public static async Task <DataHandler> CreateAsync(IStorageContext dataContext)
{
var storageDefinition = dataContext.StorageDefinition;
string latAxisName = IntegratorsFactoryHelpers.AutodetectLatName(storageDefinition);
string lonAxisName = IntegratorsFactoryHelpers.AutodetectLonName(storageDefinition);
var timeAxisDetection = StepFunctionAutoDetectHelper.SmartDetectAxis(dataContext);
var result = timeAxisDetection as StepFunctionAutoDetectHelper.AxisFound;
if (result == null)
{
throw new InvalidOperationException("Time axes detection failed");
}
var latAxisTask = dataContext.GetDataAsync(latAxisName);
var lonAxisTask = dataContext.GetDataAsync(lonAxisName);
var timeAxis = await dataContext.GetDataAsync(result.AxisName);
var timeGroupCalc = StepFunctionAutoDetectHelper.ConstructStatisticsCalculator(result.AxisKind, timeAxis, result.BaseOffset);
var latAxis = await latAxisTask;
var latStatCalc = new CoveredPointsStatistics(latAxis);
var lonAxis = await lonAxisTask;
var lonStatCalc = new CoveredPointsStatistics(lonAxis);
var baseUncertaintyProvider = new NoUncertaintyEvaluator();
var coverageCheckUncertaintyEvaluator = new GridUncertaintyConventionsDecorator(baseUncertaintyProvider, latStatCalc, lonStatCalc, timeGroupCalc);
var variablePresenceCheckEvaluator = new VariablePresenceCheckDecorator(dataContext.StorageDefinition, coverageCheckUncertaintyEvaluator);
var gridAggregator = new GridModeAggregator(dataContext, timeGroupCalc, latStatCalc, lonStatCalc, true);
var clusteringAggregator = new GridClusteringDecorator(dataContext.StorageDefinition, gridAggregator, timeGroupCalc, latStatCalc, lonStatCalc);
return(new DataHandler(dataContext, variablePresenceCheckEvaluator, clusteringAggregator));
}
public void GetBoundingBoxDescAxisTest()
{
var target = new CoveredPointsStatistics(new double[] { 15.0, 10.0, 5.0, 0.0 });
var res = target.GetBoundingBox(1.1, 1.2);
Assert.IsTrue(res.IsSingular); //requested region does not cover any data points
res = target.GetBoundingBox(-1.2, -1.1);
Assert.IsTrue(res.IsSingular); //requested region does not cover any data points
res = target.GetBoundingBox(100, 120);
Assert.IsTrue(res.IsSingular); //requested region does not cover any data points
res = target.GetBoundingBox(1.1, 6.2);
Assert.AreEqual(2, res.first);
Assert.AreEqual(2, res.last);
res = target.GetBoundingBox(1.1, 11.2);
Assert.AreEqual(1, res.first);
Assert.AreEqual(2, res.last);
res = target.GetBoundingBox(1.1, 211.2);
Assert.AreEqual(0, res.first);
Assert.AreEqual(2, res.last);
res = target.GetBoundingBox(-1.1, 11.2);
Assert.AreEqual(1, res.first);
Assert.AreEqual(3, res.last);
res = target.GetBoundingBox(-1.1, 0.0);
Assert.AreEqual(3, res.first);
Assert.AreEqual(3, res.last);
res = target.GetBoundingBox(15.0, 120.0);
Assert.AreEqual(0, res.first);
Assert.AreEqual(0, res.last);
res = target.GetBoundingBox(5.0, 6.0);
Assert.AreEqual(2, res.first);
Assert.AreEqual(2, res.last);
res = target.GetBoundingBox(4.0, 5.0);
Assert.AreEqual(2, res.first);
Assert.AreEqual(2, res.last);
}
public void GetDataIndicesDescAxisTest()
{
var target = new CoveredPointsStatistics(new double[] { 15.0, 10.0, 5.0, 0.0 });
var res = target.GetDataIndices(1.1, 1.2);
Assert.AreEqual(0, res.Length); //requested region does not cover any data points
res = target.GetDataIndices(-1.2, -1.1);
Assert.AreEqual(0, res.Length); //requested region does not cover any data points
res = target.GetDataIndices(100, 120);
Assert.AreEqual(0, res.Length); //requested region does not cover any data points
res = target.GetDataIndices(1.1, 6.2);
CompareArrays(new int[] { 2 }, res);
res = target.GetDataIndices(1.1, 11.2);
CompareArrays(new int[] { 2, 1 }, res);
res = target.GetDataIndices(1.1, 211.2);
CompareArrays(new int[] { 2, 1, 0 }, res);
res = target.GetDataIndices(-1.1, 11.2);
CompareArrays(new int[] { 3, 2, 1 }, res);
res = target.GetDataIndices(-1.1, 0.0);
CompareArrays(new int[] { 3 }, res);
res = target.GetDataIndices(15.0, 120.0);
CompareArrays(new int[] { 0 }, res);
res = target.GetDataIndices(5.0, 6.0);
CompareArrays(new int[] { 2 }, res);
res = target.GetDataIndices(4.0, 5.0);
CompareArrays(new int[] { 2 }, res);
}