private static void WriteOdataEntity(ITableEntity entity, TableOperationType operationType, OperationContext ctx, ODataWriter writer, TableRequestOptions options, bool ignoreEncryption)
{
ODataEntry entry = new ODataEntry()
{
Properties = GetPropertiesWithKeys(entity, ctx, operationType, options, ignoreEncryption),
TypeName = "account.sometype"
};
entry.SetAnnotation(new SerializationTypeNameAnnotation {
TypeName = null
});
writer.WriteStart(entry);
writer.WriteEnd();
writer.Flush();
}
public void WritingResourceWithSameAndAllowedTypeAsEntitySetTypeWithOrWithoutDerivedTypeConstraintWorks()
{
Action <ODataMessageWriter> writeCustomersAction = (messageWriter) =>
{
ODataWriter writer = messageWriter.CreateODataResourceSetWriter(this.edmCustomers, this.edmCustomerType); // entityset
writer.WriteStart(new ODataResourceSet());
writer.WriteStart(this.odataCustomerResource);
writer.WriteEnd();
writer.WriteStart(this.odataVipResource);
writer.WriteEnd();
writer.WriteEnd();
};
// EntitySet doesn't have the derived type constraint.
string customersActual = GetWriterOutput(this.edmModel, writeCustomersAction);
Assert.Contains("/$metadata#Customers\",\"value\":[{\"Id\":7},{\"@odata.type\":\"#NS.VipCustomer\",\"Id\":8,", customersActual);
// EntitySet has the derived type constraint.
SetDerivedTypeAnnotation(this.edmModel, this.edmCustomers, "NS.VipCustomer");
string customersActualWithDerivedTypeConstraint = GetWriterOutput(this.edmModel, writeCustomersAction);
Assert.Equal(customersActual, customersActualWithDerivedTypeConstraint);
}
private void WriteFeed(ODataWriter writer, ODataFeed feed)
{
writer.WriteStart(feed);
var annotation = feed.GetAnnotation <ODataFeedEntriesObjectModelAnnotation>();
if (annotation != null)
{
foreach (var entry in annotation)
{
this.WriteEntry(writer, entry);
}
}
writer.WriteEnd();
}
private void WriteResourceSet(ODataWriter odataWriter, ResourceSetWrapper resourceSet)
{
odataWriter.WriteStart(resourceSet.ResourceSet);
var resources = resourceSet.Resources;
if (resources != null && resources.Count > 0)
{
foreach (var resource in resources)
{
WriteResource(odataWriter, resource);
}
}
odataWriter.WriteEnd();
}
private void WriteResource(ODataWriter odataWriter, ResourceWrapper resource)
{
odataWriter.WriteStart(resource.Resource);
var nestedResourceInfos = resource.NestedResourceInfos;
if (nestedResourceInfos != null && nestedResourceInfos.Count > 0)
{
foreach (var nested in nestedResourceInfos)
{
WriteNestedResourceInfo(odataWriter, nested);
}
}
odataWriter.WriteEnd();
}
private void WriteEntry(object graph, IEnumerable <ODataProperty> propertyBag, ODataWriter writer, ODataSerializerContext writeContext)
{
IEdmEntityType entityType = _edmEntityTypeReference.EntityDefinition();
EntityInstanceContext entityInstanceContext = new EntityInstanceContext
{
EdmModel = SerializerProvider.EdmModel,
EntitySet = writeContext.EntitySet,
EntityType = entityType,
UrlHelper = writeContext.UrlHelper,
PathHandler = writeContext.PathHandler,
EntityInstance = graph,
SkipExpensiveAvailabilityChecks = writeContext.SkipExpensiveAvailabilityChecks
};
ODataEntry entry = new ODataEntry
{
TypeName = _edmEntityTypeReference.FullName(),
Properties = propertyBag,
Actions = CreateActions(entityInstanceContext)
};
if (writeContext.EntitySet != null)
{
IEntitySetLinkBuilder linkBuilder = SerializerProvider.EdmModel.GetEntitySetLinkBuilder(writeContext.EntitySet);
string idLink = linkBuilder.BuildIdLink(entityInstanceContext);
if (idLink != null)
{
entry.Id = idLink;
}
Uri readLink = linkBuilder.BuildReadLink(entityInstanceContext);
if (readLink != null)
{
entry.ReadLink = readLink;
}
Uri editLink = linkBuilder.BuildEditLink(entityInstanceContext);
if (editLink != null)
{
entry.EditLink = editLink;
}
}
writer.WriteStart(entry);
WriteNavigationLinks(entityInstanceContext, writer, writeContext);
writer.WriteEnd();
}
private void WriteFeed(IEnumerable enumerable, IEdmTypeReference feedType, ODataWriter writer,
ODataSerializerContext writeContext)
{
IEdmEntityTypeReference elementType = null;
if (feedType.IsCollection())
{
IEdmTypeReference refer = feedType.AsCollection().ElementType();
if (refer.IsEntity())
{
elementType = refer.AsEntity();
}
}
Debug.Assert(elementType != null);
ODataFeed feed = CreateODataFeed(enumerable, feedType.AsCollection(), writeContext);
Debug.Assert(feed != null);
ODataEdmTypeSerializer entrySerializer = SerializerProvider.GetEdmTypeSerializer(elementType);
Debug.Assert(entrySerializer is CustomEntrySerializer);
// save this for later to support JSON odata.streaming.
