namespace System.Text.Json.Serialization.Converters { internal sealed class Int64Converter : JsonPrimitiveConverter<long> { public Int64Converter() { base.IsInternalConverterForNumberType = true; } public override long Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options) { return reader.GetInt64(); } public override void Write(Utf8JsonWriter writer, long value, JsonSerializerOptions options) { writer.WriteNumberValue(value); } internal override long ReadAsPropertyNameCore(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options) { return reader.GetInt64WithQuotes(); } internal override void WriteAsPropertyNameCore(Utf8JsonWriter writer, long value, JsonSerializerOptions options, bool isWritingExtensionDataProperty) { writer.WritePropertyName(value); } internal override long ReadNumberWithCustomHandling(ref Utf8JsonReader reader, JsonNumberHandling handling, JsonSerializerOptions options) { if (reader.TokenType == JsonTokenType.String && (JsonNumberHandling.AllowReadingFromString & handling) != 0) return reader.GetInt64WithQuotes(); return reader.GetInt64(); } internal override void WriteNumberWithCustomHandling(Utf8JsonWriter writer, long value, JsonNumberHandling handling) { if ((JsonNumberHandling.WriteAsString & handling) != 0) writer.WriteNumberValueAsString(value); else writer.WriteNumberValue(value); } } }