatusCode.SetAggregateBits(AggregateBits.Raw);
}
return(retval);
}
public override DataValue Compute(IAggregationContext context, TimeSlice bucket, AggregateState state)
{
int numGood = 0;
int numBad = 0;
DataValue previous = RightState(bucket.EarlyBound.Value) ? bucket.EarlyBound.Value : null;
double total = 0.0;
DataValue retval = new DataValue { SourceTimestamp = bucket.From };
StatusCode code = StatusCodes.BadNoData;
foreach (DataValue v in bucket.Values)
{
if (state.RawValueIsGood(v))
{
numGood += 1;
if (previous != null)
total += (v.SourceTimestamp - previous.SourceTimestamp).TotalMilliseconds;
previous = RightState(v) ? v : null;
}
else
{
numBad += 1;
}
}
if (previous != null)
total += (bucket.LateBound.Value.SourceTimestamp - previous.SourceTimestamp).TotalMilliseconds;
retval.Value = total;
code = ComputeStatus(context, numGood, numBad, bucket).Code;
code.AggregateBits = AggregateBits.Calculated;
if (bucket.Incomplete) code.AggregateBits |= AggregateBits.Partial;
retval.StatusCode = code;
return retval;
}
public override DataValue Compute(IAggregationContext context, TimeSlice bucket, AggregateState state)
{
int numGood = 0;
int numBad = 0;
double total = 0.0;
foreach (DataValue v in bucket.Values)
{
if (state.RawValueIsGood(v))
{
numGood += 1;
total += Convert.ToDouble(v.Value, CultureInfo.InvariantCulture);
}
else
{
numBad += 1;
}
}
DataValue retval = new DataValue { SourceTimestamp = bucket.From };
StatusCode code = ComputeStatus(context, numGood, numBad, bucket).Code;
code.AggregateBits = AggregateBits.Calculated;
if (bucket.Incomplete) code.AggregateBits |= AggregateBits.Partial;
if (StatusCode.IsNotBad(code))
retval.Value = total;
retval.StatusCode = code;
GoodDataCount = numGood;
return retval;
}
public override DataValue Compute(IAggregationContext context, TimeSlice bucket, AggregateState state)
{
int numGood = 0;
int numBad = 0;
foreach (DataValue v in bucket.Values)
{
if (state.RawValueIsGood(v))
{
numGood += 1;
}
else
{
numBad += 1;
}
}
StatusCode code = StatusCodes.Good;
DataValue retval = new DataValue {
SourceTimestamp = bucket.From
};
retval.Value = numGood;
code = ComputeStatus(context, numGood, numBad, bucket).Code;
code.AggregateBits = AggregateBits.Calculated;
if (bucket.Incomplete)
{
code.AggregateBits |= AggregateBits.Partial;
}
retval.StatusCode = code;
return(retval);
}
public override DataValue Compute(IAggregationContext context, TimeSlice bucket, AggregateState state)
{
int numGood = 0;
int numBad = 0;
double minV = double.MaxValue;
double maxV = double.MinValue;
bool uncertainDataSubNormal = false;
double range = double.NaN;
foreach (DataValue dv in bucket.Values)
{
if (state.RawValueIsGood(dv))
{
double v = Convert.ToDouble(dv.Value);
if (minV > v)
{
minV = v;
}
if (maxV < v)
{
maxV = v;
}
numGood++;
}
else
{
uncertainDataSubNormal = true;
numBad++;
}
}
if (minV != double.MaxValue && maxV != double.MinValue)
{
range = Math.Abs(maxV - minV);
}
StatusCode code = (uncertainDataSubNormal)
? StatusCodes.UncertainDataSubNormal
: StatusCodes.Good;
if (numGood + numBad == 0)
{
code = StatusCodes.BadNoData;
}
DataValue retval = new DataValue {
SourceTimestamp = bucket.From
};
if (!double.IsNaN(range))
{
retval.Value = range;
}
code.AggregateBits = AggregateBits.Calculated;
if (bucket.Incomplete)
{
code.AggregateBits |= AggregateBits.Partial;
}
retval.StatusCode = code;
return(retval);
}
public override DataValue Compute(IAggregationContext context, TimeSlice bucket, AggregateState state)
{
int numGood = 0;
int numBad = 0;
DataValue firstGoodDv = null;
DataValue lastGoodDv = null;
DataValue lastDv = null;
bool uncertainDataSubNormal = false;
double delta = double.NaN;
foreach (DataValue dv in bucket.Values)
{
if (state.RawValueIsGood(dv))
{
if (firstGoodDv == null)
{
firstGoodDv = dv;
}
lastGoodDv = dv;
numGood++;
}
else
{
// check for non-good value occuring before first good value
if (firstGoodDv == null)
uncertainDataSubNormal = true;
numBad++;
}
lastDv = dv;
}
if (firstGoodDv != null)
{
double fv = Convert.ToDouble(firstGoodDv.Value);
double lv = Convert.ToDouble(lastGoodDv.Value);
delta = lv - fv;
}
// check for non-good value occuring after latest good value
if (!uncertainDataSubNormal && lastGoodDv != null && lastGoodDv.SourceTimestamp < lastDv.SourceTimestamp)
uncertainDataSubNormal = true;
StatusCode code = (uncertainDataSubNormal)
? StatusCodes.UncertainDataSubNormal
: (numGood > 0) ? StatusCodes.Good : StatusCodes.BadNoData;
DataValue retval = new DataValue { SourceTimestamp = bucket.From };
if (!double.IsNaN(delta))
retval.Value = delta;
code.AggregateBits = AggregateBits.Calculated;
if (bucket.Incomplete) code.AggregateBits |= AggregateBits.Partial;
retval.StatusCode = code;
return retval;
}
protected abstract bool Comparison(DataValue value1, DataValue value2); // true if keep value1.