Uri nextPageLink = feed.NextPageLink;
feed.NextPageLink = null;
writer.WriteStart(feed);
foreach (object entry in enumerable)
{
entrySerializer.WriteObjectInline(entry, elementType, writer, writeContext);
}
// Subtle and suprising behavior: If the NextPageLink property is set before calling WriteStart(feed),
// the next page link will be written early in a manner not compatible with odata.streaming=true. Instead, if
// the next page link is not set when calling WriteStart(feed) but is instead set later on that feed
// object before calling WriteEnd(), the next page link will be written at the end, as required for
// odata.streaming=true support.
if (nextPageLink != null)
{
feed.NextPageLink = nextPageLink;
}
writer.WriteEnd();
}
public static void SetODataRequestContent(IODataRequestMessage requestMessage, IEdmModel model, IInventoryItem inventoryItem)
{
var setting = new ODataMessageWriterSettings();
setting.SetContentType(ODataFormat.Atom);
ODataMessageWriter oDatamessageWriter = new ODataMessageWriter(requestMessage, setting, model);
ODataWriter oDataEntrywriter = oDatamessageWriter.CreateODataEntryWriter();
oDataEntrywriter.WriteStart(new ODataEntry()
{
TypeName = TypeName,
Properties = GetODataProperties(inventoryItem)
});
oDataEntrywriter.WriteEnd();
}
private static void WriteEntry(ODataWriter writer, object entity, IEnumerable <string> projectedProperties)
{
var entry = new ODataResource()
{
Id = new Uri("http://temp.org/" + Guid.NewGuid()),
SerializationInfo = MySerializationInfo
};
entry.Properties = entity.GetType().GetProperties().Select(p => new ODataProperty()
{
Name = p.Name, Value = p.GetValue(entity, null)
});
writer.WriteStart(entry);
writer.WriteEnd();
}
private static void WriteOdataEntity(ITableEntity entity, TableOperationType operationType, OperationContext ctx, ODataWriter writer)
{
ODataEntry entry = new ODataEntry()
{
Properties = GetPropertiesWithKeys(entity, ctx)
};
if (operationType != TableOperationType.Insert && operationType != TableOperationType.Retrieve)
{
entry.ETag = entity.ETag;
}
writer.WriteStart(entry);
writer.WriteEnd();
writer.Flush();
}
private void WriteEntry(object graph, ODataWriter writer, ODataSerializerContext writeContext)
{
Contract.Assert(writeContext != null);
IEdmEntityType entityType = EntityType.EntityDefinition();
EntityInstanceContext entityInstanceContext = new EntityInstanceContext(writeContext, entityType, graph);
ODataEntry entry = CreateEntry(entityInstanceContext, writeContext);
if (entry != null)
{
writer.WriteStart(entry);
WriteNavigationLinks(entityInstanceContext, writer, writeContext);
writer.WriteEnd();
}
}
/// <summary>
/// Writes an OData Feed with number <see cref="numberOfEntries"/> of entries <see cref="entry"/>
/// </summary>
/// <param name="writeStream"></param>
/// <param name="edmModel"></param>
/// <param name="numberOfEntries"></param>
/// <param name="innerWrite"></param>
/// <param name="entitySet"></param>
/// <returns>The payload size</returns>
protected Int64 WriteFeed(Stream writeStream, IEdmModel edmModel, long numberOfEntries, Action <ODataWriter> innerWrite, IEdmEntitySetBase entitySet)
{
using (var messageWriter = ODataMessageHelper.CreateMessageWriter(writeStream, edmModel))
{
ODataWriter writer = messageWriter.CreateODataResourceSetWriter(entitySet);
writer.WriteStart(new ODataResourceSet {
Id = new Uri("http://www.odata.org/Perf.svc")
});
for (long i = 0; i < numberOfEntries; ++i)
{
innerWrite(writer);
}
writer.WriteEnd();
writer.Flush();
}
return(writeStream.Length); // return payload size
}
private void WriteEntry(ODataWriter writer, Object entity, ref EntityPropertiesInfo entityPropertiesInfo)
{
