JsonConverterFactory.cs

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using System.Text.Json.Serialization.Metadata;
 
namespace System.Text.Json.Serialization;
 
public abstract class JsonConverterFactory : JsonConverter
{
    internal sealed override ConverterStrategy ConverterStrategy => ConverterStrategy.None;
 
    internal sealed override Type? KeyType => null;
 
    internal sealed override Type? ElementType => null;
 
    internal sealed override Type TypeToConvert => null;
 
    public abstract JsonConverter? CreateConverter(Type typeToConvert, JsonSerializerOptions options);
 
    internal override JsonPropertyInfo CreateJsonPropertyInfo()
    {
        throw new InvalidOperationException();
    }
 
    internal override JsonParameterInfo CreateJsonParameterInfo()
    {
        throw new InvalidOperationException();
    }
 
    internal JsonConverter GetConverterInternal(Type typeToConvert, JsonSerializerOptions options)
    {
        JsonConverter jsonConverter = CreateConverter(typeToConvert, options);
        if (jsonConverter == null)
        {
            ThrowHelper.ThrowInvalidOperationException_SerializerConverterFactoryReturnsNull(GetType());
        }
        if (jsonConverter is JsonConverterFactory)
        {
            ThrowHelper.ThrowInvalidOperationException_SerializerConverterFactoryReturnsJsonConverterFactorty(GetType());
        }
        return jsonConverter;
    }
 
    internal sealed override object ReadCoreAsObject(ref Utf8JsonReader reader, JsonSerializerOptions options, ref ReadStack state)
    {
        throw new InvalidOperationException();
    }
 
    internal sealed override bool TryReadAsObject(ref Utf8JsonReader reader, JsonSerializerOptions options, ref ReadStack state, out object value)
    {
        throw new InvalidOperationException();
    }
 
    internal sealed override bool TryWriteAsObject(Utf8JsonWriter writer, object value, JsonSerializerOptions options, ref WriteStack state)
    {
        throw new InvalidOperationException();
    }
 
    internal sealed override bool WriteCoreAsObject(Utf8JsonWriter writer, object value, JsonSerializerOptions options, ref WriteStack state)
    {
        throw new InvalidOperationException();
    }
 
    internal sealed override void WriteAsPropertyNameCoreAsObject(Utf8JsonWriter writer, object value, JsonSerializerOptions options, bool isWritingExtensionDataProperty)
    {
        throw new InvalidOperationException();
    }
}