jellyfin-server/MediaBrowser.Common/Json/Converters/JsonNullableStructConverterFactory.cs
2020-09-27 09:45:11 -06:00

27 lines
961 B
C#

using System;
using System.Text.Json;
using System.Text.Json.Serialization;
namespace MediaBrowser.Common.Json.Converters
{
/// <summary>
/// Json nullable struct converter factory.
/// </summary>
public class JsonNullableStructConverterFactory : JsonConverterFactory
{
/// <inheritdoc />
public override bool CanConvert(Type typeToConvert)
{
return typeToConvert.IsGenericType
&& typeToConvert.GetGenericTypeDefinition() == typeof(Nullable<>)
&& typeToConvert.GenericTypeArguments[0].IsValueType;
}
/// <inheritdoc />
public override JsonConverter CreateConverter(Type typeToConvert, JsonSerializerOptions options)
{
var structType = typeToConvert.GenericTypeArguments[0];
return (JsonConverter)Activator.CreateInstance(typeof(JsonNullableStructConverter<>).MakeGenericType(structType));
}
}
}