/// <inheritdoc/>
object IFieldCodec <object> .ReadValue <TInput>(ref Reader <TInput> reader, Field field)
{
if (field.WireType == WireType.Reference)
{
return(ReferenceCodec.ReadReference <T[], TInput>(ref reader, field));
}
if (field.WireType != WireType.TagDelimited)
{
ThrowUnsupportedWireTypeException(field);
}
var placeholderReferenceId = ReferenceCodec.CreateRecordPlaceholder(reader.Session);
Array result = null;
uint fieldId = 0;
int[] lengths = null;
int[] indices = null;
var rank = 0;
while (true)
{
var header = reader.ReadFieldHeader();
if (header.IsEndBaseOrEndObject)
{
break;
}
fieldId += header.FieldIdDelta;
switch (fieldId)
{
case 0:
{
lengths = _intArrayCodec.ReadValue(ref reader, header);
rank = lengths.Length;
// Multi-dimensional arrays must be indexed using indexing arrays, so create one now.
indices = new int[rank];
result = Array.CreateInstance(CodecElementType, lengths);
ReferenceCodec.RecordObject(reader.Session, result, placeholderReferenceId);
break;
}
case 1:
{
if (result is null)
{
return(ThrowLengthsFieldMissing());
}
var element = _elementCodec.ReadValue(ref reader, header);
result.SetValue(element, indices);
// Increment the indices array by 1.
var idx = rank - 1;
while (idx >= 0 && ++indices[idx] >= lengths[idx])
{
indices[idx] = 0;
--idx;
}
break;
}
default:
reader.ConsumeUnknownField(header);
break;
}
}
return(result);
}
/// <summary>
/// Writes a field.
/// </summary>
/// <typeparam name="TBufferWriter">The buffer writer type.</typeparam>
/// <param name="writer">The writer.</param>
/// <param name="fieldIdDelta">The field identifier delta.</param>
/// <param name="expectedType">The expected type.</param>
/// <param name="value">The value.</param>
public static void WriteField <TBufferWriter>(ref Writer <TBufferWriter> writer, uint fieldIdDelta, Type expectedType, TimeSpan value) where TBufferWriter : IBufferWriter <byte>
{
ReferenceCodec.MarkValueField(writer.Session);
writer.WriteFieldHeader(fieldIdDelta, expectedType, CodecFieldType, WireType.Fixed64);
writer.WriteInt64(value.Ticks);
}
/// <inheritdoc/>
public List <T> ReadValue <TInput>(ref Reader <TInput> reader, Field field)
{
if (field.WireType == WireType.Reference)
{
return(ReferenceCodec.ReadReference <List <T>, TInput>(ref reader, field));
}
if (field.WireType != WireType.TagDelimited)
{
ThrowUnsupportedWireTypeException(field);
}
var placeholderReferenceId = ReferenceCodec.CreateRecordPlaceholder(reader.Session);
List <T> result = null;
uint fieldId = 0;
var length = 0;
var index = 0;
while (true)
{
var header = reader.ReadFieldHeader();
if (header.IsEndBaseOrEndObject)
{
break;
}
fieldId += header.FieldIdDelta;
switch (fieldId)
{
case 0:
length = Int32Codec.ReadValue(ref reader, header);
if (length > 10240 && length > reader.Length)
{
ThrowInvalidSizeException(length);
}
result = _activator.Create(length);
result.Capacity = length;
ReferenceCodec.RecordObject(reader.Session, result, placeholderReferenceId);
break;
case 1:
if (result is null)
{
ThrowLengthFieldMissing();
}
if (index >= length)
{
ThrowIndexOutOfRangeException(length);
}
result.Add(_fieldCodec.ReadValue(ref reader, header));
++index;
break;
default:
reader.ConsumeUnknownField(header);
break;
}
}
return(result);
}
/// <summary>
/// Writes a field.
