/// <summary>
/// Given a property value returns the text value to be used in EPM.
/// </summary>
/// <param name="propertyValue">The value of the property.</param>
/// <returns>The text representation of the value, or the method throws if the text representation was not possible to obtain.</returns>
internal static string GetPropertyValueAsText(object propertyValue)
{
DebugUtils.CheckNoExternalCallers();
if (propertyValue == null)
{
return(null);
}
return(AtomValueUtils.ConvertPrimitiveToString(propertyValue));
}
/// <summary>
/// Writes the value of a primitive instance annotation.
/// </summary>
/// <param name="primitiveValue">The primitive value to write.</param>
/// <param name="expectedTypeReference">The expected type of the annotation from the metadata.</param>
private void WritePrimitiveInstanceAnnotationValue(ODataPrimitiveValue primitiveValue, IEdmTypeReference expectedTypeReference)
{
object clrValue = primitiveValue.Value;
IEdmPrimitiveTypeReference primitiveTypeReference = EdmLibraryExtensions.GetPrimitiveTypeReference(clrValue.GetType());
string attributeValueNotationName = AtomInstanceAnnotation.LookupAttributeValueNotationNameByEdmTypeKind(primitiveTypeReference.PrimitiveKind());
// Some primitive values can be specified more concisely via an attribute rather than in the content of the xml element. This is called "attribute value notation".
// If we're writing a type that supports this, then we always prefer attribute value notation over writing the value in the element content.
if (attributeValueNotationName != null)
{
if (expectedTypeReference != null)
{
ValidationUtils.ValidateIsExpectedPrimitiveType(primitiveValue.Value, primitiveTypeReference, expectedTypeReference);
}
this.XmlWriter.WriteAttributeString(attributeValueNotationName, AtomValueUtils.ConvertPrimitiveToString(clrValue));
}
else
{
this.WritePrimitiveValue(clrValue, /*collectionValidator*/ null, expectedTypeReference, primitiveValue.GetAnnotation <SerializationTypeNameAnnotation>());
}
}
