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Code Issues Releases Wiki Activity

Added EmptyArrayObjectConverter, added JsonSerializerOptions parameter to SystemTextJsonMessageAccessor ctor

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Jkorf 2024-12-20 13:36:02 +01:00
parent 1ec5984fad
commit 460dd97537
2 changed files with 84 additions and 3 deletions
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37
CryptoExchange.Net/Converters/SystemTextJson/EmptyArrayObjectConverter.cs Normal file
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@ -0,0 +1,37 @@
using System;
using System.Text.Json;
using System.Text.Json.Serialization;
namespace CryptoExchange.Net.Converters.SystemTextJson
{
/// <summary>
/// Converter mapping to an object but also handles when an empty array is send
/// </summary>
/// <typeparam name="T"></typeparam>
public class EmptyArrayObjectConverter<T> : JsonConverter<T>
{
private static JsonSerializerOptions _defaultConverter = SerializerOptions.WithConverters;
/// <inheritdoc />
public override T? Read(
ref Utf8JsonReader reader,
Type typeToConvert,
JsonSerializerOptions options)
{
switch (reader.TokenType)
{
case JsonTokenType.StartArray:
_ = JsonSerializer.Deserialize<object[]>(ref reader, options);
return default;
case JsonTokenType.StartObject:
return JsonSerializer.Deserialize<T>(ref reader, _defaultConverter);
};
return default;
}
/// <inheritdoc />
public override void Write(Utf8JsonWriter writer, T value, JsonSerializerOptions options)
=> JsonSerializer.Serialize(writer, (object?)value, options);
}
}

50
CryptoExchange.Net/Converters/SystemTextJson/SystemTextJsonMessageAccessor.cs
View File

@ -21,6 +21,7 @@ namespace CryptoExchange.Net.Converters.SystemTextJson
protected JsonDocument? _document;
private static JsonSerializerOptions _serializerOptions = SerializerOptions.WithConverters;
private JsonSerializerOptions? _customSerializerOptions;
/// <inheritdoc />
public bool IsJson { get; set; }
@ -31,6 +32,21 @@ namespace CryptoExchange.Net.Converters.SystemTextJson
/// <inheritdoc />
public object? Underlying => throw new NotImplementedException();
/// <summary>
/// ctor
/// </summary>
public SystemTextJsonMessageAccessor()
{
}
/// <summary>
/// ctor
/// </summary>
public SystemTextJsonMessageAccessor(JsonSerializerOptions options)
{
_customSerializerOptions = options;
}
/// <inheritdoc />
public CallResult<object> Deserialize(Type type, MessagePath? path = null)
{
@ -42,7 +58,7 @@ namespace CryptoExchange.Net.Converters.SystemTextJson
try
{
var result = _document.Deserialize(type, _serializerOptions);
var result = _document.Deserialize(type, _customSerializerOptions ?? _serializerOptions);
return new CallResult<object>(result!);
}
catch (JsonException ex)
@ -65,7 +81,7 @@ namespace CryptoExchange.Net.Converters.SystemTextJson
try
{
var result = _document.Deserialize<T>(_serializerOptions);
var result = _document.Deserialize<T>(_customSerializerOptions ?? _serializerOptions);
return new CallResult<T>(result!);
}
catch (JsonException ex)
@ -129,7 +145,7 @@ namespace CryptoExchange.Net.Converters.SystemTextJson
{
try
{
return value.Value.Deserialize<T>(_serializerOptions);
return value.Value.Deserialize<T>(_customSerializerOptions ?? _serializerOptions);
}
catch { }
return default;
@ -223,6 +239,20 @@ namespace CryptoExchange.Net.Converters.SystemTextJson
/// <inheritdoc />
public override bool OriginalDataAvailable => _stream?.CanSeek == true;
/// <summary>
/// ctor
/// </summary>
public SystemTextJsonStreamMessageAccessor(): base()
{
}
/// <summary>
/// ctor
/// </summary>
public SystemTextJsonStreamMessageAccessor(JsonSerializerOptions options): base(options)
{
}
/// <inheritdoc />
public async Task<CallResult> Read(Stream stream, bool bufferStream)
{
@ -286,6 +316,20 @@ namespace CryptoExchange.Net.Converters.SystemTextJson
{
private ReadOnlyMemory<byte> _bytes;
/// <summary>
/// ctor
/// </summary>
public SystemTextJsonByteMessageAccessor() : base()
{
}
/// <summary>
/// ctor
/// </summary>
public SystemTextJsonByteMessageAccessor(JsonSerializerOptions options) : base(options)
{
}
/// <inheritdoc />
public CallResult Read(ReadOnlyMemory<byte> data)
{