Int32Converter.cs

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namespace System.Text.Json.Serialization.Converters;
 
internal sealed class Int32Converter : JsonConverter<int>
{
    public Int32Converter()
    {
        IsInternalConverterForNumberType = true;
    }
 
    public override int Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
    {
        return reader.GetInt32();
    }
 
    public override void Write(Utf8JsonWriter writer, int value, JsonSerializerOptions options)
    {
        writer.WriteNumberValue((long)value);
    }
 
    internal override int ReadAsPropertyNameCore(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
    {
        return reader.GetInt32WithQuotes();
    }
 
    internal override void WriteAsPropertyNameCore(Utf8JsonWriter writer, int value, JsonSerializerOptions options, bool isWritingExtensionDataProperty)
    {
        writer.WritePropertyName(value);
    }
 
    internal override int ReadNumberWithCustomHandling(ref Utf8JsonReader reader, JsonNumberHandling handling, JsonSerializerOptions options)
    {
        if (reader.TokenType == JsonTokenType.String && (JsonNumberHandling.AllowReadingFromString & handling) != 0)
        {
            return reader.GetInt32WithQuotes();
        }
        return reader.GetInt32();
    }
 
    internal override void WriteNumberWithCustomHandling(Utf8JsonWriter writer, int value, JsonNumberHandling handling)
    {
        if ((JsonNumberHandling.WriteAsString & handling) != 0)
        {
            writer.WriteNumberValueAsString(value);
        }
        else
        {
            writer.WriteNumberValue((long)value);
        }
    }
}