private ODataWriter CreateODataFeedWriter(ODataMessageWriter messageWriter, IEdmEntitySet entitySet, IEdmEntityType entityType, bool hasModel)
{
if (hasModel)
{
return(messageWriter.CreateODataFeedWriter(entitySet, entityType));
}
else
{
return(messageWriter.CreateODataFeedWriter());
}
}
private static void WriteTopLevelFeed(bool enableFullValidation = true)
{
var msg = ODataSamplesUtil.CreateMessage();
var settings = new ODataMessageWriterSettings(BaseSettings)
{
ODataUri = new ODataUri()
{
ServiceRoot = new Uri("http://demo/odata.svc/PetSet")
},
EnableFullValidation = enableFullValidation
};
using (var omw = new ODataMessageWriter((IODataResponseMessage)msg, settings, ExtModel.Model))
{
var writer = omw.CreateODataFeedWriter(ExtModel.PetSet);
writer.WriteStart(Feed);
writer.WriteStart(PetEntry);
writer.WriteEnd();
writer.WriteStart(FishEntry);
writer.WriteEnd();
writer.WriteEnd();
}
Console.WriteLine(ODataSamplesUtil.MessageToString(msg));
}
/// <inheritdoc />
public override void WriteObject(object graph, Type type, ODataMessageWriter messageWriter, ODataSerializerContext writeContext)
{
if (messageWriter == null)
{
throw Error.ArgumentNull("messageWriter");
}
if (writeContext == null)
{
throw Error.ArgumentNull("writeContext");
}
IEdmEntitySetBase entitySet = writeContext.NavigationSource as IEdmEntitySetBase;
if (entitySet == null)
{
throw new SerializationException(SRResources.EntitySetMissingDuringSerialization);
}
IEdmTypeReference feedType = writeContext.GetEdmType(graph, type);
Contract.Assert(feedType != null);
IEdmEntityTypeReference entityType = GetEntityType(feedType);
ODataWriter writer = messageWriter.CreateODataFeedWriter(entitySet, entityType.EntityDefinition());
WriteObjectInline(graph, feedType, writer, writeContext);
}
public void SpecifySerializationInfoForFeedAndEntry()
{
foreach (var mimeType in this.testMimeTypes)
{
var settings = new ODataMessageWriterSettings();
settings.ODataUri = new ODataUri()
{
ServiceRoot = this.ServiceUri
};
var responseMessageWithoutModel = new StreamResponseMessage(new MemoryStream());
responseMessageWithoutModel.SetHeader("Content-Type", mimeType);
using (var messageWriter = new ODataMessageWriter(responseMessageWithoutModel, settings))
{
var odataWriter = messageWriter.CreateODataFeedWriter();
var feed = this.CreatePersonFeed();
feed.SetSerializationInfo(new ODataFeedAndEntrySerializationInfo()
{
NavigationSourceName = "Person", NavigationSourceEntityTypeName = NameSpace + "Person"
});
var entry = new ODataEntry()
{
Id = new Uri(ServiceUri + "Person(-5)"),
TypeName = NameSpace + "Employee"
};
var personEntryP1 = new ODataProperty {
Name = "PersonId", Value = -5
};
var personEntryP2 = new ODataProperty
{
Name = "Name",
Value = "xhsdckkeqzvlnprheujeycqrglfehtdocildrequohlffazfgtvmddyqsaxrojqxrsckohrakdxlrghgmzqnyruzu"
};
var personEntryP3 = new ODataProperty {
Name = "ManagersPersonId", Value = -465010984
};
entry.Properties = new[] { personEntryP1, personEntryP2, personEntryP3 };
entry.SetSerializationInfo(new ODataFeedAndEntrySerializationInfo()
{
NavigationSourceName = "Person", NavigationSourceEntityTypeName = NameSpace + "Person"
});
odataWriter.WriteStart(feed);
odataWriter.WriteStart(entry);
odataWriter.WriteEnd();
odataWriter.WriteEnd();
Stream stream = responseMessageWithoutModel.GetStream();
string result = WritePayloadHelper.ReadStreamContent(stream);
Assert.IsTrue(result.Contains(NameSpace + "Employee"));
if (!mimeType.Contains(MimeTypes.ODataParameterNoMetadata))
{
Assert.IsTrue(result.Contains("$metadata#Person"));
}
}
}
}
public void OrderFeedTest()
{
foreach (var mimeType in this.mimeTypes)
{
var settings = new ODataMessageWriterSettings();
settings.ODataUri = new ODataUri()
{
ServiceRoot = this.ServiceUri
};
string outputWithModel = null;
string outputWithoutModel = null;
var responseMessageWithModel = new StreamResponseMessage(new MemoryStream());
responseMessageWithModel.SetHeader("Content-Type", mimeType);
using (var messageWriter = new ODataMessageWriter(responseMessageWithModel, settings, WritePayloadHelper.Model))
{
var odataWriter = messageWriter.CreateODataFeedWriter(WritePayloadHelper.OrderSet, WritePayloadHelper.OrderType);
outputWithModel = this.WriteAndVerifyOrderFeed(responseMessageWithModel, odataWriter, true, mimeType);
}
var responseMessageWithoutModel = new StreamResponseMessage(new MemoryStream());
responseMessageWithoutModel.SetHeader("Content-Type", mimeType);
using (var messageWriter = new ODataMessageWriter(responseMessageWithoutModel, settings))
{
var odataWriter = messageWriter.CreateODataFeedWriter();
outputWithoutModel = this.WriteAndVerifyOrderFeed(responseMessageWithoutModel, odataWriter, false,
mimeType);
}
WritePayloadHelper.VerifyPayloadString(outputWithModel, outputWithoutModel, mimeType);
}
}
/// <inheritdoc />
public override void WriteObject(object graph, ODataMessageWriter messageWriter, ODataSerializerContext writeContext)
{
if (messageWriter == null)
{
throw Error.ArgumentNull("messageWriter");
}
if (writeContext == null)
{
throw Error.ArgumentNull("writeContext");
}
IEdmEntitySet entitySet = writeContext.EntitySet;
if (entitySet == null)
{
throw new SerializationException(SRResources.EntitySetMissingDuringSerialization);
}
IEdmEntityType entityType = EntityType.EntityDefinition();
ODataWriter writer = messageWriter.CreateODataFeedWriter(entitySet, entityType);
WriteObjectInline(graph, writer, writeContext);
}
/// <inheritdoc />
public override void WriteObject(object graph, Type type, ODataMessageWriter messageWriter, ODataSerializerContext writeContext)
{
if (messageWriter == null)
{
throw Error.ArgumentNull("messageWriter");
}
if (writeContext == null)
{
throw Error.ArgumentNull("writeContext");
}
IEdmEntitySet entitySet = writeContext.EntitySet;
if (entitySet == null)
{
throw new SerializationException(SRResources.EntitySetMissingDuringSerialization);
}
IEdmTypeReference feedType = writeContext.GetEdmType(graph, type);
Contract.Assert(feedType != null);
IEdmEntityTypeReference entityType = GetEntityType(feedType);
ODataWriter writer = messageWriter.CreateODataFeedWriter(entitySet, entityType.EntityDefinition());
WriteObjectInline(graph, feedType, writer, writeContext);
}
public void OrderFeedTest()
{
foreach (var mimeType in this.mimeTypes)
{
var settings = new ODataMessageWriterSettings();
settings.ODataUri = new ODataUri() { ServiceRoot = this.ServiceUri };
string outputWithModel = null;
string outputWithoutModel = null;
var responseMessageWithModel = new StreamResponseMessage(new MemoryStream());
responseMessageWithModel.SetHeader("Content-Type", mimeType);
using (var messageWriter = new ODataMessageWriter(responseMessageWithModel, settings, WritePayloadHelper.Model))
{
var odataWriter = messageWriter.CreateODataFeedWriter(WritePayloadHelper.OrderSet, WritePayloadHelper.OrderType);
outputWithModel = this.WriteAndVerifyOrderFeed(responseMessageWithModel, odataWriter, true, mimeType);
}
var responseMessageWithoutModel = new StreamResponseMessage(new MemoryStream());
responseMessageWithoutModel.SetHeader("Content-Type", mimeType);
using (var messageWriter = new ODataMessageWriter(responseMessageWithoutModel, settings))
{
var odataWriter = messageWriter.CreateODataFeedWriter();
outputWithoutModel = this.WriteAndVerifyOrderFeed(responseMessageWithoutModel, odataWriter, false,
mimeType);
}
WritePayloadHelper.VerifyPayloadString(outputWithModel, outputWithoutModel, mimeType);
}
}
public override void WriteObject(object graph, ODataMessageWriter messageWriter, ODataSerializerContext writeContext)
{
if (messageWriter == null)
{
throw Error.ArgumentNull("messageWriter");
}
if (writeContext == null)
{
throw Error.ArgumentNull("writeContext");
}
IEdmEntitySet entitySet = writeContext.EntitySet;
if (entitySet == null)
{
throw new SerializationException(SRResources.EntitySetMissingDuringSerialization);
}
// No null check; entity type is not required for successful serialization.