public override DataValue Compute(IAggregationContext context, TimeSlice bucket, AggregateState state)
{
int numGood = 0;
int numBad = 0;
DataValue valueToKeep = new DataValue() { SourceTimestamp = bucket.From, StatusCode = StatusCodes.BadNoData };
bool moreData = false;
bool hasGoodData = false;
foreach (DataValue dv in bucket.Values)
{
if (state.RawValueIsGood(dv))
{
hasGoodData = true;
if (valueToKeep.StatusCode == StatusCodes.BadNoData)
{
valueToKeep = dv;
}
else
{
moreData = valueToKeep == dv;
if (Comparison(dv, valueToKeep))
{
valueToKeep = dv;
}
}
numGood++;
}
else
{
numBad++;
if (!hasGoodData)
valueToKeep = dv;
}
}
DataValue retval = valueToKeep.StatusCode == StatusCodes.BadNoData ? valueToKeep : (DataValue)valueToKeep.Clone();
if (hasGoodData)
{
StatusCode code = StatusCodes.Good;
code = ComputeStatus(context, numGood, numBad, bucket).Code;
code.AggregateBits = moreData ? AggregateBits.ExtraData : AggregateBits.Raw;
if (bucket.Incomplete) code.AggregateBits |= AggregateBits.Partial;
retval.StatusCode = code;
} // numGood = 0, hasGoodData = false beyond this point, i.e., no good data
else if(numBad > 0)
{
retval.Value = null;
retval.StatusCode = StatusCodes.Bad;
retval.StatusCode = retval.StatusCode.SetAggregateBits(AggregateBits.Raw);
}
return retval;
}
public override DataValue Compute(IAggregationContext context, TimeSlice bucket, AggregateState state)
{
int numGood = 0;
int numBad = 0;
double minV = double.MaxValue;
double maxV = double.MinValue;
bool uncertainDataSubNormal = false;
double range = double.NaN;
foreach (DataValue dv in bucket.Values)
{
if (state.RawValueIsGood(dv))
{
double v = Convert.ToDouble(dv.Value);
if (minV > v)
{
minV = v;
}
if (maxV < v)
{
maxV = v;
}
numGood++;
}
else
{
uncertainDataSubNormal = true;
numBad++;
}
}
if (minV != double.MaxValue && maxV != double.MinValue)
{
range = Math.Abs(maxV - minV);
}
StatusCode code = (uncertainDataSubNormal)
? StatusCodes.UncertainDataSubNormal
: StatusCodes.Good;
if (numGood + numBad == 0) code = StatusCodes.BadNoData;
DataValue retval = new DataValue { SourceTimestamp = bucket.From };
if (!double.IsNaN(range))
retval.Value = range;
code.AggregateBits = AggregateBits.Calculated;
if (bucket.Incomplete) code.AggregateBits |= AggregateBits.Partial;
retval.StatusCode = code;
return retval;
}
public override DataValue Compute(IAggregationContext context, TimeSlice bucket, AggregateState state)
{
int numGood = 0;
int numBad = 0;
DataValue previous = RightState(bucket.EarlyBound.Value) ? bucket.EarlyBound.Value : null;
double total = 0.0;
DataValue retval = new DataValue {
SourceTimestamp = bucket.From
};
StatusCode code = StatusCodes.BadNoData;
foreach (DataValue v in bucket.Values)
{
if (state.RawValueIsGood(v))
{
numGood += 1;
if (previous != null)
{
total += (v.SourceTimestamp - previous.SourceTimestamp).TotalMilliseconds;
}
previous = RightState(v) ? v : null;
}
else
{
numBad += 1;
}
}
if (previous != null)
{
total += (bucket.LateBound.Value.SourceTimestamp - previous.SourceTimestamp).TotalMilliseconds;
}
retval.Value = total;
code = ComputeStatus(context, numGood, numBad, bucket).Code;
code.AggregateBits = AggregateBits.Calculated;
if (bucket.Incomplete)
{
code.AggregateBits |= AggregateBits.Partial;
}
retval.StatusCode = code;
return(retval);
}
public override DataValue Compute(IAggregationContext context, TimeSlice bucket, AggregateState state)
{
int numGood = 0;
int numBad = 0;
