public void Serialize <TBufferWriter>(ref Writer <TBufferWriter> writer, SubType obj) where TBufferWriter : IBufferWriter <byte>
{
_baseTypeSerializer.Serialize(ref writer, obj);
writer.WriteEndBase(); // the base object is complete.
_stringCodec.WriteField(ref writer, 0, typeof(string), obj.String);
_intCodec.WriteField(ref writer, 1, typeof(int), obj.Int);
_objectCodec.WriteField(ref writer, 1, typeof(object), obj.Ref);
_intCodec.WriteField(ref writer, 1, typeof(int), obj.Int);
_intCodec.WriteField(ref writer, 409, typeof(int), obj.Int);
/*writer.WriteFieldHeader(session, 1025, typeof(Guid), Guid.Empty.GetType(), WireType.Fixed128);
* writer.WriteFieldHeader(session, 1020, typeof(object), typeof(Program), WireType.Reference);*/
}
static void Test <T>(Func <SerializerSession> getSession, IFieldCodec <T> serializer, T expected)
{
var session = getSession();
var pipe = new Pipe();
var writer = new Writer <PipeWriter>(pipe.Writer, session);
serializer.WriteField(ref writer, 0, typeof(T), expected);
Console.WriteLine($"Size: {writer.Position} bytes.");
Console.WriteLine($"Wrote References:\n{GetWriteReferenceTable(session)}");
pipe.Writer.FlushAsync().GetAwaiter().GetResult();
pipe.Writer.Complete();
pipe.Reader.TryRead(out var readResult);
var reader = new Reader(readResult.Buffer, getSession());
var initialHeader = reader.ReadFieldHeader();
//Console.WriteLine(initialHeader);
var actual = serializer.ReadValue(ref reader, initialHeader);
pipe.Reader.AdvanceTo(readResult.Buffer.End);
pipe.Reader.Complete();
Console.WriteLine($"Expect: {expected}\nActual: {actual}");
var references = GetReadReferenceTable(reader.Session);
Console.WriteLine($"Read references:\n{references}");
}
public void WriteField <TBufferWriter>(ref Writer <TBufferWriter> writer, uint fieldIdDelta, Type expectedType, Dictionary <TKey, TValue> value) where TBufferWriter : IBufferWriter <byte>
{
if (ReferenceCodec.TryWriteReferenceField(ref writer, fieldIdDelta, expectedType, value))
{
return;
}
writer.WriteFieldHeader(fieldIdDelta, expectedType, value.GetType(), WireType.TagDelimited);
if (value.Comparer != EqualityComparer <TKey> .Default)
{
_comparerCodec.WriteField(ref writer, 0, typeof(IEqualityComparer <TKey>), value.Comparer);
}
Int32Codec.WriteField(ref writer, 1, typeof(int), value.Count);
uint innerFieldIdDelta = 1;
foreach (var element in value)
{
_pairCodec.WriteField(ref writer, innerFieldIdDelta, CodecFieldType, element);
innerFieldIdDelta = 0;
}
writer.WriteEndObject();
}
private void RoundTripTest(SubType expected, bool assertRef = true)
{
using var writerSession = GetSession();
var pipe = new Pipe();
var writer = Writer.Create(pipe.Writer, writerSession);
_serializer.WriteField(ref writer, 0, typeof(SubType), expected);
writer.Commit();
_log.WriteLine($"Size: {writer.Position} bytes.");
_log.WriteLine($"Wrote References:\n{GetWriteReferenceTable(writerSession)}");
_ = pipe.Writer.FlushAsync().AsTask().GetAwaiter().GetResult();
pipe.Writer.Complete();
_ = pipe.Reader.TryRead(out var readResult);
using var readerSesssion = GetSession();
var reader = Reader.Create(readResult.Buffer, readerSesssion);
var initialHeader = reader.ReadFieldHeader();
_log.WriteLine("Header:");
_log.WriteLine(initialHeader.ToString());
var actual = _serializer.ReadValue(ref reader, initialHeader);
pipe.Reader.AdvanceTo(readResult.Buffer.End);
pipe.Reader.Complete();
_log.WriteLine($"Expect: {expected}\nActual: {actual}");
Assert.Equal(expected.BaseTypeString, actual.BaseTypeString);
Assert.Null(actual.AddedLaterString); // The deserializer isn't 'aware' of this field which was added later - version tolerance.
