internal FeatureDataReader(IGeometryFactory factory,
FeatureDataTable source,
FeatureQueryExpression query,
FeatureQueryExecutionOptions options)
{
if (source == null)
{
throw new ArgumentNullException("source");
}
if (options != FeatureQueryExecutionOptions.FullFeature)
{
throw new ArgumentException("Only QueryExecutionOptions.All is supported.",
"options");
}
_factory = factory;
_options = options;
_query = query;
_table = source.Clone();
foreach (FeatureDataRow row in source.Select(query.SpatialPredicate))
{
_table.ImportRow(row);
}
}
public void ExecuteIntersectionQueryReturnsExpectedFeatures()
{
DataTable source = CreateDataTableSource();
DataTablePoint provider = new DataTablePoint(source, "oid", "x", "y");
var query = new Envelope(400, 600, 400, 600);
FeatureDataTable expected = new FeatureDataTable();
expected.TableName = "PointSource";
foreach (DataColumn column in source.Columns)
{
expected.Columns.Add(column.ColumnName, column.DataType);
}
foreach (DataRowView rowView in source.DefaultView)
{
if (query.Contains(new Coordinate((double)rowView["x"], (double)rowView["y"])))
{
expected.ImportRow(rowView.Row);
}
}
FeatureDataSet dataSet = new FeatureDataSet();
provider.ExecuteIntersectionQuery(query, dataSet);
Assert.IsNotNull(dataSet);
Assert.IsNotNull(dataSet.Tables);
Assert.AreEqual(1, dataSet.Tables.Count);
FeatureDataTable actual = dataSet.Tables[0];
Assert.AreEqual(expected.Rows.Count, actual.Rows.Count);
foreach (DataRowView expectedRowView in expected.DefaultView)
{
DataRow[] actualRows = actual.Select("oid = " + expectedRowView["oid"]);
Assert.AreEqual(1, actualRows.Length);
Assert.AreEqual(expectedRowView["oid"], actualRows[0]["oid"]);
Assert.AreEqual(expectedRowView["x"], actualRows[0]["x"]);
Assert.AreEqual(expectedRowView["y"], actualRows[0]["y"]);
}
}
internal FeatureDataReader(IGeometryFactory factory,
FeatureDataTable source,
FeatureQueryExpression query,
FeatureQueryExecutionOptions options)
{
if (source == null) throw new ArgumentNullException("source");
if (options != FeatureQueryExecutionOptions.FullFeature)
{
throw new ArgumentException("Only QueryExecutionOptions.All is supported.",
"options");
}
_factory = factory;
_options = options;
_query = query;
_table = source.Clone();
foreach (FeatureDataRow row in source.Select(query.SpatialPredicate))
{
_table.ImportRow(row);
}
}