IEdmEntityType entityType = _edmElementType;
ODataWriter writer = messageWriter.CreateODataFeedWriter(entitySet, entityType);
WriteObjectInline(graph, writer, writeContext);
writer.Flush();
}
public void ConvertFeed(Uri relativeODataUri, Uri relativeSodaUri, JsonPayload jsonPayload,
DateTimeOffset feedUpdateTime)
{
var jsonObject = jsonPayload.JsonObject;
var entries = jsonObject.PropertyValue<JArray>("entries");
var meta = jsonObject.PropertyValue<JObject>("meta");
var view = meta.PropertyValue<JObject>("view");
IList<string> fieldsToIgnore;
var model = BuildModel(view, out fieldsToIgnore);
var entitySet = model.EntityContainers.Single().EntitySets().Single();
var settings = new ODataMessageWriterSettings
{
Indent = true,
};
using (var writer = new ODataMessageWriter(Message, settings, model))
{
var feedWriter = writer.CreateODataFeedWriter();
var feed = new ODataFeed();
feed.SetAnnotation(new AtomFeedMetadata
{
Updated = feedUpdateTime,
});
feed.Id = new Uri(ODataEndpointUri, relativeODataUri.OriginalString).OriginalString;
feedWriter.WriteStart(feed);
foreach (var entry in entries.Cast<JObject>())
{
var entryMetadata = new ODataEntry();
entryMetadata.Id = (string) ((JValue) entry.Property("id").Value).Value;
entryMetadata.TypeName = entitySet.ElementType.FullName();
entryMetadata.Properties = ConvertProperties(entry, fieldsToIgnore);
entryMetadata.SetAnnotation(new AtomEntryMetadata
{
Updated = ConvertDateTimeOffset(entry.PrimitivePropertyValue<long>("updated_at")),
Published = ConvertDateTimeOffset(entry.PrimitivePropertyValue<long>("created_at")),
});
feedWriter.WriteStart(entryMetadata);
feedWriter.WriteEnd();
}
feedWriter.WriteEnd();
}
}
public override void WriteObject(object graph, ODataMessageWriter messageWriter, ODataSerializerContext writeContext)
{
if (messageWriter == null)
{
throw Error.ArgumentNull("messageWriter");
}
ODataWriter writer = messageWriter.CreateODataFeedWriter();
WriteObjectInline(graph, writer, writeContext);
writer.Flush();
}
public override void WriteObject(object graph, ODataMessageWriter messageWriter, ODataSerializerContext writeContext)
{
if (messageWriter == null)
{
throw Error.ArgumentNull("messageWriter");
}
ODataWriter writer = messageWriter.CreateODataFeedWriter();
WriteObjectInline(graph, writer, writeContext);
writer.Flush();
}
public static void WriteODataFeed(IEdmModel model, Stream stream)
{
// Create a ODataEntry
var entry = new ODataEntry()
{
Properties = new List <ODataProperty>()
{
new ODataProperty
{
Name = "ProductId", Value = 100
},
new ODataProperty
{
Name = "Name", Value = "The World"
},
new ODataProperty
{
Name = "SkinColor", Value = new ODataEnumValue("Green", DefaultNamespace + ".Color")
},
new ODataProperty
{
Name = "UserAccess", Value = new ODataEnumValue("ReadWrite, Execute", DefaultNamespace + ".AccessLevel")
}
}
};
ODataMessageWriterSettings writerSettings = new ODataMessageWriterSettings();
writerSettings.ODataUri = new ODataUri()
{
ServiceRoot = ServiceRootUri
};
writerSettings.PayloadBaseUri = ServiceRootUri;
writerSettings.SetContentType("application/json;odata.metadata=full", Encoding.UTF8.WebName);
writerSettings.AutoComputePayloadMetadataInJson = true;
var responseMessage = new ODataResponseMessage(stream);
using (var messageWriter = new ODataMessageWriter(responseMessage, writerSettings, model))
{
IEdmEntitySet entitySet = model.FindDeclaredEntitySet("Products");
ODataWriter feedWriter = messageWriter.CreateODataFeedWriter(entitySet);
var feed = new ODataFeed {
Id = new Uri(ServiceRootUri, "Products")
};
feedWriter.WriteStart(feed);
feedWriter.WriteStart(entry);
feedWriter.WriteEnd();
feedWriter.WriteEnd();
feedWriter.Flush();
}
}
private static void CsvWriterDemo()
{
EdmEntityType customer = new EdmEntityType("ns", "customer");
var key = customer.AddStructuralProperty("Id", EdmPrimitiveTypeKind.Int32);
customer.AddKeys(key);
customer.AddStructuralProperty("Name", EdmPrimitiveTypeKind.String);
ODataEntry entry1 = new ODataEntry()
{
Properties = new[]
{
new ODataProperty(){Name = "Id", Value = 51},
new ODataProperty(){Name = "Name", Value = "Name_A"},
}
};
ODataEntry entry2 = new ODataEntry()
{
Properties = new[]
{
new ODataProperty(){Name = "Id", Value = 52},
new ODataProperty(){Name = "Name", Value = "Name_B"},
}
};
var stream = new MemoryStream();
var message = new Message { Stream = stream };
// Set Content-Type header value
message.SetHeader("Content-Type", "text/csv");
var settings = new ODataMessageWriterSettings
{
// Set our resolver here.
