/// <summary>
/// Converts from GeoAPI geometry type to database geometry type.
/// </summary>
/// <param name="value">The GeoAPI geometry value.</param>
/// <returns></returns>
protected override SdoGeometry FromGeometry(object value)
{
IGeometry geometry = value as IGeometry;
if (geometry == null)
{
return(null);
}
else
{
this.SetDefaultSRID(geometry);
try
{
OracleGeometryWriter writer = new OracleGeometryWriter();
SdoGeometry sdoGeometry = writer.Write(geometry);
return(sdoGeometry);
}
catch (FormatException ex)
{
if (ex.Message == "24117: The LineString input is not valid because it does not have enough distinct points. A LineString must have at least two distinct points." ||
ex.Message == "24305: The Polygon input is not valid because the ring does not have enough distinct points. Each ring of a polygon must contain at least three distinct points.")
{
// TODO: Not sure what to do in these cases...
return(null);
}
else
{
throw;
}
}
}
}
public void CollectionConversion(string wkt, string wktresult, int srid)
{
var geom = wr.Read(wkt);
var result = wr.Read(wktresult);
geom.SRID = srid;
result.SRID = srid;
var t = new OracleGeometryWriter().Write(geom);
var regeom = or.Read(t);
Assert.IsTrue(result.EqualsExact(regeom));
}
public void CCWTestsOnPolygon()
{
var wrongCCW = "POLYGON((10 10, 10 20, 20 20, 20 10, 10 10),(5 5,6 5,6 6,5 6,5 5))";
var correctCCW = "POLYGON((10 10, 20 10, 20 20, 10 20, 10 10),(5 5,5 6,6 6,6 5,5 5))";
var geom1 = wr.Read(wrongCCW);
var geom2 = wr.Read(correctCCW);
var t = new OracleGeometryWriter().Write(geom1);
var geom3 = or.Read(t);
Assert.IsTrue(geom2.EqualsExact(geom3));
}
public void BasicConversion(string wkt, int srid)
{
var geom = wr.Read(wkt);
var parsed = geom.AsText();
var regeom = wr.Read(parsed);
var reparsed = regeom.AsText();
geom.SRID = srid;
regeom.SRID = srid;
Assert.IsTrue(geom.EqualsExact(regeom));
Assert.AreEqual(parsed, reparsed);
var t = new OracleGeometryWriter().Write(regeom);
var regeom3 = or.Read(t);
Assert.IsTrue(geom.EqualsExact(regeom3));
}