if (entityPropertiesInfo.EdmEntityType == null)
{
entityPropertiesInfo = GetProperties(entity);
}
ODataResource entry = OeDataContext.CreateEntry(entity, entityPropertiesInfo.Structurals);
writer.WriteStart(entry);
foreach (PropertyInfo navigationProperty in entityPropertiesInfo.Navigations)
{
WriteNavigationProperty(writer, entity, navigationProperty);
}
writer.WriteEnd();
}
private void WriteEntry(ODataWriter writer, ODataResource entry)
{
writer.WriteStart(entry);
var annotation = entry.GetAnnotation <ODataEntryNavigationLinksObjectModelAnnotation>();
ODataNestedResourceInfo navLink = null;
if (annotation != null)
{
for (int i = 0; i < annotation.Count; ++i)
{
bool found = annotation.TryGetNavigationLinkAt(i, out navLink);
ExceptionUtilities.Assert(found, "Navigation links should be ordered sequentially for writing");
this.WriteNavigationLink(writer, navLink);
}
}
writer.WriteEnd();
}
private void WriteNestedResourceInfo(ODataWriter odataWriter, NestedResourceInfoWrapper nestedResourceInfo)
{
odataWriter.WriteStart(nestedResourceInfo.NestedResourceInfo);
var nestedResource = nestedResourceInfo.nestedResource;
if (nestedResource != null)
{
if (nestedResource is ResourceWrapper)
{
WriteResource(odataWriter, nestedResource as ResourceWrapper);
}
else
{
WriteResourceSet(odataWriter, nestedResource as ResourceSetWrapper);
}
}
odataWriter.WriteEnd();
}
private void WriteEntry(object graph, ODataWriter writer, ODataSerializerContext writeContext)
{
Contract.Assert(writeContext != null);
EntityInstanceContext entityInstanceContext = new EntityInstanceContext(writeContext, EntityType, graph);
SelectExpandNode selectExpandNode = CreateSelectExpandNode(entityInstanceContext);
if (selectExpandNode != null)
{
ODataEntry entry = CreateEntry(selectExpandNode, entityInstanceContext);
if (entry != null)
{
writer.WriteStart(entry);
WriteNavigationLinks(selectExpandNode.SelectedNavigationProperties, entityInstanceContext, writer);
WriteExpandedNavigationProperties(selectExpandNode.ExpandedNavigationProperties, entityInstanceContext, writer);
writer.WriteEnd();
}
}
}
private void WriteComplexProperties(IEnumerable <IEdmStructuralProperty> complexProperties,
ResourceContext resourceContext, ODataWriter writer)
{
Contract.Assert(complexProperties != null);
Contract.Assert(resourceContext != null);
Contract.Assert(writer != null);
foreach (IEdmStructuralProperty complexProperty in complexProperties)
{
ODataNestedResourceInfo nestedResourceInfo = new ODataNestedResourceInfo
{
IsCollection = complexProperty.Type.IsCollection(),
Name = complexProperty.Name
};
writer.WriteStart(nestedResourceInfo);
WriteComplexAndExpandedNavigationProperty(complexProperty, null, resourceContext, writer);
writer.WriteEnd();
}
}
private static void WriteOdataEntity(ITableEntity entity, TableOperationType operationType, OperationContext ctx, ODataWriter writer)
{
ODataEntry entry = new ODataEntry()
{
Properties = GetPropertiesWithKeys(entity, ctx, operationType),
TypeName = "account.sometype"
};
if (operationType != TableOperationType.Insert && operationType != TableOperationType.Retrieve)
{
entry.ETag = entity.ETag;
}
entry.SetAnnotation(new SerializationTypeNameAnnotation {
TypeName = null
});
writer.WriteStart(entry);
writer.WriteEnd();
writer.Flush();
}
public void WritingResourceAsAllowedTypeForSingletonWithOrWithoutDerivedTypeConstraintWorks()
{
Action <ODataMessageWriter> writeVipCustomerAction = (messageWriter) =>
{
ODataWriter writer = messageWriter.CreateODataResourceWriter(this.edmMe, this.edmCustomerType); // Singleton
writer.WriteStart(this.odataVipResource);
writer.WriteEnd();
};
// Singleton doesn't have the derived type constraint.
