private static bool HasETagOnRetrieve(ODataUri uri)
{
if (uri.ExpandSegments.Any())
{
return(false);
}
if (uri.IsEntity())
{
return(true);
}
if (uri.IsProperty())
{
return(true);
}
if (uri.IsPropertyValue() || uri.IsMediaResource())
{
// this covers media-resources as well
return(true);
}
if (uri.IsNamedStream())
{
return(true);
}
return(false);
}
internal static HttpStatusCode GetExpectedStatusCode(ODataUri uri, IODataUriEvaluator evaluator)
{
bool specialStatusCodeIfNull = false;
specialStatusCodeIfNull |= uri.IsNamedStream();
specialStatusCodeIfNull |= uri.IsMediaResource();
specialStatusCodeIfNull |= uri.IsEntity();
specialStatusCodeIfNull |= uri.IsEntityReferenceLink();
specialStatusCodeIfNull |= uri.IsPropertyValue();
bool uriIsValue = uri.IsNamedStream() || uri.IsMediaResource();
// For an action it is evaluated specially via the actionresponse verifier, skip eval here
if (!uri.IsAction() && specialStatusCodeIfNull && evaluator.Evaluate(uri).IsNull)
{
if (uriIsValue)
{
return(HttpStatusCode.NoContent);
}
else
{
return(HttpStatusCode.NotFound);
}
}
return(HttpStatusCode.OK);
}