Assert.Equal(expected.String, actual.String);
Assert.Equal(expected.Int, actual.Int);
if (assertRef)
{
Assert.Equal(expected.Ref, actual.Ref);
}
Assert.Equal(writer.Position, reader.Position);
Assert.Equal(writer.Session.ReferencedObjects.CurrentReferenceId, reader.Session.ReferencedObjects.CurrentReferenceId);
var references = GetReadReferenceTable(reader.Session);
_log.WriteLine($"Read references:\n{references}");
}
void IFieldCodec <T?> .WriteField <TBufferWriter>(ref Writer <TBufferWriter> writer, uint fieldIdDelta, Type expectedType, T?value)
{
// If the value is null, write it as the null reference.
if (!value.HasValue && ReferenceCodec.TryWriteReferenceField(ref writer, fieldIdDelta, expectedType, null))
{
return;
}
// The value is not null.
_fieldCodec.WriteField(ref writer, fieldIdDelta, typeof(T), value.Value);
}
public void Serialize <TBufferWriter>(ref Buffers.Writer <TBufferWriter> writer, PooledResponse <TResult> instance)
where TBufferWriter : System.Buffers.IBufferWriter <byte>
{
if (instance.Exception is null)
{
_resultCodec.WriteField(ref writer, 0U, ResultType, instance.TypedResult);
}
else
{
_exceptionCodec.WriteField(ref writer, 1U, ExceptionType, instance.Exception);
}
}
void IFieldCodec <KeyValuePair <TKey, TValue> > .WriteField <TBufferWriter>(ref Writer <TBufferWriter> writer,
uint fieldIdDelta,
Type expectedType,
KeyValuePair <TKey, TValue> value)
{
ReferenceCodec.MarkValueField(writer.Session);
writer.WriteFieldHeader(fieldIdDelta, expectedType, value.GetType(), WireType.TagDelimited);
_keyCodec.WriteField(ref writer, 0, typeof(TKey), value.Key);
_valueCodec.WriteField(ref writer, 1, typeof(TValue), value.Value);
writer.WriteEndObject();
}
void IFieldCodec <Tuple <T> > .WriteField <TBufferWriter>(ref Writer <TBufferWriter> writer, uint fieldIdDelta, Type expectedType, Tuple <T> value)
{
if (ReferenceCodec.TryWriteReferenceField(ref writer, fieldIdDelta, expectedType, value))
{
return;
}
writer.WriteFieldHeader(fieldIdDelta, expectedType, value.GetType(), WireType.TagDelimited);
_valueCodec.WriteField(ref writer, 1, typeof(T), value.Item1);
writer.WriteEndObject();
}
void IFieldCodec <ValueTuple <T> > .WriteField <TBufferWriter>(
ref Writer <TBufferWriter> writer,
uint fieldIdDelta,
Type expectedType,
ValueTuple <T> value)
{
ReferenceCodec.MarkValueField(writer.Session);
writer.WriteFieldHeader(fieldIdDelta, expectedType, value.GetType(), WireType.TagDelimited);
_valueCodec.WriteField(ref writer, 1, typeof(T), value.Item1);
writer.WriteEndObject();
}
/// <inheritdoc/>
void IFieldCodec <object> .WriteField <TBufferWriter>(ref Writer <TBufferWriter> writer, uint fieldIdDelta, Type expectedType, object value)
{
if (ReferenceCodec.TryWriteReferenceField(ref writer, fieldIdDelta, expectedType, value))
{
return;
}
writer.WriteFieldHeader(fieldIdDelta, expectedType, value.GetType(), WireType.TagDelimited);
var array = (Array)value;
var rank = array.Rank;
var lengths = new int[rank];
var indices = new int[rank];
// Write array lengths.
for (var i = 0; i < rank; i++)
{
lengths[i] = array.GetLength(i);
}
_intArrayCodec.WriteField(ref writer, 0, DimensionFieldType, lengths);
var remaining = array.Length;
uint innerFieldIdDelta = 1;
while (remaining-- > 0)
{
var element = array.GetValue(indices);
_elementCodec.WriteField(ref writer, innerFieldIdDelta, CodecElementType, (T)element);
innerFieldIdDelta = 0;
// Increment the indices array by 1.