string vipCustomerActual = GetWriterOutput(this.edmModel, writeVipCustomerAction);
Assert.Contains("/$metadata#Me\",\"@odata.type\":\"#NS.VipCustomer\",\"Id\":8,\"Vip\":\"Boss\"}", vipCustomerActual);
// Singleton has the derived type constraint.
SetDerivedTypeAnnotation(this.edmModel, this.edmMe, "NS.VipCustomer");
string vipCustomerActualWithDerivedTypeConstraint = GetWriterOutput(this.edmModel, writeVipCustomerAction);
Assert.Equal(vipCustomerActual, vipCustomerActualWithDerivedTypeConstraint);
}
public void WritingResourceWithSameTypeAsSingletonTypeWithOrWithoutDerivedTypeConstraintWorks()
{
Action <ODataMessageWriter> writeCustomerAction = (messageWriter) =>
{
ODataWriter writer = messageWriter.CreateODataResourceWriter(this.edmMe, this.edmCustomerType); // Singleton
writer.WriteStart(this.odataCustomerResource);
writer.WriteEnd();
};
// Singleton doesn't have the derived type constraint.
string customerActual = GetWriterOutput(this.edmModel, writeCustomerAction);
Assert.Contains("/$metadata#Me\",\"Id\":7}", customerActual);
// Singleton has the derived type constraint.
SetDerivedTypeAnnotation(this.edmModel, this.edmMe, "NS.VipCustomer");
string customerActualWithDerivedTypeConstraint = GetWriterOutput(this.edmModel, writeCustomerAction);
Assert.Equal(customerActual, customerActualWithDerivedTypeConstraint);
}
public async Task SerializeAsync(OeEntryFactory entryFactory, Db.OeEntityAsyncEnumerator asyncEnumerator, Stream stream, long?count)
{
ODataResourceSet oDataResourceSet = new ODataResourceSet();
oDataResourceSet.Count = count;
Writer.WriteStart(oDataResourceSet);
while (await asyncEnumerator.MoveNextAsync().ConfigureAwait(false))
{
Object value = asyncEnumerator.Current;
ODataResource entry = CreateEntry(entryFactory, entryFactory.GetValue(value));
Writer.WriteStart(entry);
foreach (OeEntryFactory navigationLink in entryFactory.NavigationLinks)
{
WriteNavigationLink(value, navigationLink);
}
Writer.WriteEnd();
}
Writer.WriteEnd();
}
private void WriteNavigationLinks(EntityInstanceContext context, ODataWriter writer, ODataSerializerContext writeContext)
{
foreach (IEdmNavigationProperty navProperty in _edmEntityTypeReference.NavigationProperties())
{
IEdmTypeReference propertyType = navProperty.Type;
if (writeContext.EntitySet != null)
{
IEntitySetLinkBuilder linkBuilder = SerializerProvider.EdmModel.GetEntitySetLinkBuilder(writeContext.EntitySet);
ODataNavigationLink navigationLink = new ODataNavigationLink
{
IsCollection = propertyType.IsCollection(),
Name = navProperty.Name,
Url = linkBuilder.BuildNavigationLink(context, navProperty)
};
writer.WriteStart(navigationLink);
writer.WriteEnd();
}
}
}
private void WriteExpandedNavigationProperties(
IDictionary <IEdmNavigationProperty, SelectExpandClause> navigationPropertiesToExpand,
ResourceContext resourceContext,
ODataWriter writer)
{
Contract.Assert(navigationPropertiesToExpand != null);
Contract.Assert(resourceContext != null);
Contract.Assert(writer != null);
foreach (KeyValuePair <IEdmNavigationProperty, SelectExpandClause> navPropertyToExpand in navigationPropertiesToExpand)
{
IEdmNavigationProperty navigationProperty = navPropertyToExpand.Key;
ODataNestedResourceInfo navigationLink = CreateNavigationLink(navigationProperty, resourceContext);
if (navigationLink != null)
{
writer.WriteStart(navigationLink);
WriteComplexAndExpandedNavigationProperty(navPropertyToExpand.Key, navPropertyToExpand.Value, resourceContext, writer);