MediaTypeResolver = CsvMediaTypeResolver.Instance,
DisableMessageStreamDisposal = true,
};
using (var messageWriter = new ODataMessageWriter(message, settings))
{
var writer = messageWriter.CreateODataFeedWriter(null, customer);
writer.WriteStart(new ODataFeed());
writer.WriteStart(entry1);
writer.WriteEnd();
writer.WriteStart(entry2);
writer.WriteEnd();
writer.WriteEnd();
writer.Flush();
}
stream.Seek(0, SeekOrigin.Begin);
string msg;
using (var sr = new StreamReader(stream)) { msg = sr.ReadToEnd(); }
Console.WriteLine(msg);
}
public void TestCreateODataFeedWriter_InJsonLight_WithoutEntitySetOrType_DoesNotThrow()
{
// Arrange
IODataResponseMessage response = CreateResponse();
ODataMessageWriterSettings settings = CreateJsonLightSettings();
IEdmModel model = CreateModel();
using (ODataMessageWriter writer = new ODataMessageWriter(response, settings, model))
{
// Act & Assert
Assert.DoesNotThrow(() => writer.CreateODataFeedWriter());
}
}
public static void WriteODataFeed(IEdmModel model, Stream stream, NavigationPropertySegment containedSegment, ODataPath queryPath)
{
// Create a ODataEntry
ODataEntry[] entries = new ODataEntry[]
{
new ODataEntry()
{
Properties = new[]
{
new ODataProperty {
Name = "ProductID", Value = 1
},
},
}
};
var message = new ODataResponseMessage(stream);
ODataMessageWriterSettings writerSettings = new ODataMessageWriterSettings();
writerSettings.ODataUri = new ODataUri()
{
ServiceRoot = ServiceRootUri
};
writerSettings.PayloadBaseUri = ServiceRootUri;
writerSettings.SetContentType("application/json;odata.metadata=full", Encoding.UTF8.WebName);
writerSettings.AutoComputePayloadMetadataInJson = true;
writerSettings.ODataUri = new ODataUri()
{
ServiceRoot = ServiceRootUri,
Path = queryPath,
};
using (var messageWriter = new ODataMessageWriter(message, writerSettings, model))
{
var feedWriter = messageWriter.CreateODataFeedWriter(containedSegment.NavigationSource as IEdmEntitySetBase, containedSegment.NavigationSource.EntityType());
var feed = new ODataFeed();
feedWriter.WriteStart(feed);
foreach (ODataEntry entry in entries)
{
feedWriter.WriteStart(entry);
feedWriter.WriteEnd();
}
feedWriter.WriteEnd();
feedWriter.Flush();
}
}
public void TestCreateODataFeedWriter_InJsonLight_WithEntitySetButWithoutType_DoesNotThrow()
{
// Arrange
IODataResponseMessage response = CreateResponse();
ODataMessageWriterSettings settings = CreateJsonLightSettings();
IEdmModel model = CreateModel();
IEdmEntitySet entitySet = model.EntityContainers().Single().EntitySets().First();
using (ODataMessageWriter writer = new ODataMessageWriter(response, settings, model))
{
// Act & Assert
Assert.DoesNotThrow(() => writer.CreateODataFeedWriter(entitySet));
}
}
public void PersonFeedTest()
{
foreach (var mimeType in this.mimeTypes)
{
var settings = new ODataMessageWriterSettings()
{
PayloadBaseUri = this.ServiceUri
};
settings.ODataUri = new ODataUri()
{
ServiceRoot = this.ServiceUri
};
string outputWithModel = null;
string outputWithoutModel = null;
var responseMessageWithModel = new StreamResponseMessage(new MemoryStream());
responseMessageWithModel.SetHeader("Content-Type", mimeType);
using (var messageWriter = new ODataMessageWriter(responseMessageWithModel, settings, WritePayloadHelper.Model))
{
var odataWriter = messageWriter.CreateODataFeedWriter(WritePayloadHelper.PersonSet, WritePayloadHelper.PersonType);
outputWithModel = this.WriteAndVerifyPersonFeed(responseMessageWithModel, odataWriter, true,
mimeType);
}
var responseMessageWithoutModel = new StreamResponseMessage(new MemoryStream());
responseMessageWithoutModel.SetHeader("Content-Type", mimeType);
using (var messageWriter = new ODataMessageWriter(responseMessageWithoutModel, settings))
{
var odataWriter = messageWriter.CreateODataFeedWriter();
outputWithoutModel = this.WriteAndVerifyPersonFeed(responseMessageWithoutModel, odataWriter, false,
mimeType);
}
WritePayloadHelper.VerifyPayloadString(outputWithModel, outputWithoutModel, mimeType);
if (mimeType.Contains(MimeTypes.ODataParameterMinimalMetadata) || mimeType.Contains(MimeTypes.ODataParameterFullMetadata))
{
Assert.IsTrue(outputWithoutModel.Contains(this.ServiceUri + "$metadata#Person\""));
}
if (mimeType.Contains(MimeTypes.ApplicationJsonLight))
{
// odata.type is included in json light payload only if entry typename is different than serialization info
Assert.IsFalse(outputWithoutModel.Contains("{\"@odata.type\":\"" + "#" + NameSpace + "Person\","), "odata.type Person");
Assert.IsTrue(outputWithoutModel.Contains("{\"@odata.type\":\"" + "#" + NameSpace + "Employee\","), "odata.type Employee");
Assert.IsTrue(outputWithoutModel.Contains("{\"@odata.type\":\"" + "#" + NameSpace + "SpecialEmployee\","), "odata.type SpecialEmployee");
}
}
}
public string GetSampleFeedPayload(IEnumerable entities, IEnumerable<string> projectedProperties)
{
var message = new SimpleResponseMessage(this.StatusCode, this.ContentType);
using (var writer = new ODataMessageWriter(message, Settings))
{
var feedWriter = writer.CreateODataFeedWriter();
feedWriter.WriteStart(new ODataFeed() { Id = new Uri("http://temp.org/feed"), SerializationInfo = MySerializationInfo });
foreach (var entity in entities)
{
WriteEntry(feedWriter, entity, projectedProperties);
}
feedWriter.WriteEnd();
}
return message.GetMessageString();
}
protected void WriteAnnotationsAndValidatePayload(Action <ODataWriter> action, ODataFormat format, string expectedPayload, bool request, bool createFeedWriter)
{
var writerSettings = new ODataMessageWriterSettings {
DisableMessageStreamDisposal = true, EnableAtom = true
};
writerSettings.SetContentType(format);
writerSettings.SetServiceDocumentUri(new Uri("http://www.example.com/"));
MemoryStream stream = new MemoryStream();
if (request)
{
IODataRequestMessage requestMessageToWrite = new InMemoryMessage {
Method = "GET", Stream = stream
};
using (var messageWriter = new ODataMessageWriter(requestMessageToWrite, writerSettings, Model))
{
ODataWriter odataWriter = createFeedWriter ? messageWriter.CreateODataFeedWriter(EntitySet, EntityType) : messageWriter.CreateODataEntryWriter(EntitySet, EntityType);
action(odataWriter);
}
}
else
{
IODataResponseMessage responseMessageToWrite = new InMemoryMessage {
StatusCode = 200, Stream = stream
};
using (var messageWriter = new ODataMessageWriter(responseMessageToWrite, writerSettings, Model))
{
ODataWriter odataWriter = createFeedWriter ? messageWriter.CreateODataFeedWriter(EntitySet, EntityType) : messageWriter.CreateODataEntryWriter(EntitySet, EntityType);
action(odataWriter);
}
}
stream.Position = 0;
string payload = (new StreamReader(stream)).ReadToEnd();
if (format == ODataFormat.Atom)
{
// The <updated> element is computed dynamically, so we remove it from the both the baseline and the actual payload.