/// </summary>
/// <typeparam name="TBufferWriter">The buffer writer type.</typeparam>
/// <param name="writer">The writer.</param>
/// <param name="fieldIdDelta">The field identifier delta.</param>
/// <param name="expectedType">The expected type.</param>
/// <param name="value">The value.</param>
public static void WriteField <TBufferWriter>(ref Writer <TBufferWriter> writer, uint fieldIdDelta, Type expectedType, char value) where TBufferWriter : IBufferWriter <byte>
{
ReferenceCodec.MarkValueField(writer.Session);
writer.WriteFieldHeader(fieldIdDelta, expectedType, CodecFieldType, WireType.VarInt);
writer.WriteVarUInt32(value);
}
/// <summary>
/// Reads a value.
/// </summary>
/// <typeparam name="TInput">The reader input type.</typeparam>
/// <param name="reader">The reader.</param>
/// <param name="field">The field.</param>
/// <returns>The value.</returns>
public static Type ReadValue <TInput>(ref Reader <TInput> reader, Field field)
{
if (field.WireType == WireType.Reference)
{
return(ReferenceCodec.ReadReference <Type, TInput>(ref reader, field));
}
var placeholderReferenceId = ReferenceCodec.CreateRecordPlaceholder(reader.Session);
uint fieldId = 0;
var schemaType = default(SchemaType);
uint id = 0;
Type result = null;
while (true)
{
var header = reader.ReadFieldHeader();
if (header.IsEndBaseOrEndObject)
{
break;
}
ReferenceCodec.MarkValueField(reader.Session);
fieldId += header.FieldIdDelta;
switch (fieldId)
{
case 0:
schemaType = (SchemaType)reader.ReadVarUInt32();
break;
case 1:
result = reader.Session.TypeCodec.ReadLengthPrefixed(ref reader);
break;
case 2:
id = reader.ReadVarUInt32();
break;
default:
reader.ConsumeUnknownField(header);
break;
}
}
switch (schemaType)
{
case SchemaType.Referenced:
if (reader.Session.ReferencedTypes.TryGetReferencedType(id, out result))
{
break;
}
return(ThrowUnknownReferencedType(id));
case SchemaType.WellKnown:
if (reader.Session.WellKnownTypes.TryGetWellKnownType(id, out result))
{
break;
}
return(ThrowUnknownWellKnownType(id));
case SchemaType.Encoded:
if (result is not null)
{
break;
}
return(ThrowMissingType());
default:
return(ThrowInvalidSchemaType(schemaType));
}
ReferenceCodec.RecordObject(reader.Session, result, placeholderReferenceId);
return(result);
}
/// <summary>
/// Writes a field.
/// </summary>
/// <typeparam name="TBufferWriter">The buffer writer type.</typeparam>
/// <param name="writer">The writer.</param>
/// <param name="fieldIdDelta">The field identifier delta.</param>
/// <param name="expectedType">The expected type.</param>
/// <param name="value">The value.</param>
/// <param name="actualType">The actual type.</param>
public static void WriteField <TBufferWriter>(ref Writer <TBufferWriter> writer, uint fieldIdDelta, Type expectedType, short value, Type actualType) where TBufferWriter : IBufferWriter <byte>
{
ReferenceCodec.MarkValueField(writer.Session);
writer.WriteFieldHeader(fieldIdDelta, expectedType, actualType, WireType.VarInt);
writer.WriteVarInt16(value);
}
public static ulong ReadValue <TInput>(ref Reader <TInput> reader, Field field)
{
ReferenceCodec.MarkValueField(reader.Session);
return(reader.ReadUInt64(field.WireType));
}
public static char ReadValue <TInput>(ref Reader <TInput> reader, Field field)
{
ReferenceCodec.MarkValueField(reader.Session);
return((char)reader.ReadUInt16(field.WireType));
}
/// <inheritdoc />
public object ReadValue <TInput>(ref Reader <TInput> reader, Field field)
{
ReferenceCodec.MarkValueField(reader.Session);
uint type = default;
CompareOptions options = default;
int lcid = default;
uint fieldId = 0;
while (true)
{
var header = reader.ReadFieldHeader();
if (header.IsEndBaseOrEndObject)
{
break;
}
fieldId += header.FieldIdDelta;
switch (fieldId)
{
case 0:
type = UInt32Codec.ReadValue(ref reader, header);
break;
case 1:
options = (CompareOptions)UInt64Codec.ReadValue(ref reader, header);
break;
case 2:
lcid = Int32Codec.ReadValue(ref reader, header);
break;
default:
reader.ConsumeUnknownField(header);
break;
}
}
if (type == 0)
{
return(null);
}
else if (type == 1)
{
if (options.HasFlag(CompareOptions.IgnoreCase))
{
return(StringComparer.OrdinalIgnoreCase);
}
else
{
return(StringComparer.Ordinal);
}
}
else if (type == 2)
{
if (lcid == CultureInfo.InvariantCulture.LCID)
{
if (options == CompareOptions.None)
{
return(StringComparer.InvariantCulture);
}
else if (options == CompareOptions.IgnoreCase)
{
return(StringComparer.InvariantCultureIgnoreCase);
}
// Otherwise, perhaps some other options were specified, in which case we fall-through to create a new comparer.