writer.WriteEnd();
}
}
}
public void WritingResourceForEntityWorksWithoutDerivedTypeConstraintsButFailedWithConstraint()
{
Action <ODataMessageWriter> writeCustomersAction = (messageWriter) =>
{
ODataWriter writer = messageWriter.CreateODataResourceWriter(this.edmCustomers, this.edmCustomerType); // entityset
writer.WriteStart(this.odataNormalResource);
writer.WriteEnd();
};
// EntitySet doesn't have the derived type constraint.
string normalCustomerActual = GetWriterOutput(this.edmModel, writeCustomersAction);
Assert.Contains("/$metadata#Customers/$entity\",\"@odata.type\":\"#NS.NormalCustomer\",\"Id\":9,\"Email\":\"[email protected]\"}", normalCustomerActual);
// Negative test case -- EntitySet has the derived type constraint.
SetDerivedTypeAnnotation(this.edmModel, this.edmCustomers, "NS.VipCustomer");
Action test = () => GetWriterOutput(this.edmModel, writeCustomersAction);
var exception = Assert.Throws <ODataException>(test);
Assert.Equal(Strings.WriterValidationUtils_ValueTypeNotAllowedInDerivedTypeConstraint("NS.NormalCustomer", "navigation source", "Customers"), exception.Message);
}
private async Task WriteDynamicComplexPropertiesAsync(ResourceContext resourceContext, ODataWriter writer)
{
Contract.Assert(resourceContext != null);
Contract.Assert(resourceContext.EdmModel != null);
if (resourceContext.DynamicComplexProperties == null)
{
return;
}
foreach (var dynamicComplexProperty in resourceContext.DynamicComplexProperties)
{
// If the dynamic property is "null", it should be treated ahead by creating an ODataProperty with ODataNullValue.
// However, it's safety here to skip the null dynamic property.
if (String.IsNullOrEmpty(dynamicComplexProperty.Key) || dynamicComplexProperty.Value == null)
{
continue;
}
IEdmTypeReference edmTypeReference =
resourceContext.SerializerContext.GetEdmType(dynamicComplexProperty.Value,
dynamicComplexProperty.Value.GetType());
if (edmTypeReference.IsStructured() ||
(edmTypeReference.IsCollection() && edmTypeReference.AsCollection().ElementType().IsStructured()))
{
ODataNestedResourceInfo nestedResourceInfo = new ODataNestedResourceInfo
{
IsCollection = edmTypeReference.IsCollection(),
Name = dynamicComplexProperty.Key,
};
writer.WriteStart(nestedResourceInfo);
await WriteDynamicComplexPropertyAsync(dynamicComplexProperty.Value, edmTypeReference, resourceContext, writer);
writer.WriteEnd();
}
}
}
internal void WriteEntry(EntityDescriptor entityDescriptor, IEnumerable <LinkDescriptor> relatedLinks, ODataRequestMessageWrapper requestMessage)
{
ClientEdmModel model = ClientEdmModel.GetModel(this.requestInfo.MaxProtocolVersion);
ClientTypeAnnotation clientTypeAnnotation = model.GetClientTypeAnnotation(model.GetOrCreateEdmType(entityDescriptor.Entity.GetType()));
using (ODataMessageWriter writer = CreateMessageWriter(requestMessage, this.requestInfo))
{
ODataWriter odataWriter = writer.CreateODataEntryWriter();
ODataEntry entry = new ODataEntry();
if (this.requestInfo.HasWritingEventHandlers)
{
entry.SetAnnotation <WritingEntityInfo>(new WritingEntityInfo(entityDescriptor.Entity, this.requestInfo));
}
string serverTypeName = this.requestInfo.GetServerTypeName(entityDescriptor);
if (clientTypeAnnotation.ElementTypeName != serverTypeName)
{
SerializationTypeNameAnnotation annotation = new SerializationTypeNameAnnotation {
TypeName = serverTypeName
};
entry.SetAnnotation <SerializationTypeNameAnnotation>(annotation);
}
entry.TypeName = clientTypeAnnotation.ElementTypeName;