if (remaining > 0)
{
var idx = rank - 1;
while (idx >= 0 && ++indices[idx] >= lengths[idx])
{
indices[idx] = 0;
--idx;
if (idx < 0)
{
_ = ThrowIndexOutOfRangeException(lengths);
}
}
}
}
writer.WriteEndObject();
}
static void TestSkip(Func <SerializerSession> getSession, IFieldCodec <SubType> serializer, SubType expected)
{
var session = getSession();
var writer = new Writer();
serializer.WriteField(writer, session, 0, typeof(SubType), expected);
var reader = new Reader(writer.ToBytes());
var deserializationContext = getSession();
var initialHeader = reader.ReadFieldHeader(session);
var skipCodec = new SkipFieldCodec();
skipCodec.ReadValue(reader, deserializationContext, initialHeader);
Console.WriteLine($"Skipped {reader.CurrentPosition}/{reader.Length} bytes.");
}
public void WriteField <TBufferWriter>(ref Writer <TBufferWriter> writer, uint fieldIdDelta, Type expectedType, List <T> value) where TBufferWriter : IBufferWriter <byte>
{
if (ReferenceCodec.TryWriteReferenceField(ref writer, fieldIdDelta, expectedType, value))
{
return;
}
writer.WriteFieldHeader(fieldIdDelta, expectedType, value.GetType(), WireType.TagDelimited);
Int32Codec.WriteField(ref writer, 0, Int32Codec.CodecFieldType, value.Count);
uint innerFieldIdDelta = 1;
foreach (var element in value)
{
_fieldCodec.WriteField(ref writer, innerFieldIdDelta, CodecElementType, element);
innerFieldIdDelta = 0;
}
writer.WriteEndObject();
}
static void TestSkip(Func <SerializerSession> getSession, IFieldCodec <SubType> serializer, SubType expected)
{
var session = getSession();
var pipe = new Pipe();
var writer = new Writer <PipeWriter>(pipe.Writer, session);
serializer.WriteField(ref writer, 0, typeof(SubType), expected);
pipe.Writer.FlushAsync().GetAwaiter().GetResult();
pipe.Writer.Complete();
pipe.Reader.TryRead(out var readResult);
var reader = new Reader(readResult.Buffer, getSession());
var initialHeader = reader.ReadFieldHeader();
var skipCodec = new SkipFieldCodec();
skipCodec.ReadValue(ref reader, initialHeader);
pipe.Reader.AdvanceTo(readResult.Buffer.End);
pipe.Reader.Complete();
Console.WriteLine($"Skipped {reader.Position} bytes.");
}
public void WriteField <TBufferWriter>(ref Writer <TBufferWriter> writer, uint fieldIdDelta, Type expectedType, Memory <T> value) where TBufferWriter : IBufferWriter <byte>
{
if (ReferenceCodec.TryWriteReferenceField(ref writer, fieldIdDelta, expectedType, value))
{
return;
}
writer.WriteFieldHeader(fieldIdDelta, expectedType, value.GetType(), WireType.TagDelimited);
Int32Codec.WriteField(ref writer, 0, typeof(int), value.Length);
var first = true;
foreach (var element in value.Span)
{
_fieldCodec.WriteField(ref writer, first ? 1U : 0, typeof(T), element);
first = false;
}
writer.WriteEndObject();
}
void IFieldCodec <Queue <T> > .WriteField <TBufferWriter>(ref Writer <TBufferWriter> writer, uint fieldIdDelta, Type expectedType, Queue <T> value)
{
if (ReferenceCodec.TryWriteReferenceField(ref writer, fieldIdDelta, expectedType, value))
{
return;
}
writer.WriteFieldHeader(fieldIdDelta, expectedType, value.GetType(), WireType.TagDelimited);
Int32Codec.WriteField(ref writer, 0, typeof(int), value.Count);
var first = true;
foreach (var element in value)
{
_fieldCodec.WriteField(ref writer, first ? 1U : 0, typeof(T), element);
first = false;
}
writer.WriteEndObject();
}
private static void Test <T>(Func <SerializerSession> getSession, IFieldCodec <T> serializer, T expected)
{
using var writerSession = getSession();
var pipe = new Pipe();
var writer = Writer.Create(pipe.Writer, writerSession);
