public static string ConvertToUriLiteral(object value, ODataVersion version, IEdmModel model)
{
if (value == null)
{
value = new ODataNullValue();
}
if (model == null)
{
model = Microsoft.OData.Edm.EdmCoreModel.Instance;
}
ODataNullValue nullValue = value as ODataNullValue;
if (nullValue != null)
{
return(ExpressionConstants.KeywordNull);
}
ODataCollectionValue collectionValue = value as ODataCollectionValue;
if (collectionValue != null)
{
return(ODataUriConversionUtils.ConvertToUriCollectionLiteral(collectionValue, model, version));
}
ODataEnumValue enumValue = value as ODataEnumValue;
if (enumValue != null)
{
return(ODataUriConversionUtils.ConvertToUriEnumLiteral(enumValue, version));
}
ODataResourceBase resource = value as ODataResourceBase;
if (resource != null)
{
return(ODataUriConversionUtils.ConvertToUriEntityLiteral(resource, model));
}
ODataEntityReferenceLink link = value as ODataEntityReferenceLink;
if (link != null)
{
return(ODataUriConversionUtils.ConvertToUriEntityReferenceLiteral(link, model));
}
ODataEntityReferenceLinks links = value as ODataEntityReferenceLinks;
if (links != null)
{
return(ODataUriConversionUtils.ConvertToUriEntityReferencesLiteral(links, model));
}
IEnumerable <ODataResourceBase> list = value as IEnumerable <ODataResourceBase>;
if (list != null)
{
return(ODataUriConversionUtils.ConvertToUriEntitiesLiteral(list, model));
}
// Try to convert uints to their underlying type first according to the model.
value = model.ConvertToUnderlyingTypeIfUIntValue(value);
return(ODataUriConversionUtils.ConvertToUriPrimitiveLiteral(value, version));
}
/// <summary>
/// Asynchronously writes the result of a $ref query as the message payload.
/// </summary>
/// <param name="links">The entity reference links to write as message payload.</param>
/// <returns>A task representing the asynchronous writing of the entity reference links.</returns>
/// <remarks>It is the responsibility of this method to flush the output before the task finishes.</remarks>
internal virtual Task WriteEntityReferenceLinksAsync(ODataEntityReferenceLinks links)
{
throw this.CreatePayloadKindNotSupportedException(ODataPayloadKind.EntityReferenceLinks);
}