if (EntityStates.Modified == entityDescriptor.State)
{
entry.Id = entityDescriptor.GetLatestIdentity();
}
if (entityDescriptor.IsMediaLinkEntry || clientTypeAnnotation.IsMediaLinkEntry)
{
entry.MediaResource = new ODataStreamReferenceValue();
}
odataWriter.WriteStart(entry);
if (EntityStates.Added == entityDescriptor.State)
{
this.WriteNavigationLink(entityDescriptor, relatedLinks, odataWriter);
}
entry.Properties = this.PopulateProperties(clientTypeAnnotation, entityDescriptor.Entity, null);
odataWriter.WriteEnd();
}
}
private static void WriteNavigationLinks(ODataWriter writer, object element, Uri parentEntryUri, IEdmEntityType parentEntityType, IEdmModel model, ODataVersion targetVersion, IEnumerable <string> expandedNavigationProperties)
{
foreach (var navigationProperty in parentEntityType.NavigationProperties())
{
IEdmTypeReference propertyTypeReference = navigationProperty.Type;
bool isCollection = navigationProperty.Type.IsCollection();
var navigationLink = new ODataNavigationLink
{
Url = new Uri(parentEntryUri, navigationProperty.Name),
IsCollection = isCollection,
Name = navigationProperty.Name,
};
writer.WriteStart(navigationLink);
if (expandedNavigationProperties.Contains(navigationProperty.Name))
{
var propertyValue = DataContext.GetPropertyValue(element, navigationProperty.Name);
if (propertyValue != null)
{
var propertyEntityType = propertyTypeReference.Definition as IEdmEntityType;
IEdmEntitySet targetEntitySet = model.EntityContainer.EntitySets().Single(s => s.EntityType() == propertyEntityType);
if (isCollection)
{
WriteFeed(writer, propertyValue as IEnumerable, targetEntitySet, model, targetVersion, Enumerable.Empty <string>());
}
else
{
WriteEntry(writer, propertyValue, targetEntitySet, model, targetVersion, Enumerable.Empty <string>());
}
}
}
writer.WriteEnd();
}
}
private void WriteExpandedNavigationProperties(
IDictionary <IEdmNavigationProperty, SelectExpandClause> navigationPropertiesToExpand,
EntityInstanceContext entityInstanceContext,
ODataWriter writer)
{
Contract.Assert(navigationPropertiesToExpand != null);
Contract.Assert(entityInstanceContext != null);
Contract.Assert(writer != null);
foreach (KeyValuePair <IEdmNavigationProperty, SelectExpandClause> navigationPropertyToExpand in navigationPropertiesToExpand)
{
IEdmNavigationProperty navigationProperty = navigationPropertyToExpand.Key;
ODataNavigationLink navigationLink = CreateNavigationLink(navigationProperty, entityInstanceContext);
if (navigationLink != null)
{
writer.WriteStart(navigationLink);
WriteExpandedNavigationProperty(navigationPropertyToExpand, entityInstanceContext, writer);
writer.WriteEnd();
}
}
}
private void WriteFeed(object graph, ODataWriter writer, ODataSerializerWriteContext writeContext)
{
ODataSerializer entrySerializer = SerializerProvider.GetEdmTypeSerializer(_edmCollectionType.ElementType());
if (entrySerializer == null)
{
throw Error.NotSupported(SRResources.TypeCannotBeSerialized, _edmCollectionType.ElementType(), typeof(ODataMediaTypeFormatter).Name);
}
Contract.Assert(entrySerializer.ODataPayloadKind == ODataPayloadKind.Entry);
IEnumerable enumerable = graph as IEnumerable; // Data to serialize
if (enumerable != null)
{
ODataFeed feed = new ODataFeed();
// TODO: Bug 467590: remove the hardcoded feed id. Get support for it from the model builder ?
feed.Id = FeedNamespace + _edmCollectionType.FullName();
// If we have more OData format specific information apply it now.