serializer.WriteField(ref writer, 0, typeof(T), expected);
writer.Commit();
Console.WriteLine($"Size: {writer.Position} bytes.");
Console.WriteLine($"Wrote References:\n{GetWriteReferenceTable(writerSession)}");
_ = pipe.Writer.FlushAsync().AsTask().GetAwaiter().GetResult();
pipe.Writer.Complete();
_ = pipe.Reader.TryRead(out var readResult);
{
using var readerSesssion = getSession();
var reader = Reader.Create(readResult.Buffer, readerSesssion);
var result = BitStreamFormatter.Format(ref reader);
Console.WriteLine(result);
}
{
using var readerSesssion = getSession();
var reader = Reader.Create(readResult.Buffer, readerSesssion);
var initialHeader = reader.ReadFieldHeader();
Console.WriteLine("Header:");
Console.WriteLine(initialHeader.ToString());
var actual = serializer.ReadValue(ref reader, initialHeader);
pipe.Reader.AdvanceTo(readResult.Buffer.End);
pipe.Reader.Complete();
Console.WriteLine($"Expect: {expected}\nActual: {actual}");
var references = GetReadReferenceTable(reader.Session);
Console.WriteLine($"Read references:\n{references}");
}
}
static void Test <T>(Func <SerializerSession> getSession, IFieldCodec <T> serializer, T expected)
{
var session = getSession();
var writer = new Writer();
serializer.WriteField(writer, session, 0, typeof(T), expected);
Console.WriteLine($"Size: {writer.CurrentOffset} bytes.");
Console.WriteLine($"Wrote References:\n{GetWriteReferenceTable(session)}");
//Console.WriteLine("TokenStream: " + string.Join(" ", TokenStreamParser.Parse(new Reader(writer.ToBytes()), getSession())));
var reader = new Reader(writer.ToBytes());
var deserializationContext = getSession();
var initialHeader = reader.ReadFieldHeader(session);
//Console.WriteLine(initialHeader);
var actual = serializer.ReadValue(reader, deserializationContext, initialHeader);
Console.WriteLine($"Expect: {expected}\nActual: {actual}");
var references = GetReadReferenceTable(deserializationContext);
Console.WriteLine($"Read references:\n{references}");
}
void IFieldCodec <Dictionary <TKey, TValue> > .WriteField <TBufferWriter>(ref Writer <TBufferWriter> writer, uint fieldIdDelta, Type expectedType, Dictionary <TKey, TValue> value)
{
if (ReferenceCodec.TryWriteReferenceField(ref writer, fieldIdDelta, expectedType, value))
{
return;
}
writer.WriteFieldHeader(fieldIdDelta, expectedType, value.GetType(), WireType.TagDelimited);
if (value.Comparer != EqualityComparer <TKey> .Default)
{
_comparerCodec.WriteField(ref writer, 0, typeof(IEqualityComparer <TKey>), value.Comparer);
}
var first = true;
foreach (var element in value)
{
_pairCodec.WriteField(ref writer, first ? 1U : 0, typeof(KeyValuePair <TKey, TValue>), element);
first = false;
}
writer.WriteEndObject();
}
public void WriteField <TBufferWriter>(ref Writer <TBufferWriter> writer, uint fieldIdDelta, Type expectedType, object value) where TBufferWriter : IBufferWriter <byte>
{
if (ReferenceCodec.TryWriteReferenceField(ref writer, fieldIdDelta, expectedType, value))
{
return;
}
var type = value.GetType();
writer.WriteFieldHeader(fieldIdDelta, expectedType, CodecType, WireType.TagDelimited);
_typeCodec.WriteField(ref writer, 0, typeof(Type), type);
if (type.IsValueType)
{
var serializer = _valueTypeSerializerFactory.GetSerializer(type);
serializer.WriteValue(ref writer, value);
}
else
{
_objectSerializer.WriteValue(ref writer, value);
}
writer.WriteEndObject();
}
void IFieldCodec <TField> .WriteField <TBufferWriter>(ref Writer <TBufferWriter> writer, uint fieldIdDelta, Type expectedType, TField value) => _codec.WriteField(ref writer, fieldIdDelta, expectedType, value);