payload = Regex.Replace(payload, "<updated>[^<]*</updated>", "");
expectedPayload = Regex.Replace(expectedPayload, "<updated>[^<]*</updated>", "");
}
Assert.AreEqual(expectedPayload, payload);
}
ODataResponse IODataView.CreateView()
{
var oDataResponse = new ODataResponse();
var messageWriter = new ODataMessageWriter(oDataResponse);
var entryWriter = messageWriter.CreateODataFeedWriter();
var feed = new ODataFeed() { Count = Videos.Count, Id = "Hypermedia-Learning" };
var atomFeed = feed.Atom();
atomFeed.Title = "Hypermedia API - " + PageTitle;
entryWriter.WriteStart(feed);
foreach (var video in Videos)
{
var oDataEntry = new ODataEntry() {};
var atom = oDataEntry.Atom();
atom.Title = "Video : " + video.Link.Title;
atom.Summary = video.Description;
entryWriter.WriteStart(oDataEntry);
entryWriter.WriteEnd();
}
foreach (var item in Community)
{
var oDataEntry = new ODataEntry() { };
var atom = oDataEntry.Atom();
atom.Title = "Community : " + item.Link.Title;
atom.Summary = item.Description;
entryWriter.WriteStart(oDataEntry);
entryWriter.WriteEnd();
}
entryWriter.WriteEnd();
entryWriter.Flush();
oDataResponse.GetStream().Position = 0;
return oDataResponse;
}
public string GetSampleFeedPayload(IEnumerable entities, IEnumerable <string> projectedProperties)
{
var message = new SimpleResponseMessage(this.StatusCode, this.ContentType);
using (var writer = new ODataMessageWriter(message, Settings))
{
var feedWriter = writer.CreateODataFeedWriter();
feedWriter.WriteStart(new ODataFeed()
{
Id = new Uri("http://temp.org/feed"), SerializationInfo = MySerializationInfo
});
foreach (var entity in entities)
{
WriteEntry(feedWriter, entity, projectedProperties);
}
feedWriter.WriteEnd();
}
return(message.GetMessageString());
}
public static Stream CreatePackagesStream(string baseUrl, IInternalPackageRepository packageRepository, string baseAddress, IEnumerable <IInternalPackage> packages, int feedId, int total)
{
var writerSettings = new ODataMessageWriterSettings()
{
Indent = true,
CheckCharacters = false,
BaseUri = new Uri(baseUrl),
Version = ODataVersion.V3
};
writerSettings.SetContentType(ODataFormat.Atom);
var responseMessage = new MemoryResponseMessage();
var writer = new ODataMessageWriter(responseMessage, writerSettings);
var feedWriter = writer.CreateODataFeedWriter();
feedWriter.WriteStart(new ODataFeed()
{
Id = "Packages", Count = total
});
var pks = packages.Select(pk => new ODataPackage(pk));
foreach (var package in pks)
{
feedWriter.WriteStart(MapPackageToEntry(baseAddress, package));
feedWriter.WriteEnd();
}
feedWriter.WriteEnd();
feedWriter.Flush();
var stream = responseMessage.GetStream();
stream.Seek(0, SeekOrigin.Begin);
return(stream);
}
private bool TryWriteAggregationResult(
object graph,
Type type,
ODataMessageWriter messageWriter,
ODataSerializerContext writeContext,
IEdmTypeReference feedType)
{
if (typeof(IEnumerable <DynamicTypeWrapper>).IsAssignableFrom(type))
{
IEdmTypeReference elementType = feedType.AsCollection().ElementType();
if (elementType.IsEntity())
{
IEdmEntitySetBase entitySet = writeContext.NavigationSource as IEdmEntitySetBase;
IEdmEntityTypeReference entityType = elementType.AsEntity();
ODataWriter writer = messageWriter.CreateODataFeedWriter(entitySet, entityType.EntityDefinition());
WriteObjectInline(graph, feedType, writer, writeContext);
return(true);
}
}
return(false);
}
/// <summary>
/// Writes the entity collection results to the response message.
/// </summary>
/// <param name="graph">The entity collection results.</param>
/// <param name="type">The type of the entities.</param>
/// <param name="messageWriter">The message writer.</param>
/// <param name="writeContext">The writing context.</param>
public override void WriteObject(
object graph,
Type type,
ODataMessageWriter messageWriter,
ODataSerializerContext writeContext)
{
Ensure.NotNull(messageWriter, "messageWriter");
Ensure.NotNull(writeContext, "writeContext");
IEdmEntitySetBase entitySet = writeContext.NavigationSource as IEdmEntitySetBase;
if (entitySet == null)
{
throw new SerializationException(Resources.EntitySetMissingForSerialization);
}
EntityCollectionResult collectionResult = (EntityCollectionResult)graph;
IEdmTypeReference feedType = collectionResult.EdmType;
IEdmEntityTypeReference entityType = GetEntityType(feedType);
ODataWriter writer = messageWriter.CreateODataFeedWriter(entitySet, entityType.EntityDefinition());
this.WriteObjectInline(collectionResult.Query, feedType, writer, writeContext);
}
protected void WriteAnnotationsAndValidatePayload(Action<ODataWriter> action, ODataFormat format, string expectedPayload, bool request, bool createFeedWriter)
{
var writerSettings = new ODataMessageWriterSettings { DisableMessageStreamDisposal = true, EnableAtom = true };
writerSettings.SetContentType(format);
writerSettings.SetServiceDocumentUri(new Uri("http://www.example.com/"));
MemoryStream stream = new MemoryStream();
if (request)
{
IODataRequestMessage requestMessageToWrite = new InMemoryMessage { Method = "GET", Stream = stream };
using (var messageWriter = new ODataMessageWriter(requestMessageToWrite, writerSettings, Model))
{
ODataWriter odataWriter = createFeedWriter ? messageWriter.CreateODataFeedWriter(EntitySet, EntityType) : messageWriter.CreateODataEntryWriter(EntitySet, EntityType);
action(odataWriter);
}
}
else
{
IODataResponseMessage responseMessageToWrite = new InMemoryMessage { StatusCode = 200, Stream = stream };
using (var messageWriter = new ODataMessageWriter(responseMessageToWrite, writerSettings, Model))
{
ODataWriter odataWriter = createFeedWriter ? messageWriter.CreateODataFeedWriter(EntitySet, EntityType) : messageWriter.CreateODataEntryWriter(EntitySet, EntityType);
action(odataWriter);
}
}
stream.Position = 0;
string payload = (new StreamReader(stream)).ReadToEnd();
if (format == ODataFormat.Atom)
{
// The <updated> element is computed dynamically, so we remove it from the both the baseline and the actual payload.
payload = Regex.Replace(payload, "<updated>[^<]*</updated>", "");
expectedPayload = Regex.Replace(expectedPayload, "<updated>[^<]*</updated>", "");
}
Assert.AreEqual(expectedPayload, payload);
}
public static Stream CreatePackagesStream(string baseAddress, IEnumerable <IWebPackage> packages)
{
var writerSettings = new ODataMessageWriterSettings()
{
Indent = true, // pretty printing
CheckCharacters = false,
BaseUri = new Uri("http://localhost:12345"),
Version = ODataVersion.V3
};
writerSettings.SetContentType(ODataFormat.Atom);
var responseMessage = new MemoryResposneMessage();
var writer = new ODataMessageWriter(responseMessage, writerSettings);
var feedWriter = writer.CreateODataFeedWriter();
feedWriter.WriteStart(new ODataFeed()
{
Id = "Packages"
});
foreach (var package in packages)
{
feedWriter.WriteStart(MapPackageToEntry(baseAddress, package));
feedWriter.WriteEnd();
}
feedWriter.WriteEnd();
feedWriter.Flush();
var stream = responseMessage.GetStream();
stream.Seek(0, SeekOrigin.Begin);
return(stream);
}
/// <summary>
/// Writes the entity collection results to the response message.