ODataResult odataFeedAnnotations = graph as ODataResult;
if (odataFeedAnnotations != null)
{
feed.Count = odataFeedAnnotations.Count;
feed.NextPageLink = odataFeedAnnotations.NextPageLink;
}
writer.WriteStart(feed);
foreach (object entry in enumerable)
{
entrySerializer.WriteObjectInline(entry, writer, writeContext);
}
writer.WriteEnd();
}
}
private void WriteEntry(object graph, IEnumerable <ODataProperty> propertyBag, ODataWriter writer, ODataSerializerContext writeContext)
{
IEdmEntityType entityType = _edmEntityTypeReference.EntityDefinition();
EntityInstanceContext entityInstanceContext = new EntityInstanceContext(SerializerProvider.EdmModel, writeContext.EntitySet, entityType, writeContext.UrlHelper, graph);
ODataEntry entry = new ODataEntry
{
TypeName = _edmEntityTypeReference.FullName(),
Properties = propertyBag,
};
if (writeContext.EntitySet != null)
{
IEntitySetLinkBuilder linkBuilder = SerializerProvider.EdmModel.GetEntitySetLinkBuilder(writeContext.EntitySet);
string idLink = linkBuilder.BuildIdLink(entityInstanceContext);
if (idLink != null)
{
entry.Id = idLink;
}
Uri readLink = linkBuilder.BuildReadLink(entityInstanceContext);
if (readLink != null)
{
entry.ReadLink = readLink;
}
Uri editLink = linkBuilder.BuildEditLink(entityInstanceContext);
if (editLink != null)
{
entry.EditLink = editLink;
}
}
writer.WriteStart(entry);
WriteNavigationLinks(entityInstanceContext, writer, writeContext);
writer.WriteEnd();
}
private void WriteEntry(ODataWriter writer, ODataItem[] itemsToWrite, ref int currentIdx)
{
if (currentIdx < itemsToWrite.Length)
{
ODataEntry entry = (ODataEntry)itemsToWrite[currentIdx++];
writer.WriteStart(entry);
while (currentIdx < itemsToWrite.Length)
{
if (itemsToWrite[currentIdx] is ODataNavigationLink)
{
this.WriteLink(writer, itemsToWrite, ref currentIdx);
}
else if (itemsToWrite[currentIdx] is ODataNavigationLinkEnd)
{
currentIdx++;
writer.WriteEnd();
return;
}
else
{
break;
}
}
writer.WriteEnd();
}
}
private void WriteLink(ODataWriter writer, ODataItem[] itemsToWrite, ref int currentIdx)
{
if (currentIdx < itemsToWrite.Length)
{
ODataNavigationLink link = (ODataNavigationLink)itemsToWrite[currentIdx++];
writer.WriteStart(link);
if (currentIdx < itemsToWrite.Length)
{
if (itemsToWrite[currentIdx] is ODataEntry)
{
this.WriteEntry(writer, itemsToWrite, ref currentIdx);
}
else if (itemsToWrite[currentIdx] is ODataFeed)
{
this.WriteFeed(writer, itemsToWrite, ref currentIdx);
}
}
writer.WriteEnd();
}
}
private void WriteFeed(ODataWriter writer, ODataItem[] itemsToWrite, ref int currentIdx)
{
if (currentIdx < itemsToWrite.Length)
{
ODataFeed feed = (ODataFeed)itemsToWrite[currentIdx++];
writer.WriteStart(feed);
while (currentIdx < itemsToWrite.Length && itemsToWrite[currentIdx] is ODataEntry)
{
this.WriteEntry(writer, itemsToWrite, ref currentIdx);
}
writer.WriteEnd();
}
}