double total = 0.0;
foreach (DataValue v in bucket.Values)
{
if (state.RawValueIsGood(v))
{
numGood += 1;
total += Convert.ToDouble(v.Value, CultureInfo.InvariantCulture);
}
else
{
numBad += 1;
}
}
DataValue retval = new DataValue {
SourceTimestamp = bucket.From
};
StatusCode code = ComputeStatus(context, numGood, numBad, bucket).Code;
code.AggregateBits = AggregateBits.Calculated;
if (bucket.Incomplete)
{
code.AggregateBits |= AggregateBits.Partial;
}
if (StatusCode.IsNotBad(code))
{
retval.Value = total;
}
retval.StatusCode = code;
GoodDataCount = numGood;
return(retval);
}
public override DataValue Compute(IAggregationContext context, TimeSlice bucket, AggregateState state)
{
int numGood = 0;
int numBad = 0;
foreach (DataValue v in bucket.Values)
{
if (state.RawValueIsGood(v))
{
numGood += 1;
}
else
{
numBad += 1;
}
}
StatusCode code = StatusCodes.Good;
DataValue retval = new DataValue { SourceTimestamp = bucket.From };
retval.Value = numGood;
code = ComputeStatus(context, numGood, numBad, bucket).Code;
code.AggregateBits = AggregateBits.Calculated;
if (bucket.Incomplete) code.AggregateBits |= AggregateBits.Partial;
retval.StatusCode = code;
return retval;
}
public override DataValue Compute(IAggregationContext context, TimeSlice bucket, AggregateState state)
{
int numGood = 0;
int numBad = 0;
DataValue firstGoodDv = null;
DataValue lastGoodDv = null;
DataValue lastDv = null;
bool uncertainDataSubNormal = false;
double delta = double.NaN;
foreach (DataValue dv in bucket.Values)
{
if (state.RawValueIsGood(dv))
{
if (firstGoodDv == null)
{
firstGoodDv = dv;
}
lastGoodDv = dv;
numGood++;
}
else
{
// check for non-good value occuring before first good value
if (firstGoodDv == null)
{
uncertainDataSubNormal = true;
}
numBad++;
}
lastDv = dv;
}
if (firstGoodDv != null)
{
double fv = Convert.ToDouble(firstGoodDv.Value);
double lv = Convert.ToDouble(lastGoodDv.Value);
delta = lv - fv;
}
// check for non-good value occuring after latest good value
if (!uncertainDataSubNormal && lastGoodDv != null && lastGoodDv.SourceTimestamp < lastDv.SourceTimestamp)
{
uncertainDataSubNormal = true;
}
StatusCode code = (uncertainDataSubNormal)
? StatusCodes.UncertainDataSubNormal
: (numGood > 0) ? StatusCodes.Good : StatusCodes.BadNoData;
DataValue retval = new DataValue {
SourceTimestamp = bucket.From
};
if (!double.IsNaN(delta))
{
retval.Value = delta;
}
code.AggregateBits = AggregateBits.Calculated;
if (bucket.Incomplete)
{
code.AggregateBits |= AggregateBits.Partial;
}
retval.StatusCode = code;
return(retval);
}
public override DataValue Compute(IAggregationContext context, TimeSlice bucket, AggregateState state)
{
DataValue retval = new DataValue { SourceTimestamp = bucket.From };
DataValue initValue = bucket.EarlyBound.Value, finalValue = bucket.LateBound.Value;
IEnumerator<DataValue> enumerator = bucket.Values.GetEnumerator();
StatusCode code = StatusCodes.BadNoData;
if (initValue == null && enumerator.MoveNext()) // first element
{
initValue = enumerator.Current;
}
if (finalValue == null)
{
while (enumerator.MoveNext())
{
finalValue = enumerator.Current;
}
}
if (initValue != null && finalValue != null)
{
int numGood = 0;
int numBad = 0;
double total = 0.0;
double early = 0.0;
double late = 0.0;
double width = 0.0;
Debug.WriteLine(String.Format("bucket starts @ {0}, ends @ {1}", bucket.From.TimeOfDay, bucket.To.TimeOfDay));
if ((initValue.StatusCode.AggregateBits & AggregateBits.Raw) == 0)