/// </summary>
/// <param name="graph">The entity collection results.</param>
/// <param name="type">The type of the entities.</param>
/// <param name="messageWriter">The message writer.</param>
/// <param name="writeContext">The writing context.</param>
public override void WriteObject(
object graph,
Type type,
ODataMessageWriter messageWriter,
ODataSerializerContext writeContext)
{
Ensure.NotNull(messageWriter, "messageWriter");
Ensure.NotNull(writeContext, "writeContext");
IEdmEntitySetBase entitySet = writeContext.NavigationSource as IEdmEntitySetBase;
if (entitySet == null)
{
throw new SerializationException(Resources.EntitySetMissingForSerialization);
}
EntityCollectionResult collectionResult = (EntityCollectionResult)graph;
IEdmTypeReference feedType = collectionResult.EdmType;
IEdmEntityTypeReference entityType = GetEntityType(feedType);
ODataWriter writer = messageWriter.CreateODataFeedWriter(entitySet, entityType.EntityDefinition());
this.WriteObjectInline(collectionResult.Query, feedType, writer, writeContext);
}
private static void WriteTopLevelFeed(bool enableFullValidation = true)
{
Console.WriteLine("WriteTopLevelFeed, enableFullValidation:{0}", enableFullValidation);
var msg = ODataSamplesUtil.CreateMessage();
var settings = new ODataMessageWriterSettings(BaseSettings)
{
EnableFullValidation = enableFullValidation
};
using (var omw = new ODataMessageWriter((IODataResponseMessage)msg, settings, ExtModel.Model))
{
var writer = omw.CreateODataFeedWriter(ExtModel.PetSet);
writer.WriteStart(Feed);
writer.WriteStart(PetEntry);
writer.WriteEnd();
writer.WriteStart(FishEntry);
writer.WriteEnd();
writer.WriteEnd();
}
Console.WriteLine(ODataSamplesUtil.MessageToString(msg));
}
/// <inheritdoc />
public override void WriteObject(object graph, ODataMessageWriter messageWriter, ODataSerializerContext writeContext)
{
if (messageWriter == null)
{
throw Error.ArgumentNull("messageWriter");
}
if (writeContext == null)
{
throw Error.ArgumentNull("writeContext");
}
IEdmEntitySet entitySet = writeContext.EntitySet;
if (entitySet == null)
{
throw new SerializationException(SRResources.EntitySetMissingDuringSerialization);
}
IEdmEntityType entityType = EntityType.EntityDefinition();
ODataWriter writer = messageWriter.CreateODataFeedWriter(entitySet, entityType);
WriteObjectInline(graph, writer, writeContext);
}
public void WriteEntryWithWrongSerializationInfo()
{
foreach (var mimeType in this.testMimeTypes)
{
var settings = new ODataMessageWriterSettings();
settings.ODataUri = new ODataUri()
{
ServiceRoot = this.ServiceUri
};
// wrong EntitySetName for entry
var responseMessageWithoutModel = new StreamResponseMessage(new MemoryStream());
responseMessageWithoutModel.SetHeader("Content-Type", mimeType);
using (var messageWriter = new ODataMessageWriter(responseMessageWithoutModel, settings))
{
var odataWriter = messageWriter.CreateODataEntryWriter();
var entry = this.CreatePersonEntryWithoutSerializationInfo();
entry.SetSerializationInfo(new ODataFeedAndEntrySerializationInfo()
{
NavigationSourceName = "Parsen", NavigationSourceEntityTypeName = NameSpace + "Person"
});
odataWriter.WriteStart(entry);
odataWriter.WriteEnd();
var result = WritePayloadHelper.ReadStreamContent(responseMessageWithoutModel.GetStream());
Assert.IsTrue(result.Contains("Person(-5)\",\"PersonId\":-5"));
if (!mimeType.Contains(MimeTypes.ODataParameterNoMetadata))
{
// no metadata does not write odata.metadata
Assert.IsTrue(result.Contains("$metadata#Parsen/$entity"));
}
}
// wrong EntitySetName for feed
responseMessageWithoutModel = new StreamResponseMessage(new MemoryStream());
responseMessageWithoutModel.SetHeader("Content-Type", mimeType);
using (var messageWriter = new ODataMessageWriter(responseMessageWithoutModel, settings))
{
var odataWriter = messageWriter.CreateODataFeedWriter();
var feed = this.CreatePersonFeed();
feed.SetSerializationInfo(new ODataFeedAndEntrySerializationInfo()
{
NavigationSourceName = "Parsen", NavigationSourceEntityTypeName = NameSpace + "Person"
});
var entry = this.CreatePersonEntryWithoutSerializationInfo();
odataWriter.WriteStart(feed);
odataWriter.WriteStart(entry);
odataWriter.WriteEnd();
odataWriter.WriteEnd();
var result = WritePayloadHelper.ReadStreamContent(responseMessageWithoutModel.GetStream());
Assert.IsTrue(result.Contains("Person(-5)\",\"PersonId\":-5"));
if (!mimeType.Contains(MimeTypes.ODataParameterNoMetadata))
{
// no metadata does not write odata.metadata
Assert.IsTrue(result.Contains("$metadata#Parsen\""));
}
}
// wrong collection type name
responseMessageWithoutModel = new StreamResponseMessage(new MemoryStream());
responseMessageWithoutModel.SetHeader("Content-Type", mimeType);
using (var messageWriter = new ODataMessageWriter(responseMessageWithoutModel, settings))
{
var odataWriter = messageWriter.CreateODataCollectionWriter();
var collctionStart = new ODataCollectionStart()
{
Name = "BackupContactInfo"
};
collctionStart.SetSerializationInfo(new ODataCollectionStartSerializationInfo()
{
CollectionTypeName = "Collection(" + NameSpace + "ContactDETAIL)"
});
odataWriter.WriteStart(collctionStart);
odataWriter.WriteItem(
WritePayloadHelper.CreatePrimaryContactODataComplexValue());
odataWriter.WriteEnd();
var result = WritePayloadHelper.ReadStreamContent(responseMessageWithoutModel.GetStream());
Assert.IsTrue(result.Contains("value\":[{\"EmailBag\":["));
if (!mimeType.Contains(MimeTypes.ODataParameterNoMetadata))
{
// no metadata does not write odata.metadata
Assert.IsTrue(result.Contains("$metadata#Collection(" + NameSpace + "ContactDETAIL)"));
}
}
// The following two cases of wrong reference link info is no longer active. The ODataEntityReferenceLinkSerializationInfo is ignored when writer writes the payload.
// Consider removing them.
