public override ITimeSpaceValueSet GetValues(IBaseExchangeItem querySpecifier2)
{
CheckBuffer();
List <IList <double> > valuesList = new List <IList <double> >();
for (int i = 0; i < ((ITimeSpaceInput)Consumers[0]).TimeSet.Times.Count; i++)
{
ITime time = ((ITimeSpaceInput)Consumers[0]).TimeSet.Times[i];
valuesList.Add(_buffer.GetValues(time));
}
return(new TimeSpaceValueSet <double>(valuesList));
}
public override ITimeSpaceValueSet GetValues(IBaseExchangeItem basequerySpecifier)
{
ITimeSpaceExchangeItem querySpecifier = basequerySpecifier as ITimeSpaceExchangeItem;
if (querySpecifier == null)
{
throw new ArgumentException("querySpecifier must be an ITimeSpaceExchangeItem - add an adaptor");
}
//------------------------------------------------------
// Check if we need to update the output component
// Time set of query must be defined and have at least 1 time
if (querySpecifier.TimeSet == null ||
querySpecifier.TimeSet.Times == null ||
querySpecifier.TimeSet.Times.Count == 0)
{
throw new Exception("Invalid query specifier \"" + querySpecifier.Id +
"\" for in GetValues() call to time decorater " + Id);
}
// Determine query time
double queryTimeMjd = querySpecifier.TimeSet.Times[querySpecifier.TimeSet.Times.Count - 1].End().StampAsModifiedJulianDay;
// Determine the times available in the buffer
double availableTimeMjd = Double.NegativeInfinity;
IList <ITime> currentTimes = TimeSet.Times;
if (currentTimes.Count > 0)
{
availableTimeMjd = currentTimes[currentTimes.Count - 1].End().StampAsModifiedJulianDay;
}
// Check if we need to update
// In case the output component is "busy", this may not actually update values
// up to queryTimeMjd, in which case the _buffer.GetValues below will extrapolate.
if (availableTimeMjd < queryTimeMjd)
{
if (ComponentUpdater == null)
{
throw new Exception("Failed when trying to update time buffer (no updater is specified)");
}
ComponentUpdater.Update(querySpecifier);
}
//------------------------------------------------------
// Retrieve values from the buffer
// Return the values for the required time(s)
IList <IList <double> > resultValues = new List <IList <double> >();
if (querySpecifier.TimeSet != null && querySpecifier.TimeSet.Times != null)
{
for (int t = 0; t < querySpecifier.TimeSet.Times.Count; t++)
{
ITime queryTime = querySpecifier.TimeSet.Times[t];
double[] valuesForTimeStep = _buffer.GetValues(queryTime);
resultValues.Add(valuesForTimeStep);
}
}
ITime earliestConsumerTime = ExchangeItemHelper.GetEarliestConsumerTime(this);
if (earliestConsumerTime != null)
{
_buffer.ClearBefore(earliestConsumerTime);
}
return(new TimeSpaceValueSet <double>(resultValues));
}
public void LinearTimeInterpolation()
{
Console.Write("Begin Linear Interpolation Test...");
//create the his component
DbReader his = new DbReader();
IArgument[] arguments = new IArgument[1];
arguments[0] = new Argument("DbPath", @"..\data\cuahsi-his\demo.db", true, "Database");
his.Initialize(arguments);
//create a trigger component
Trigger trigger = new Trigger();
trigger.Initialize(null);
//link the two components
Link link = new Link();
link.ID = "link-1";
link.TargetElementSet = trigger.GetInputExchangeItem(0).ElementSet;
link.TargetQuantity = trigger.GetInputExchangeItem(0).Quantity;
link.TargetComponent = trigger;
link.SourceElementSet = his.GetOutputExchangeItem(1).ElementSet;