{
if (state.RawValueIsGood(initValue))
numGood += 1;
else
numBad += 1;
}
if ((finalValue.StatusCode.AggregateBits & AggregateBits.Raw) == 0)
{
if (state.RawValueIsGood(finalValue))
numGood += 1;
else
numBad += 1;
}
DataValue preceding = initValue;
foreach (DataValue v in bucket.Values)
{
if (state.RawValueIsGood(v))
{
numGood += 1;
early = Convert.ToDouble(preceding.Value, CultureInfo.InvariantCulture);
late = Convert.ToDouble(v.Value, CultureInfo.InvariantCulture);
width = (v.SourceTimestamp - preceding.SourceTimestamp).TotalMilliseconds;
total += SteppedVariable ? width * early : width * (late + early) / 2;
preceding = v;
}
else
{
numBad += 1;
}
}
early = Convert.ToDouble(preceding.Value, CultureInfo.InvariantCulture);
late = Convert.ToDouble(finalValue.Value, CultureInfo.InvariantCulture);
width = (finalValue.SourceTimestamp - preceding.SourceTimestamp).TotalMilliseconds;
total += SteppedVariable ? width * early : width * (late + early) / 2;
retval.Value = total;
code = ComputeStatus(context, numGood, numBad, bucket).Code;
}
code.AggregateBits = AggregateBits.Calculated;
if (StatusCode.IsNotBad(code) && bucket.Incomplete)
code.AggregateBits |= AggregateBits.Partial;
retval.StatusCode = code;
return retval;
}
public override DataValue Compute(IAggregationContext context, TimeSlice bucket, AggregateState state)
{
DataValue retval = new DataValue { SourceTimestamp = bucket.From };
DataValue initValue = bucket.EarlyBound.Value, finalValue = bucket.LateBound.Value;
IEnumerator<DataValue> enumerator = bucket.Values.GetEnumerator();
StatusCode code = StatusCodes.BadNoData;
if (initValue == null && enumerator.MoveNext()) // first element
{
initValue = enumerator.Current;
}
if (finalValue == null)
{
while (enumerator.MoveNext())
{
finalValue = enumerator.Current;
}
}
if (initValue != null && finalValue != null)
{
int numGood = 0;
int numBad = 0;
double total = 0.0;
double early = 0.0;
double late = 0.0;
double width = 0.0;
Debug.WriteLine(String.Format("bucket starts @ {0}, ends @ {1}", bucket.From.TimeOfDay, bucket.To.TimeOfDay));
if ((initValue.StatusCode.AggregateBits & AggregateBits.Raw) == 0)
{
if (state.RawValueIsGood(initValue))
numGood += 1;
else
numBad += 1;
}
if ((finalValue.StatusCode.AggregateBits & AggregateBits.Raw) == 0)
{
if (state.RawValueIsGood(finalValue))
numGood += 1;
else
numBad += 1;
}
DataValue preceding = initValue;
foreach (DataValue v in bucket.Values)
{
if (state.RawValueIsGood(v))
{
numGood += 1;
early = Convert.ToDouble(preceding.Value, CultureInfo.InvariantCulture);
late = Convert.ToDouble(v.Value, CultureInfo.InvariantCulture);
width = (v.SourceTimestamp - preceding.SourceTimestamp).TotalMilliseconds;
total += SteppedVariable ? width * early : width * (late + early) / 2;
preceding = v;
}
else
{
numBad += 1;
}
}
early = Convert.ToDouble(preceding.Value, CultureInfo.InvariantCulture);
late = Convert.ToDouble(finalValue.Value, CultureInfo.InvariantCulture);
width = (finalValue.SourceTimestamp - preceding.SourceTimestamp).TotalMilliseconds;
total += SteppedVariable ? width * early : width * (late + early) / 2;
retval.Value = total;
code = ComputeStatus(context, numGood, numBad, bucket).Code;
}
code.AggregateBits = AggregateBits.Calculated;
if (StatusCode.IsNotBad(code) && bucket.Incomplete)
code.AggregateBits |= AggregateBits.Partial;
retval.StatusCode = code;
return retval;
}