// wrong reference link info
responseMessageWithoutModel = new StreamResponseMessage(new MemoryStream());
responseMessageWithoutModel.SetHeader("Content-Type", mimeType);
using (var messageWriter = new ODataMessageWriter(responseMessageWithoutModel, settings))
{
var link = new ODataEntityReferenceLink()
{
Url = new Uri(this.ServiceUri + "Order(-10)")
};
messageWriter.WriteEntityReferenceLink(link);
var result = WritePayloadHelper.ReadStreamContent(responseMessageWithoutModel.GetStream());
Assert.IsTrue(result.Contains(this.ServiceUri + "Order(-10)"));
if (!mimeType.Contains(MimeTypes.ODataParameterNoMetadata))
{
// no metadata does not write odata.context
Assert.IsTrue(result.Contains("$metadata#$ref"));
}
}
// wrong reference links info
responseMessageWithoutModel = new StreamResponseMessage(new MemoryStream());
responseMessageWithoutModel.SetHeader("Content-Type", mimeType);
using (var messageWriter = new ODataMessageWriter(responseMessageWithoutModel, settings))
{
var links = new ODataEntityReferenceLinks()
{
Links = new[]
{
new ODataEntityReferenceLink()
{
Url = new Uri(this.ServiceUri + "Order(-10)")
}
},
};
messageWriter.WriteEntityReferenceLinks(links);
var result = WritePayloadHelper.ReadStreamContent(responseMessageWithoutModel.GetStream());
Assert.IsTrue(result.Contains(this.ServiceUri + "Order(-10)"));
if (!mimeType.Contains(MimeTypes.ODataParameterNoMetadata))
{
// no metadata does not write odata.metadata
Assert.IsTrue(result.Contains("$metadata#Collection($ref)"));
}
}
}
}
private string GetWriterOutputForContentTypeAndKnobValue(
string contentType,
bool autoComputePayloadMetadataInJson,
ODataItem[] itemsToWrite,
EdmModel edmModel,
IEdmEntitySetBase edmEntitySet,
EdmEntityType edmEntityType,
string selectClause = null,
string expandClause = null,
string resourcePath = null,
bool enableFullValidation = true)
{
MemoryStream outputStream = new MemoryStream();
IODataResponseMessage message = new InMemoryMessage() { Stream = outputStream };
message.SetHeader("Content-Type", contentType);
ODataMessageWriterSettings settings = new ODataMessageWriterSettings()
{
AutoComputePayloadMetadataInJson = autoComputePayloadMetadataInJson,
EnableFullValidation = enableFullValidation
};
var result = new ODataQueryOptionParser(edmModel, edmEntityType, edmEntitySet, new Dictionary<string, string> { { "$expand", expandClause }, { "$select", selectClause } }).ParseSelectAndExpand();
ODataUri odataUri = new ODataUri()
{
ServiceRoot = new Uri("http://example.org/odata.svc"),
SelectAndExpand = result
};
if (resourcePath != null)
{
Uri requestUri = new Uri("http://example.org/odata.svc/" + resourcePath);
odataUri.RequestUri = requestUri;
odataUri.Path = new ODataUriParser(edmModel, new Uri("http://example.org/odata.svc/"), requestUri).ParsePath();
}
settings.ODataUri = odataUri;
string output;
using (var messageWriter = new ODataMessageWriter(message, settings, edmModel))
{
int currentIdx = 0;
if (itemsToWrite[currentIdx] is ODataFeed)
{
ODataWriter writer = messageWriter.CreateODataFeedWriter(edmEntitySet, edmEntityType);
this.WriteFeed(writer, itemsToWrite, ref currentIdx);
}
else if (itemsToWrite[currentIdx] is ODataEntry)
{
ODataWriter writer = messageWriter.CreateODataEntryWriter(edmEntitySet, edmEntityType);
this.WriteEntry(writer, itemsToWrite, ref currentIdx);
}
else
{
Assert.True(false, "Top level item to write must be entry or feed.");
}
currentIdx.Should().Be(itemsToWrite.Length, "Invalid list of items to write.");
outputStream.Seek(0, SeekOrigin.Begin);
output = new StreamReader(outputStream).ReadToEnd();
}
return output;
}
public void WriteWithoutSerializationInfo()
{
foreach (var mimeType in this.testMimeTypes)
{
var settings = new ODataMessageWriterSettings();
settings.ODataUri = new ODataUri()
{
ServiceRoot = this.ServiceUri
};
// write entry without serialization info
var responseMessageWithoutModel = new StreamResponseMessage(new MemoryStream());
responseMessageWithoutModel.SetHeader("Content-Type", mimeType);
using (var messageWriter = new ODataMessageWriter(responseMessageWithoutModel, settings))
{
var odataWriter = messageWriter.CreateODataEntryWriter();
var entry = this.CreatePersonEntryWithoutSerializationInfo();
var expectedError = mimeType.Contains(MimeTypes.ODataParameterNoMetadata)
? null
: "ODataFeedAndEntryTypeContext_MetadataOrSerializationInfoMissing";
AssertThrows <ODataException>(() => odataWriter.WriteStart(entry), expectedError);
}
// write feed without serialization info
responseMessageWithoutModel = new StreamResponseMessage(new MemoryStream());
responseMessageWithoutModel.SetHeader("Content-Type", mimeType);
using (var messageWriter = new ODataMessageWriter(responseMessageWithoutModel, settings))
{
var odataWriter = messageWriter.CreateODataFeedWriter();
var feed = this.CreatePersonFeed();
var entry = this.CreatePersonEntryWithoutSerializationInfo();
entry.SetSerializationInfo(new ODataFeedAndEntrySerializationInfo()
{
NavigationSourceName = "Person", NavigationSourceEntityTypeName = NameSpace + "Person"
});
var expectedError = mimeType.Contains(MimeTypes.ODataParameterNoMetadata)
? null
: "ODataFeedAndEntryTypeContext_MetadataOrSerializationInfoMissing";
AssertThrows <ODataException>(() => odataWriter.WriteStart(feed), expectedError);
}
// write collection without serialization info
responseMessageWithoutModel = new StreamResponseMessage(new MemoryStream());
responseMessageWithoutModel.SetHeader("Content-Type", mimeType);
using (var messageWriter = new ODataMessageWriter(responseMessageWithoutModel, settings))
{
var odataWriter = messageWriter.CreateODataCollectionWriter();
var collectionStart = new ODataCollectionStart()
{
Name = "BackupContactInfo"
};
var expectedError = mimeType.Contains(MimeTypes.ODataParameterNoMetadata)
? null
: "ODataContextUriBuilder_TypeNameMissingForTopLevelCollection";
AssertThrows <ODataException>(() => odataWriter.WriteStart(collectionStart), expectedError);
}
// write a reference link without serialization info
responseMessageWithoutModel = new StreamResponseMessage(new MemoryStream());
responseMessageWithoutModel.SetHeader("Content-Type", mimeType);
using (var messageWriter = new ODataMessageWriter(responseMessageWithoutModel, settings))
{
var link = new ODataEntityReferenceLink()
{
Url = new Uri(this.ServiceUri + "Order(-10)")
};
messageWriter.WriteEntityReferenceLink(link);
// No exception is expected. Simply verify the writing succeeded.
if (!mimeType.Contains(MimeTypes.ODataParameterNoMetadata))
{
Stream stream = responseMessageWithoutModel.GetStream();
Assert.IsTrue(WritePayloadHelper.ReadStreamContent(stream).Contains("$metadata#$ref"));
}
}
// write reference links without serialization info
responseMessageWithoutModel = new StreamResponseMessage(new MemoryStream());
responseMessageWithoutModel.SetHeader("Content-Type", mimeType);
using (var messageWriter = new ODataMessageWriter(responseMessageWithoutModel, settings))
{
var links = new ODataEntityReferenceLinks()
{
Links = new[]
{
new ODataEntityReferenceLink()
{
Url = new Uri(this.ServiceUri + "Order(-10)")
}
},
};
messageWriter.WriteEntityReferenceLinks(links);
// No exception is expected. Simply verify the writing succeeded.
