private ODataPathKind CalcPathType()
{
if (Segments.Count == 1 && Segments.First().Kind == ODataSegmentKind.Metadata)
{
return(ODataPathKind.Metadata);
}
if (Segments.Last().Kind == ODataSegmentKind.DollarCount)
{
return(ODataPathKind.DollarCount);
}
if (Segments.Any(c => c.Kind == ODataSegmentKind.StreamProperty || c.Kind == ODataSegmentKind.StreamContent))
{
return(ODataPathKind.MediaEntity);
}
else if (Segments.Any(c => c.Kind == ODataSegmentKind.Ref))
{
return(ODataPathKind.Ref);
}
else if (Segments.Any(c => c.Kind == ODataSegmentKind.OperationImport))
{
return(ODataPathKind.OperationImport);
}
else if (Segments.Any(c => c.Kind == ODataSegmentKind.Operation))
{
return(ODataPathKind.Operation);
}
else if (Segments.Any(c => c.Kind == ODataSegmentKind.NavigationProperty))
{
return(ODataPathKind.NavigationProperty);
}
if (Segments.Count == 1)
{
ODataNavigationSourceSegment segment = Segments[0] as ODataNavigationSourceSegment;
if (segment != null)
{
if (segment.NavigationSource is IEdmSingleton)
{
return(ODataPathKind.Singleton);
}
else
{
return(ODataPathKind.EntitySet);
}
}
}
else if (Segments.Count == 2 && Segments.Last().Kind == ODataSegmentKind.Key)
{
return(ODataPathKind.Entity);
}
return(ODataPathKind.Unknown);
}
private void AppendPath(ODataPath path)
{
Debug.Assert(path != null);
ODataPathKind kind = path.Kind;
switch (kind)
{
case ODataPathKind.Entity:
case ODataPathKind.EntitySet:
case ODataPathKind.Singleton:
case ODataPathKind.MediaEntity:
ODataNavigationSourceSegment navigationSourceSegment = (ODataNavigationSourceSegment)path.FirstSegment;
if (!_allNavigationSourcePaths.TryGetValue(navigationSourceSegment.EntityType, out IList <ODataPath> nsList))
{
nsList = new List <ODataPath>();
_allNavigationSourcePaths[navigationSourceSegment.EntityType] = nsList;
}
nsList.Add(path);
break;
case ODataPathKind.NavigationProperty:
case ODataPathKind.Ref:
ODataNavigationPropertySegment navigationPropertySegment = path.Last(p => p is ODataNavigationPropertySegment)
as ODataNavigationPropertySegment;
if (!_allNavigationPropertyPaths.TryGetValue(navigationPropertySegment.EntityType, out IList <ODataPath> npList))
{
npList = new List <ODataPath>();
_allNavigationPropertyPaths[navigationPropertySegment.EntityType] = npList;
}
npList.Add(path);
break;
case ODataPathKind.Operation:
case ODataPathKind.OperationImport:
_allOperationPaths.Add(path);
break;
default:
return;
}
}
