internal static IEdmTypeReference GetExpectedPayloadType(Type type, ODataPath path, IEdmModel model)
{
IEdmTypeReference expectedPayloadType = null;
if (typeof(IEdmObject).IsAssignableFrom(type))
{
// typeless mode. figure out the expected payload type from the OData Path.
IEdmType edmType = path.EdmType;
if (edmType != null)
{
expectedPayloadType = EdmLibHelpers.ToEdmTypeReference(edmType, isNullable: false);
if (expectedPayloadType.TypeKind() == EdmTypeKind.Collection)
{
IEdmTypeReference elementType = expectedPayloadType.AsCollection().ElementType();
if (elementType.IsEntity())
{
// collection of entities cannot be CREATE/UPDATEd. Instead, the request would contain a single entry.
expectedPayloadType = elementType;
}
}
}
}
else
{
TryGetInnerTypeForDelta(ref type);
expectedPayloadType = model.GetEdmTypeReference(type);
}
return(expectedPayloadType);
}
private static ODataDeserializer GetDeserializer(Type type, ODataPath path, IEdmModel model, ODataDeserializerProvider deserializerProvider)
{
if (typeof(IEdmObject).IsAssignableFrom(type))
{
// typeless mode. figure out the expected payload type from the OData Path.
IEdmType edmType = path.EdmType;
if (edmType != null)
{
IEdmTypeReference expectedPayloadType = EdmLibHelpers.ToEdmTypeReference(edmType, isNullable: false);
if (expectedPayloadType.TypeKind() == EdmTypeKind.Collection)
{
IEdmTypeReference elementType = expectedPayloadType.AsCollection().ElementType();
if (elementType.IsEntity())
{
// collection of entities cannot be CREATE/UPDATEd. Instead, the request would contain a single entry.
expectedPayloadType = elementType;
}
}
if (expectedPayloadType != null)
{
return(deserializerProvider.GetEdmTypeDeserializer(expectedPayloadType));
}
}
}
else
{
TryGetInnerTypeForDelta(ref type);
return(deserializerProvider.GetODataDeserializer(model, type));
}
return(null);
}
public void ToEdmTypeReference_InstantiatesRightEdmTypeReference(IEdmType edmType, bool isNullable, Type expectedType)
{
IEdmTypeReference result = EdmLibHelpers.ToEdmTypeReference(edmType, isNullable);
Assert.Equal(isNullable, result.IsNullable);
Assert.Equal(edmType, result.Definition);
Assert.IsAssignableFrom(expectedType, result);
}