if (!mimeType.Contains(MimeTypes.ODataParameterNoMetadata))
{
Stream stream = responseMessageWithoutModel.GetStream();
Assert.IsTrue(WritePayloadHelper.ReadStreamContent(stream).Contains("$metadata#Collection($ref)"));
}
}
// write request message containing an entry
var requestMessageWithoutModel = new StreamRequestMessage(new MemoryStream(),
new Uri(this.ServiceUri + "Person"), "POST");
requestMessageWithoutModel.SetHeader("Content-Type", mimeType);
using (var messageWriter = new ODataMessageWriter(requestMessageWithoutModel, settings))
{
var odataWriter = messageWriter.CreateODataEntryWriter();
var entry = this.CreatePersonEntryWithoutSerializationInfo();
odataWriter.WriteStart(entry);
odataWriter.WriteEnd();
Stream stream = requestMessageWithoutModel.GetStream();
Assert.IsTrue(WritePayloadHelper.ReadStreamContent(stream).Contains("Person(-5)\",\"PersonId\":-5,\"Name\":\"xhsdckkeqzvlnprheujeycqrglfehtdocildrequohlffazfgtvmddyqsaxrojqxrsckohrakdxlrghgmzqnyruzu\""));
}
}
}
public void TestCreateODataFeedWriter_InJsonLight_WithoutEntitySetOrType_Throws()
{
// Arrange
IODataResponseMessage response = CreateResponse();
ODataMessageWriterSettings settings = CreateJsonLightSettings();
IEdmModel model = CreateModel();
using (ODataMessageWriter writer = new ODataMessageWriter(response, settings, model))
{
// Act & Assert
Assert.Throws<ODataException>(() => writer.CreateODataFeedWriter());
}
}
public void TestCreateODataFeedWriter_InJsonLight_WithEntitySetButWithoutType_DoesNotThrow()
{
// Arrange
IODataResponseMessage response = CreateResponse();
ODataMessageWriterSettings settings = CreateJsonLightSettings();
IEdmModel model = CreateModel();
IEdmEntitySet entitySet = model.EntityContainers().Single().EntitySets().First();
using (ODataMessageWriter writer = new ODataMessageWriter(response, settings, model))
{
// Act & Assert
Assert.DoesNotThrow(() => writer.CreateODataFeedWriter(entitySet));
}
}
private void WriterTestMetaProperties(ODataMessageWriter messageWriter, bool expandNavigationLinks, bool includeSpatial, int entryCount)
{
#region ODatalib Writer code
var writer = messageWriter.CreateODataFeedWriter(TestEntitySet);
writer.WriteStart(new ODataFeed { Id = new Uri("http://www.odata.org/Perf.svc/Product") });
for (int i0 = 0; i0 < entryCount; ++i0)
{
var entry1 = includeSpatial ? EntryWithSpatialData() : EntryWithoutSpatialData();
writer.WriteStart(entry1);
#region Nav Prop Group
if (expandNavigationLinks)
{
#region Nav Prop 1
writer.WriteStart(new ODataNavigationLink { Name = "BillOfMaterials", IsCollection = true, });
writer.WriteStart(new ODataFeed { Id = new Uri("http://www.odata.org/Perf.svc/Product(2)/BillOfMaterials") });
for (int i3 = 0; i3 < 10; ++i3)
{
#region entry 4
var entry4 = new ODataEntry
{
Properties = new[]
{
new ODataProperty {Name = "BillOfMaterialsID", Value = 5},
new ODataProperty {Name = "ProductAssemblyID", Value = -1},
new ODataProperty {Name = "ComponentID", Value = 1},
new ODataProperty {Name = "StartDate", Value = DateTimeOffset.Now},
new ODataProperty {Name = "EndDate", Value = null},
new ODataProperty {Name = "UnitMeasureCode", Value = "abc"},
new ODataProperty {Name = "BOMLevel", Value = (short)0},
new ODataProperty {Name = "PerAssemblyQty", Value = Decimal.MinusOne},
new ODataProperty {Name = "ModifiedDate", Value = DateTimeOffset.Now},
}
};
#endregion
writer.WriteStart(entry4);
writer.WriteEnd(); // entry4
}
writer.WriteEnd(); // feed
writer.WriteEnd(); // nav prop
#endregion
#region Nav Prop 2
writer.WriteStart(new ODataNavigationLink { Name = "BillOfMaterials1", IsCollection = true, });
writer.WriteStart(new ODataFeed { Id = new Uri("http://www.odata.org/Perf.svc/Product(2)/BillOfMaterials1") });
for (int i6 = 0; i6 < 10; ++i6)
{
var entry7 = new ODataEntry
{
Properties = new[]
{
new ODataProperty {Name = "BillOfMaterialsID", Value = 8},
new ODataProperty {Name = "ProductAssemblyID", Value = 1},
new ODataProperty {Name = "ComponentID", Value = -1},
new ODataProperty {Name = "StartDate", Value = DateTimeOffset.MaxValue},
new ODataProperty {Name = "EndDate", Value = DateTimeOffset.Now},
new ODataProperty {Name = "UnitMeasureCode", Value = "abc"},
new ODataProperty {Name = "BOMLevel", Value = Int16.MaxValue},
new ODataProperty {Name = "PerAssemblyQty", Value = Decimal.MinusOne},
new ODataProperty {Name = "ModifiedDate", Value = DateTimeOffset.MaxValue},
}
};
writer.WriteStart(entry7);
writer.WriteEnd(); // entry7
}
writer.WriteEnd(); // feed
writer.WriteEnd(); // nav prop
#endregion
#region Nav Prop 3
writer.WriteStart(new ODataNavigationLink { Name = "ProductModel", IsCollection = false, });
var entry9 = new ODataEntry
{
Properties = new[]
{
new ODataProperty {Name = "ProductModelID", Value = 10},
new ODataProperty {Name = "Name", Value = "abc123"},
new ODataProperty {Name = "CatalogDescription", Value = "abc123"},
new ODataProperty {Name = "Instructions", Value = "abc123"},
new ODataProperty {Name = "rowguid", Value = Guid.NewGuid()},
new ODataProperty {Name = "ModifiedDate", Value = DateTimeOffset.Now},
}
};
writer.WriteStart(entry9);
writer.WriteEnd(); // entry9
writer.WriteEnd(); // nav prop
#endregion
#region Nav Prop 4
writer.WriteStart(new ODataNavigationLink { Name = "ProductSubcategory", IsCollection = false, });
var entry11 = new ODataEntry
{
Properties = new[]
{
new ODataProperty {Name = "ProductSubcategoryID", Value = 12},
new ODataProperty {Name = "ProductCategoryID", Value = 1},
new ODataProperty {Name = "Name", Value = string.Empty},
new ODataProperty {Name = "rowguid", Value = Guid.NewGuid()},
new ODataProperty {Name = "ModifiedDate", Value = DateTimeOffset.MinValue},
}
};
writer.WriteStart(entry11);
writer.WriteEnd(); // entry11
writer.WriteEnd(); // nav prop
#endregion
#region Nav Prop 5
writer.WriteStart(new ODataNavigationLink { Name = "UnitMeasure", IsCollection = false, });
var entry13 = new ODataEntry
{
Properties = new[]
{
new ODataProperty {Name = "UnitMeasureCode", Value = "abcdef12345"},
new ODataProperty {Name = "Name", Value = "abcdefghijklmnopqrstuvwxyz0123456789!@#$%^&*"},
new ODataProperty {Name = "ModifiedDate", Value = DateTimeOffset.Now},
}
};
writer.WriteStart(entry13);
writer.WriteEnd(); // entry13
writer.WriteEnd(); // nav prop
#endregion
#region Nav Prop 6
writer.WriteStart(new ODataNavigationLink { Name = "UnitMeasure1", IsCollection = false, });
var entry14 = new ODataEntry
{
Properties = new[]
{
new ODataProperty {Name = "UnitMeasureCode", Value = "abcdef12345"},
new ODataProperty {Name = "Name", Value = "abc123"},
new ODataProperty {Name = "ModifiedDate", Value = DateTimeOffset.MaxValue},
}
};
writer.WriteStart(entry14);
writer.WriteEnd(); // entry14
writer.WriteEnd(); // nav prop
#endregion
