using System.Text.Json.Schema; namespace System.Text.Json.Serialization.Converters { internal sealed class DoubleConverter : JsonPrimitiveConverter<double> { public DoubleConverter() { base.IsInternalConverterForNumberType = true; } public override double Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options) { return reader.GetDouble(); } public override void Write(Utf8JsonWriter writer, double value, JsonSerializerOptions options) { writer.WriteNumberValue(value); } internal override double ReadAsPropertyNameCore(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options) { return reader.GetDoubleWithQuotes(); } internal override void WriteAsPropertyNameCore(Utf8JsonWriter writer, double value, JsonSerializerOptions options, bool isWritingExtensionDataProperty) { writer.WritePropertyName(value); } internal override double ReadNumberWithCustomHandling(ref Utf8JsonReader reader, JsonNumberHandling handling, JsonSerializerOptions options) { if (reader.TokenType == JsonTokenType.String) { if ((JsonNumberHandling.AllowReadingFromString & handling) != 0) return reader.GetDoubleWithQuotes(); if ((JsonNumberHandling.AllowNamedFloatingPointLiterals & handling) != 0) return reader.GetDoubleFloatingPointConstant(); } return reader.GetDouble(); } internal override void WriteNumberWithCustomHandling(Utf8JsonWriter writer, double value, JsonNumberHandling handling) { if ((JsonNumberHandling.WriteAsString & handling) != 0) writer.WriteNumberValueAsString(value); else if ((JsonNumberHandling.AllowNamedFloatingPointLiterals & handling) != 0) { writer.WriteFloatingPointConstant(value); } else { writer.WriteNumberValue(value); } } internal override JsonSchema GetSchema(JsonNumberHandling numberHandling) { return JsonPrimitiveConverter<double>.GetSchemaForNumericType(JsonSchemaType.Number, numberHandling, true); } } }