public override DataValue Compute(IAggregationContext context, TimeSlice bucket, AggregateState state)
{
int numGood = 0;
int numBad = 0;
int nTransitions = 0;
long stateCode = -1;
IEnumerator <DataValue> enumerator = bucket.Values.GetEnumerator();
bool bucketValueNotEmpty = enumerator.MoveNext();
if (bucketValueNotEmpty && enumerator.Current != null)
{
if (bucket.EarlyBound != null)
{
if (enumerator.Current.SourceTimestamp == bucket.EarlyBound.Timestamp && bucket.EarlyBound.PriorPoint != null)
{
stateCode = Convert.ToInt32(Convert.ToBoolean(bucket.EarlyBound.PriorPoint.Value));
}
else if (bucket.EarlyBound.Value != null)
{
stateCode = Convert.ToInt32(Convert.ToBoolean(bucket.EarlyBound.Value.Value));
}
}
}
// viz. UA MultiStateNodeState & TwoStateNodeState,
// assume DataValue.Value is either an EnumValueType or a bool
if (bucketValueNotEmpty)
{
do
{
DataValue dv = enumerator.Current;
if (state.RawValueIsGood(dv))
{
EnumValueType ev = dv.Value as EnumValueType;
if (ev == null)
{
bool b;
if (bool.TryParse(dv.Value.ToString(), out b))
{
if (stateCode < 0)
{
stateCode = b ? 1 : 0;
}
else if (b.CompareTo(Convert.ToBoolean(stateCode)) != 0)
{
nTransitions++;
stateCode = b ? 1 : 0;
}
}
else
{
continue;
}
}
else
{
long s = ev.Value;
if (stateCode < 0)
{
stateCode = s;
}
else if (!s.Equals(stateCode))
{
nTransitions++;
stateCode = s;
}
}
numGood++;
}
else
{
numBad++;
}
} while (enumerator.MoveNext());
}
StatusCode code = ComputeStatus(context, numGood, numBad, bucket).Code;
DataValue retval = new DataValue {
SourceTimestamp = bucket.From, Value = nTransitions
};
code.AggregateBits = AggregateBits.Calculated;
if (bucket.Incomplete)
{
code.AggregateBits |= AggregateBits.Partial;
}
retval.StatusCode = code;
return(retval);
}
public override DataValue Compute(IAggregationContext context, TimeSlice bucket, AggregateState state)
{
int numGood = 0;
int numBad = 0;
int nTransitions = 0;
long stateCode = -1;
IEnumerator<DataValue> enumerator = bucket.Values.GetEnumerator();
bool bucketValueNotEmpty = enumerator.MoveNext();
if (bucketValueNotEmpty && enumerator.Current != null)
{
if (bucket.EarlyBound != null)
{
if (enumerator.Current.SourceTimestamp == bucket.EarlyBound.Timestamp && bucket.EarlyBound.PriorPoint != null)
{
stateCode = Convert.ToInt32(Convert.ToBoolean(bucket.EarlyBound.PriorPoint.Value));
}
else if (bucket.EarlyBound.Value != null)
{
stateCode = Convert.ToInt32(Convert.ToBoolean(bucket.EarlyBound.Value.Value));
}
}
}
// viz. UA MultiStateNodeState & TwoStateNodeState,
// assume DataValue.Value is either an EnumValueType or a bool
if (bucketValueNotEmpty)
{
do
{
DataValue dv = enumerator.Current;
if (state.RawValueIsGood(dv))
{
EnumValueType ev = dv.Value as EnumValueType;
if (ev == null)
{
bool b;
if (bool.TryParse(dv.Value.ToString(), out b))
{
if (stateCode < 0)
stateCode = b ? 1 : 0;
else if (b.CompareTo(Convert.ToBoolean(stateCode)) != 0)
{
nTransitions++;
stateCode = b ? 1 : 0;
}
}
else
continue;
}
else
{
long s = ev.Value;
if (stateCode < 0)
stateCode = s;
else if (!s.Equals(stateCode))
{
nTransitions++;
stateCode = s;
}
}
numGood++;
}
else
{
numBad++;
}
} while (enumerator.MoveNext());
}
StatusCode code = ComputeStatus(context, numGood, numBad, bucket).Code;
DataValue retval = new DataValue { SourceTimestamp = bucket.From, Value = nTransitions };
code.AggregateBits = AggregateBits.Calculated;
if (bucket.Incomplete) code.AggregateBits |= AggregateBits.Partial;
retval.StatusCode = code;
return retval;
}