link.SourceQuantity = his.GetOutputExchangeItem(1).Quantity;
link.TargetComponent = his;
//Spatial interpolation
IDataOperation dataOp = (his).GetOutputExchangeItem(0).GetDataOperation(7);
link.AddDataOperation(dataOp);
//run configuration
his.AddLink(link);
trigger.Validate();
his.Validate();
//prepare
his.Prepare();
DateTime dt = Convert.ToDateTime("2009-08-20T21:40:00");
SmartBuffer _smartBuffer = new SmartBuffer();
//Add all values to buffer in 10min intervals
Console.Write("Storing values in the smart buffer (10min resolution)... ");
while (dt <= Convert.ToDateTime("2009-08-21T02:00:00"))
{
ITimeStamp time_stmp = new TimeStamp(CalendarConverter.Gregorian2ModifiedJulian(dt));
ScalarSet scalarset = (ScalarSet)his.GetValues(time_stmp, "link-1");
if (scalarset.Count == 0)
{
int f = his.GetOutputExchangeItem(1).ElementSet.ElementCount;
ArrayList zeroArray = new ArrayList();
for (int i = 0; i <= f - 1; i++)
{
zeroArray.Add(0.0);
}
double[] zeros = (double[])zeroArray.ToArray(typeof(double));
scalarset = new ScalarSet(zeros);
}
_smartBuffer.AddValues(time_stmp, scalarset);
dt = dt.AddMinutes(10);
}
Console.WriteLine("done.\n\n");
//request values from the smart buffer at 5min intervals
dt = Convert.ToDateTime("2009-08-20T21:40:00");
while (dt <= Convert.ToDateTime("2009-08-21T02:00:00"))
{
ITimeStamp time_stmp = new TimeStamp(CalendarConverter.Gregorian2ModifiedJulian(dt));
//Get values at requested time
ScalarSet scalarset = (ScalarSet)_smartBuffer.GetValues(time_stmp);
Console.WriteLine("GetValues: " + dt.ToString("s"));
//loop through interpolated values
int i = 0;
foreach (double d in scalarset.data)
{
Console.WriteLine(link.SourceElementSet.GetElementID(i).ToString() + " " + d.ToString());
++i;
}
dt = dt.AddMinutes(5);
}
Console.Write("done. \n");
}
public override ITimeSpaceValueSet GetValues(IBaseExchangeItem querySpecifier)
{
ITimeSpaceExchangeItem timeSpaceQuery = querySpecifier as ITimeSpaceExchangeItem;
if (timeSpaceQuery == null)
{
throw new ArgumentException("querySpecifier must be an ITimeSpaceExchangeItem - add an adaptor");
}
if (timeSpaceQuery.TimeSet == null || timeSpaceQuery.TimeSet.Times == null ||
timeSpaceQuery.TimeSet.Times.Count == 0)
{
throw new Exception("Invalid query specifier \"" + timeSpaceQuery.Id +
"\" for in GetValues() call to time decorater " + Id);
}
// Determinee query time and currently available time
double queryTimeAsMJD =
timeSpaceQuery.TimeSet.Times[timeSpaceQuery.TimeSet.Times.Count - 1].StampAsModifiedJulianDay +
timeSpaceQuery.TimeSet.Times[timeSpaceQuery.TimeSet.Times.Count - 1].DurationInDays;
double availableTimeAsMJD = Double.NegativeInfinity;
IList <ITime> currentTimes = TimeSet.Times;
if (currentTimes.Count > 0)
{
availableTimeAsMJD =
currentTimes[currentTimes.Count - 1].StampAsModifiedJulianDay +
currentTimes[currentTimes.Count - 1].DurationInDays;
}
// Check if we need to update
if (availableTimeAsMJD < queryTimeAsMJD)
{
// TODO (JGr): output item should not do the actual update of the component?
if (Adaptee == null)
{
throw new Exception("Can not update, no parent output defined, calling GetValues() of time bufferer " + Id);
}
if (_adaptee.TimeSet == null || _adaptee.TimeSet.Times == null)
{
throw new Exception("Invalid time specifier in decorated output item \"" + Adaptee.Id +
"\" for in GetValues() call to time decorater " + Id);
}
// Update as far as needed.
