/// <summary>
/// Write a float value.
/// </summary>
/// <param name="writer">The text writer to write the output to.</param>
/// <param name="value">Float value to be written.</param>
internal static void WriteValue(TextWriter writer, float value)
{
Debug.Assert(writer != null, "writer != null");
if (float.IsInfinity(value) || float.IsNaN(value))
{
JsonValueUtils.WriteQuoted(writer, value.ToString(JsonValueUtils.ODataNumberFormatInfo));
}
else
{
// float.ToString() supports a max scale of six,
// whereas float.MinValue and float.MaxValue have 8 digits scale. Hence we need
// to use XmlConvert in all other cases, except infinity
writer.Write(XmlConvert.ToString(value));
}
}
internal static void WriteValue(TextWriter writer, DateTimeOffset value, ODataJsonDateTimeFormat dateTimeFormat)
{
Debug.Assert(writer != null, "writer != null");
Int32 offsetMinutes = (Int32)value.Offset.TotalMinutes;
switch (dateTimeFormat)
{
case ODataJsonDateTimeFormat.ISO8601DateTime:
{
// Uses the same format as DateTime but with offset:
// jsonDateTime= quotation-mark
// YYYY-MM-DDThh:mm:ss.sTZD
// [("+" / "-") offset]
// quotation-mark
//
// offset = 4DIGIT
string textValue = XmlConvert.ToString(value);
JsonValueUtils.WriteQuoted(writer, textValue);
}
break;
case ODataJsonDateTimeFormat.ODataDateTime:
{
// Uses the same format as DateTime but with offset:
// jsonDateTime= quotation-mark
// "\/Date("
// ticks
// [("+" / "-") offset]
// ")\/"
// quotation-mark
//
// ticks = *DIGIT
// offset = 4DIGIT
string textValue = String.Format(
CultureInfo.InvariantCulture,
JsonConstants.ODataDateTimeOffsetFormat,
JsonValueUtils.DateTimeTicksToJsonTicks(value.Ticks),
offsetMinutes >= 0 ? JsonConstants.ODataDateTimeOffsetPlusSign : string.Empty,
offsetMinutes);
JsonValueUtils.WriteQuoted(writer, textValue);
}
break;
}
}
internal static void WriteValue(TextWriter writer, DateTimeOffset value, ODataJsonDateTimeFormat dateTimeFormat)
{
Debug.Assert(writer != null, "writer != null");
switch (dateTimeFormat)
{
case ODataJsonDateTimeFormat.ISO8601DateTime:
{
// Uses the same format as DateTime but with offset:
// jsonDateTime= quotation-mark
// YYYY-MM-DDThh:mm:ss.sTZD
// [("+" / "-") offset]
// quotation-mark
//
// offset = 4DIGIT
string textValue = XmlConvert.ToString(value);
JsonValueUtils.WriteQuoted(writer, textValue);
}
break;
case ODataJsonDateTimeFormat.ODataDateTime:
{
// Uses the same format as DateTime but with offset:
// jsonDateTime= quotation-mark
// "\/Date("
// ticks
// [("+" / "-") offset]
// ")\/"
// quotation-mark
//
// ticks = *DIGIT
// offset = 4DIGIT
string textValue = FormatDateTimeAsJsonTicksString(value);
JsonValueUtils.WriteQuoted(writer, textValue);
}
break;
}
}
/// <summary>
/// Write a double value.
/// </summary>
/// <param name="writer">The text writer to write the output to.</param>
/// <param name="value">Double value to be written.</param>
internal static void WriteValue(TextWriter writer, double value)
{
Debug.Assert(writer != null, "writer != null");
if (JsonSharedUtils.IsDoubleValueSerializedAsString(value))
{
JsonValueUtils.WriteQuoted(writer, value.ToString(JsonValueUtils.ODataNumberFormatInfo));
}
else
{
// double.ToString() supports a max scale of 14,
// whereas double.MinValue and double.MaxValue have 16 digits scale. Hence we need
// to use XmlConvert in all other cases, except infinity
string valueToWrite = XmlConvert.ToString(value);
writer.Write(valueToWrite);
if (valueToWrite.IndexOfAny(JsonValueUtils.DoubleIndicatingCharacters) < 0)
{
writer.Write(".0");
}
}
}
/// <summary>
/// Write a Date value
/// </summary>
/// <param name="writer">The text writer to write the output to.</param>
/// <param name="value">Date value to be written.</param>
internal static void WriteValue(TextWriter writer, Date value)
{
Debug.Assert(writer != null, "writer != null");
JsonValueUtils.WriteQuoted(writer, value.ToString());
}
/// <summary>
/// Write a TimeSpan value.
/// </summary>
/// <param name="writer">The text writer to write the output to.</param>
/// <param name="value">TimeSpan value to be written.</param>
internal static void WriteValue(TextWriter writer, TimeSpan value)
{
Debug.Assert(writer != null, "writer != null");
JsonValueUtils.WriteQuoted(writer, EdmValueWriter.DurationAsXml(value));
}