protected override Geometry ToGeometry(object value)
{
var bytes = value as byte[];
if (bytes == null || bytes.Length == 0)
{
return(null);
}
var reader = new SqlServerBytesReader {
IsGeography = IsGeography
};
var geometry = reader.Read(bytes);
SetDefaultSRID(geometry);
return(geometry);
}
/// <summary>
/// This is an internal API that supports the Entity Framework Core infrastructure and not subject to
/// the same compatibility standards as public APIs. It may be changed or removed without notice in
/// any release. You should only use it directly in your code with extreme caution and knowing that
/// doing so can result in application failures when updating to a new Entity Framework Core release.
/// </summary>
public GeometryValueConverter(SqlServerBytesReader reader, SqlServerBytesWriter writer)
: base(
g => new SqlBytes(writer.Write(g)),
b => (TGeometry)reader.Read(b.Value))
{
}
/// <summary> /// Parse a database value back to a typed value. /// </summary> /// <param name="value"></param> /// <returns></returns> public override T Parse(object value) => (T)_reader.Read((byte[])value);