/// <summary>
/// Converts the specified <paramref name="value"/> into its raw format and writes it to the output.
/// The value has to be of enumeration or primitive type. Only one WriteRawValue call should be made before this object gets disposed.
/// </summary>
/// <param name="value">The (non-binary) value to write.</param>
/// <remarks>We do not accept binary values here; WriteBinaryValue should be used for binary data.</remarks>
internal void WriteRawValue(object value)
{
Debug.Assert(!(value is byte[]), "!(value is byte[])");
string valueAsString;
ODataEnumValue enumValue = value as ODataEnumValue;
if (enumValue != null)
{
this.textWriter.Write(enumValue.Value);
}
else if (value is Geometry || value is Geography)
{
PrimitiveConverter.Instance.WriteJsonLight(value, jsonWriter);
}
else if (ODataRawValueUtils.TryConvertPrimitiveToString(value, out valueAsString))
{
this.textWriter.Write(valueAsString);
}
else
{
// throw an exception because the value is neither enum nor primitive
throw new ODataException(Strings.ODataUtils_CannotConvertValueToRawString(value.GetType().FullName));
}
}
/// <summary>
/// Asynchronously converts the specified <paramref name="value"/> into its raw format and writes it to the output.
/// The value has to be of enumeration or primitive type. Only one WriteRawValue call should be made before this object gets disposed.
/// </summary>
/// <param name="value">The (non-binary) value to write.</param>
/// <returns>A task that represents the asynchronous write operation.</returns>
/// <remarks>We do not accept binary values here; WriteBinaryValue should be used for binary data.</remarks>
/// <returns>A task that represents the asynchronous write operation.</returns>
internal Task WriteRawValueAsync(object value)
{
Debug.Assert(!(value is byte[]), "!(value is byte[])");
if (value is ODataEnumValue enumValue)
{
return(this.textWriter.WriteAsync(enumValue.Value));
}
if (value is Geometry || value is Geography)
{
return(TaskUtils.GetTaskForSynchronousOperation(
() => PrimitiveConverter.Instance.WriteJsonLight(value, jsonWriter)));
}
if (ODataRawValueUtils.TryConvertPrimitiveToString(value, out string valueAsString))
{
return(this.textWriter.WriteAsync(valueAsString));
}
// Value is neither enum nor primitive
return(TaskUtils.GetFaultedTask(
new ODataException(Strings.ODataUtils_CannotConvertValueToRawString(value.GetType().FullName))));
}
