IEnumerable <T> ApplyUnpackRepackXml <T>(IIntermediateDataSerializer formatter, T input)
{
XElement intermediate;
using (var stream = new MemoryStream())
{
formatter.Serialize(input, stream, typeof(T));
stream.Seek(0, SeekOrigin.Begin);
intermediate = formatter.UnpackXml(stream);
}
// Direct
using (var stream = new MemoryStream())
{
formatter.RepackXml(intermediate, stream);
stream.Seek(0, SeekOrigin.Begin);
yield return((T)formatter.Deserialize(stream, typeof(T)));
}
// ToString/Parse Roundtrip
{
var text = intermediate.ToString();
var xml = XElement.Parse(text);
using (var stream = new MemoryStream())
{
formatter.RepackXml(xml, stream);
stream.Seek(0, SeekOrigin.Begin);
yield return((T)formatter.Deserialize(stream, typeof(T)));
}
}
// Save/Load Roundtrip
{
string text;
using (var writer = new StringWriter())
{
intermediate.Save(writer);
text = intermediate.ToString();
}
XElement xml;
using (var reader = new StringReader(text))
{
xml = XElement.Load(reader);
}
using (var stream = new MemoryStream())
{
formatter.RepackXml(xml, stream);
stream.Seek(0, SeekOrigin.Begin);
yield return((T)formatter.Deserialize(stream, typeof(T)));
}
}
}
public static Result <XElement, Exception> TryUnpackXml(this IIntermediateDataSerializer serializer, Stream source)
{
var position = source.Position;
try
{
var result = serializer.UnpackXml(source);
if (result == null)
{
return(Result <XElement, Exception> .CreateError(new SerializationException("Serializer returned null")));
}
return(Result <XElement, Exception> .CreateSuccess(result));
}
catch (Exception e)
{
return(Result <XElement, Exception> .CreateError(e));
}
finally
{
source.Position = position;
}
}