IBaseLinkableComponent linkableComponent = Adaptee.Component;
while ((linkableComponent.Status == LinkableComponentStatus.Valid ||
linkableComponent.Status == LinkableComponentStatus.Updated) &&
availableTimeAsMJD < queryTimeAsMJD)
{
linkableComponent.Update();
// Determine newly available time
IList <ITime> parentTimes = _adaptee.TimeSet.Times;
availableTimeAsMJD =
parentTimes[parentTimes.Count - 1].StampAsModifiedJulianDay +
parentTimes[parentTimes.Count - 1].DurationInDays;
}
}
// Return the values for the required time(s)
IList <IList <double> > resultValues = new List <IList <double> >();
if (timeSpaceQuery.TimeSet != null && timeSpaceQuery.TimeSet.Times != null)
{
for (int t = 0; t < timeSpaceQuery.TimeSet.Times.Count; t++)
{
resultValues.Add(new List <double>());
ITime queryTime = timeSpaceQuery.TimeSet.Times[t];
List <double> valuesForTimeStep = _buffer.GetValues(queryTime);
foreach (double d in valuesForTimeStep)
{
resultValues[t].Add(d);
}
}
}
return(new TimeSpaceValueSet <double>(resultValues));
}
public double[] GetValues(ITime time, string linkId)
{
return buffer.GetValues(time);
}
public override IValueSet GetValues(IExchangeItem querySpecifier)
{
if (querySpecifier.TimeSet == null || querySpecifier.TimeSet.Times == null ||
querySpecifier.TimeSet.Times.Count == 0)
{
throw new Exception("Invalid query specifier \"" + querySpecifier.Id +
"\" for in GetValues() call to time decorater " + Id);
}
if (ParentOutput.TimeSet == null || ParentOutput.TimeSet.Times == null)
{
throw new Exception("Invalid time specifier in decorated output item \"" + ParentOutput.Id +
"\" for in GetValues() call to time decorater " + Id);
}
// Determinee query time and currently available time
double queryTimeAsMJD =
querySpecifier.TimeSet.Times[querySpecifier.TimeSet.Times.Count - 1].StampAsModifiedJulianDay +
querySpecifier.TimeSet.Times[querySpecifier.TimeSet.Times.Count - 1].DurationInDays;
double availableTimeAsMJD = Double.NegativeInfinity;
IList <ITime> decoratedOutputItemTimes = ParentOutput.TimeSet.Times;
if (decoratedOutputItemTimes.Count > 0)
{
availableTimeAsMJD =
decoratedOutputItemTimes[decoratedOutputItemTimes.Count - 1].StampAsModifiedJulianDay +
decoratedOutputItemTimes[decoratedOutputItemTimes.Count - 1].DurationInDays;
}
// Update as far as needed.
ILinkableComponent linkableComponent = ParentOutput.Component;
while ((linkableComponent.Status == LinkableComponentStatus.Valid ||
linkableComponent.Status == LinkableComponentStatus.Updated) &&
availableTimeAsMJD < queryTimeAsMJD)
{
linkableComponent.Update();
// Determine newly available time
decoratedOutputItemTimes = ParentOutput.TimeSet.Times;
availableTimeAsMJD =
decoratedOutputItemTimes[decoratedOutputItemTimes.Count - 1].StampAsModifiedJulianDay +
decoratedOutputItemTimes[decoratedOutputItemTimes.Count - 1].DurationInDays;
}
// Return the values for the required time(s)
IList <IList <double> > resultValues = new List <IList <double> >();
if (querySpecifier.TimeSet != null && querySpecifier.TimeSet.Times != null)
{
for (int t = 0; t < querySpecifier.TimeSet.Times.Count; t++)
{
resultValues.Add(new List <double>());
ITime queryTime = querySpecifier.TimeSet.Times[t];
List <double> valuesForTimeStep = _buffer.GetValues(queryTime);
foreach (double d in valuesForTimeStep)
{
resultValues[t].Add(d);
}
}
}
return(new ValueSet <double>(resultValues));
}
