private IEnumerable <ODataProperty> CreatePropertyBag(object graph, ODataSerializerContext writeContext)
{
IEnumerable <IEdmStructuralProperty> selectProperties;
if (writeContext.CurrentProjectionNode != null && writeContext.CurrentProjectionNode.Selects.Any())
{
selectProperties = _edmEntityTypeReference
.StructuralProperties()
.Where(p => writeContext.CurrentProjectionNode.Selects.Any(node => node.Name == p.Name));
}
else
{
selectProperties = _edmEntityTypeReference.StructuralProperties();
}
List <ODataProperty> properties = new List <ODataProperty>();
foreach (IEdmStructuralProperty property in selectProperties)
{
ODataSerializer serializer = SerializerProvider.GetEdmTypeSerializer(property.Type);
if (serializer == null)
{
throw Error.NotSupported(SRResources.TypeCannotBeSerialized, property.Type.FullName(), typeof(ODataMediaTypeFormatter).Name);
}
object propertyValue = graph.GetType().GetProperty(property.Name).GetValue(graph, index: null);
properties.Add(serializer.CreateProperty(propertyValue, property.Name, writeContext));
}
return(properties);
}
public override ODataProperty CreateProperty(object graph, string elementName, ODataSerializerWriteContext writeContext)
{
if (String.IsNullOrWhiteSpace(elementName))
{
throw Error.ArgumentNullOrEmpty("elementName");
}
if (writeContext == null)
{
throw Error.ArgumentNull("writeContext");
}
List <ODataProperty> propertyCollection = null;
if (graph != null)
{
propertyCollection = new List <ODataProperty>();
foreach (IEdmProperty property in _edmComplexType.ComplexDefinition().Properties())
{
IEdmTypeReference propertyType = property.Type;
ODataSerializer propertySerializer = SerializerProvider.GetEdmTypeSerializer(propertyType);
if (propertySerializer == null)
{
throw Error.NotSupported("Type {0} is not a serializable type", propertyType.FullName());
}
// TODO 453795: [OData]Cleanup reflection code in the ODataFormatter.
object propertyValue = graph.GetType().GetProperty(property.Name).GetValue(graph, index: null);
propertyCollection.Add(propertySerializer.CreateProperty(propertyValue, property.Name, writeContext));
}
}
if (propertyCollection != null)
{
return(new ODataProperty()
{
Name = elementName,
Value = new ODataComplexValue()
{
Properties = propertyCollection,
TypeName = _edmComplexType.FullName()
}
});
}
else
{
return(null);
}
}
/// <inheritdoc/>
public override ODataProperty CreateProperty(object graph, string elementName, ODataSerializerContext writeContext)
{
if (String.IsNullOrWhiteSpace(elementName))
{
throw Error.ArgumentNullOrEmpty("elementName");
}
if (writeContext == null)
{
throw Error.ArgumentNull("writeContext");
}
IEnumerable enumerable = graph as IEnumerable;
if (enumerable == null)
{
return(new ODataProperty()
{
Name = elementName, Value = null
});
}
else
{
ArrayList valueCollection = new ArrayList();
IEdmTypeReference itemType = _edmCollectionType.ElementType();
ODataSerializer itemSerializer = SerializerProvider.GetEdmTypeSerializer(itemType);
if (itemSerializer == null)
{
throw Error.NotSupported(SRResources.TypeCannotBeSerialized, itemType.FullName(), typeof(ODataMediaTypeFormatter).Name);
}
foreach (object item in enumerable)
{
valueCollection.Add(itemSerializer.CreateProperty(item, ODataFormatterConstants.Element, writeContext).Value);
}
// ODataCollectionValue is only a V3 property, arrays inside Complex Types or Entity types are only supported in V3
// if a V1 or V2 Client requests a type that has a collection within it ODataLIb will throw.
// Also, note that TypeName is an optional property for ODataCollectionValue
return(new ODataProperty()
{
Name = elementName, Value = new ODataCollectionValue {
Items = valueCollection
}
});
}
}
