/// <summary>
/// Helper method for visiting collections
/// </summary>
/// <param name="payloadElement">The collection to visit</param>
protected override void VisitCollection(ODataPayloadElementCollection payloadElement)
{
ExceptionUtilities.CheckArgumentNotNull(payloadElement, "payloadElement");
var enumerable = payloadElement as IEnumerable;
if (enumerable != null)
{
foreach (var element in enumerable.Cast<ODataPayloadElement>())
{
this.withinCollection = true;
this.Recurse(element);
}
}
this.withinCollection = false;
}
/// <summary>
/// Helper method for visiting collections
/// </summary>
/// <param name="payloadElement">The collection to visit</param>
protected override void VisitCollection(ODataPayloadElementCollection payloadElement)
{
ExceptionUtilities.CheckArgumentNotNull(payloadElement, "payloadElement");
var dataType = this.MetadataStack.Peek() as CollectionDataType;
if (dataType != null)
{
ExceptionUtilities.CheckObjectNotNull(dataType, "Expected collection data type, got '{0}'", this.MetadataStack.Peek());
payloadElement.AddAnnotationIfNotExist(new DataTypeAnnotation() { DataType = dataType });
try
{
this.MetadataStack.Push(dataType.ElementDataType);
base.VisitCollection(payloadElement);
}
finally
{
this.MetadataStack.Pop();
}
}
else
{
var entitySet = this.MetadataStack.Peek() as EntitySet;
ExceptionUtilities.CheckObjectNotNull(entitySet, "Expected entity set, got '{0}'", this.MetadataStack.Peek());
payloadElement.Add(new EntitySetAnnotation() { EntitySet = entitySet });
base.VisitCollection(payloadElement);
}
}
private void AddExpectedFunctionImportToCollection(ODataPayloadElementCollection collection)
{
var expectedTypeAnnotation = collection.GetAnnotation<ExpectedTypeODataPayloadElementAnnotation>();
if (expectedTypeAnnotation == null)
{
expectedTypeAnnotation = new ExpectedTypeODataPayloadElementAnnotation();
collection.Add(expectedTypeAnnotation);
}
if (expectedTypeAnnotation.ProductFunctionImport == null)
{
var typeAnnotation = collection.GetAnnotation<EntityModelTypeAnnotation>();
var collectionType = typeAnnotation.EdmModelType;
if (this.testDescriptor.PayloadEdmModel != null)
{
EdmModel model = this.testDescriptor.PayloadEdmModel as EdmModel;
EdmEntityContainer container = model.EntityContainer as EdmEntityContainer;
var functionImport = container.OperationImports().FirstOrDefault(f =>
{ return f.Operation.ReturnType != null && f.Operation.ReturnType == collectionType; });
if (functionImport == null)
{
functionImport = container.OperationImports().FirstOrDefault(f =>
{ return f.Operation.ReturnType != null && f.Operation.ReturnType.IsCollection(); });
if (functionImport == null)
{
var collectionNameAnnotation = collection.GetAnnotation<CollectionNameAnnotation>();
container.AddFunctionAndFunctionImport(model, collectionNameAnnotation == null ? "NewFunctionImport" : collectionNameAnnotation.Name,
collectionType);
this.testDescriptor.ResetCachedModel();
}
}
expectedTypeAnnotation.ProductFunctionImport = functionImport as EdmOperationImport;
}
}
}
/// <summary>
/// Helper method for visiting collections
/// </summary>
/// <param name="payloadElement">The collection to visit</param>
protected override void VisitCollection(ODataPayloadElementCollection payloadElement)
{
ExceptionUtilities.CheckArgumentNotNull(payloadElement, "payloadElement");
this.IncreaseVersionIfTrue(payloadElement.Annotations.OfType<JsonCollectionResultWrapperAnnotation>().Any(a => a.Value), DataServiceProtocolVersion.V4);
base.VisitCollection(payloadElement);
}
/// <summary>
/// Helper method for visiting collections
/// </summary>
/// <param name="payloadElement">The collection to visit</param>
protected override void VisitCollection(ODataPayloadElementCollection payloadElement)
{
ExceptionUtilities.CheckArgumentNotNull(payloadElement, "payloadElement");
var enumerable = payloadElement as IEnumerable;
if (enumerable != null)
{
var elements = enumerable.Cast<ODataPayloadElement>().ToList();
if (elements.Count == 0)
{
this.AddValue(EmptyData.Value);
}
else
{
for (int i = 0; i < elements.Count; i++)
{
using (new DelegateBasedDisposable(() => this.currentPath.Pop()))
{
this.currentPath.Push(i.ToString(CultureInfo.InvariantCulture));
this.Recurse(elements[i]);
}
}
}
}
}