}
var cultureInfo = CultureInfo.GetCultureInfo(lcid);
var result = StringComparer.Create(cultureInfo, options);
return(result);
}
ThrowNotSupported(field, type);
return(null);
}
/// <inheritdoc />
public void WriteField <TBufferWriter>(ref Writer <TBufferWriter> writer, uint fieldIdDelta, Type expectedType, object value) where TBufferWriter : IBufferWriter <byte>
{
uint type;
CompareOptions compareOptions = default;
CompareInfo compareInfo = default;
if (value is null)
{
type = 0;
}
else
{
#if NET6_0_OR_GREATER
var comparer = (IEqualityComparer <string>)value;
if (StringComparer.IsWellKnownOrdinalComparer(comparer, out var ignoreCase))
{
// Ordinal. This also handles EqualityComparer<string>.Default.
type = 1;
if (ignoreCase)
{
compareOptions = CompareOptions.IgnoreCase;
}
}
else if (StringComparer.IsWellKnownCultureAwareComparer(comparer, out compareInfo, out compareOptions))
{
type = 2;
}
else
{
ThrowNotSupported(value.GetType());
return;
}
#else
var isOrdinal = _ordinalComparer.Equals(value) || _defaultEqualityComparer.Equals(value);
var isOrdinalIgnoreCase = _ordinalIgnoreCaseComparer.Equals(value);
if (isOrdinal)
{
type = 1;
}
else if (isOrdinalIgnoreCase)
{
type = 1;
compareOptions = CompareOptions.IgnoreCase;
}
else if (TryGetWellKnownCultureAwareComparerInfo(value, out compareInfo, out compareOptions, out var ignoreCase))
{
type = 2;
if (ignoreCase)
{
compareOptions |= CompareOptions.IgnoreCase;
}
}
else
{
ThrowNotSupported(value.GetType());
return;
}
#endif
}
ReferenceCodec.MarkValueField(writer.Session);
writer.WriteFieldHeader(fieldIdDelta, expectedType, typeof(WellKnownStringComparerCodec), WireType.TagDelimited);
UInt32Codec.WriteField(ref writer, 0, typeof(int), type);
UInt64Codec.WriteField(ref writer, 1, typeof(ulong), (ulong)compareOptions);
if (compareInfo is not null)
{
Int32Codec.WriteField(ref writer, 1, typeof(int), compareInfo.LCID);
}
writer.WriteEndObject();
}
public static void WriteField <TBufferWriter>(ref Writer <TBufferWriter> writer, uint fieldIdDelta, Type expectedType, BitVector32 value) where TBufferWriter : IBufferWriter <byte>
{
ReferenceCodec.MarkValueField(writer.Session);
writer.WriteFieldHeader(fieldIdDelta, expectedType, typeof(BitVector32), WireType.Fixed32);
writer.WriteInt32(value.Data); // BitVector32.Data gets the value of the BitVector32 as an Int32
}
void IFieldCodec <ValueTuple> .WriteField <TBufferWriter>(ref Writer <TBufferWriter> writer, uint fieldIdDelta, Type expectedType, ValueTuple value)
{
ReferenceCodec.MarkValueField(writer.Session);
writer.WriteFieldHeader(fieldIdDelta, expectedType, value.GetType(), WireType.VarInt);
writer.WriteVarUInt32(0);
}