#region Nav Prop 7
writer.WriteStart(new ODataNavigationLink { Name = "ProductCostHistory", IsCollection = true, });
writer.WriteStart(new ODataFeed { Id = new Uri("http://www.odata.org/Perf.svc/Product(2)/ProductCostHistory") });
for (int i15 = 0; i15 < 10; ++i15)
{
var entry16 = new ODataEntry
{
Properties = new[]
{
new ODataProperty {Name = "ProductID", Value = 17},
new ODataProperty {Name = "StartDate", Value = DateTimeOffset.Parse("2012-06-08T16:20:53.2388635-07:00")},
new ODataProperty {Name = "EndDate", Value = DateTimeOffset.Now},
new ODataProperty {Name = "StandardCost", Value = Decimal.Zero},
new ODataProperty {Name = "ModifiedDate", Value = DateTimeOffset.MaxValue},
}
};
writer.WriteStart(entry16);
writer.WriteEnd(); // entry16
}
writer.WriteEnd(); // feed
writer.WriteEnd(); // nav prop
#endregion
#region Nav Prop 8
writer.WriteStart(new ODataNavigationLink { Name = "ProductDocument", IsCollection = true, });
writer.WriteStart(new ODataFeed { Id = new Uri("http://www.odata.org/Perf.svc/Product(2)/ProductDocument") });
for (int i18 = 0; i18 < 10; ++i18)
{
var entry19 = new ODataEntry
{
Properties = new[]
{
new ODataProperty {Name = "ProductID", Value = 20},
new ODataProperty {Name = "DocumentID", Value = 21},
new ODataProperty {Name = "ModifiedDate", Value = DateTimeOffset.MinValue},
}
};
writer.WriteStart(entry19);
writer.WriteEnd(); // entry19
}
writer.WriteEnd(); // feed
writer.WriteEnd(); // nav prop
#endregion
#region Nav Prop 9
writer.WriteStart(new ODataNavigationLink { Name = "ProductInventory", IsCollection = true, });
writer.WriteStart(new ODataFeed { Id = new Uri("http://www.odata.org/Perf.svc/Product(2)/ProductInventory") });
for (int i22 = 0; i22 < 10; ++i22)
{
var entry23 = new ODataEntry
{
Properties = new[]
{
new ODataProperty {Name = "ProductID", Value = 24},
new ODataProperty {Name = "LocationID", Value = (short)25},
new ODataProperty {Name = "Shelf", Value = "abc123"},
new ODataProperty {Name = "Bin", Value = Byte.MinValue},
new ODataProperty {Name = "Quantity", Value = (short)0},
new ODataProperty {Name = "rowguid", Value = Guid.NewGuid()},
new ODataProperty {Name = "ModifiedDate", Value = DateTimeOffset.Now},
}
};
writer.WriteStart(entry23);
writer.WriteEnd(); // entry23
}
writer.WriteEnd(); // feed
writer.WriteEnd(); // nav prop
#endregion
#region Nav Prop 10
writer.WriteStart(new ODataNavigationLink { Name = "ProductListPriceHistory", IsCollection = true, });
writer.WriteStart(new ODataFeed { Id = new Uri("http://www.odata.org/Perf.svc/Product(2)/ProductListPriceHistory") });
for (int i26 = 0; i26 < 10; ++i26)
{
var entry27 = new ODataEntry
{
Properties = new[]
{
new ODataProperty {Name = "ProductID", Value = 28},
new ODataProperty {Name = "StartDate", Value = DateTimeOffset.Parse("2012-06-08T16:20:53.2544949-07:00")},
new ODataProperty {Name = "EndDate", Value = DateTimeOffset.MaxValue},
new ODataProperty {Name = "ListPrice", Value = Decimal.Zero},
new ODataProperty {Name = "ModifiedDate", Value = DateTimeOffset.MinValue},
}
};
writer.WriteStart(entry27);
writer.WriteEnd(); // entry27
}
writer.WriteEnd(); // feed
writer.WriteEnd(); // nav prop
#endregion
#region Nav Prop 11
writer.WriteStart(new ODataNavigationLink { Name = "ProductProductPhoto", IsCollection = true, });
writer.WriteStart(new ODataFeed { Id = new Uri("http://www.odata.org/Perf.svc/Product(2)/ProductProductPhoto") });
for (int i29 = 0; i29 < 10; ++i29)
{
var entry30 = new ODataEntry
{
Properties = new[]
{
new ODataProperty {Name = "ProductID", Value = 31},
new ODataProperty {Name = "ProductPhotoID", Value = 32},
new ODataProperty {Name = "Primary", Value = false},
new ODataProperty {Name = "ModifiedDate", Value = DateTimeOffset.Now},
}
};
writer.WriteStart(entry30);
writer.WriteEnd(); // entry30
}
writer.WriteEnd(); // feed
writer.WriteEnd(); // nav prop
#endregion
#region Nav Prop 12
writer.WriteStart(new ODataNavigationLink { Name = "ProductReview", IsCollection = true, });
writer.WriteStart(new ODataFeed { Id = new Uri("http://www.odata.org/Perf.svc/Product(2)/ProductReview") });
for (int i33 = 0; i33 < 10; ++i33)
{
var entry34 = new ODataEntry
{
Properties = new[]
{
new ODataProperty {Name = "ProductReviewID", Value = 35},
new ODataProperty {Name = "ProductID", Value = Int32.MaxValue},
new ODataProperty {Name = "ReviewerName", Value = string.Empty},
new ODataProperty {Name = "ReviewDate", Value = DateTimeOffset.MinValue},
new ODataProperty {Name = "EmailAddress", Value = string.Empty},
new ODataProperty {Name = "Rating", Value = 0},
new ODataProperty {Name = "Comments", Value = "abcdefghijklmnopqrstuvwxyz0123456789!@#$%^&*"},
new ODataProperty {Name = "ModifiedDate", Value = DateTimeOffset.MinValue},
}
};
writer.WriteStart(entry34);
writer.WriteEnd(); // entry34
}
writer.WriteEnd(); // feed
writer.WriteEnd(); // nav prop
#endregion
#region Nav Prop 13
writer.WriteStart(new ODataNavigationLink { Name = "ProductVendor", IsCollection = true, });
writer.WriteStart(new ODataFeed { Id = new Uri("http://www.odata.org/Perf.svc/Product(2)/ProductVendor") });
for (int i36 = 0; i36 < 10; ++i36)
{
var entry37 = new ODataEntry
{
Properties = new[]
{
new ODataProperty {Name = "ProductID", Value = 38},
new ODataProperty {Name = "VendorID", Value = 39},
new ODataProperty {Name = "AverageLeadTime", Value = Int32.MinValue},
new ODataProperty {Name = "StandardPrice", Value = Decimal.MinValue},
new ODataProperty {Name = "LastReceiptCost", Value = Decimal.MinValue},
new ODataProperty {Name = "LastReceiptDate", Value = DateTimeOffset.MaxValue},
new ODataProperty {Name = "MinOrderQty", Value = 0},
new ODataProperty {Name = "MaxOrderQty", Value = 1},
new ODataProperty {Name = "OnOrderQty", Value = 1},
new ODataProperty {Name = "UnitMeasureCode", Value = string.Empty},
new ODataProperty {Name = "ModifiedDate", Value = DateTimeOffset.MinValue},
}
};
writer.WriteStart(entry37);
writer.WriteEnd(); // entry37
}
writer.WriteEnd(); // feed
writer.WriteEnd(); // nav prop
#endregion
#region Nav Prop 14
writer.WriteStart(new ODataNavigationLink { Name = "PurchaseOrderDetail", IsCollection = true, });
writer.WriteStart(new ODataFeed { Id = new Uri("http://www.odata.org/Perf.svc/Product(2)/PurchaseOrderDetail") });
for (int i40 = 0; i40 < 10; ++i40)
{
var entry41 = new ODataEntry
{
Properties = new[]
{
new ODataProperty {Name = "PurchaseOrderID", Value = 42},
new ODataProperty {Name = "PurchaseOrderDetailID", Value = 43},
new ODataProperty {Name = "DueDate", Value = DateTimeOffset.Now},
new ODataProperty {Name = "OrderQty", Value = (short)0},
new ODataProperty {Name = "ProductID", Value = Int32.MaxValue},
new ODataProperty {Name = "UnitPrice", Value = Decimal.Zero},
new ODataProperty {Name = "LineTotal", Value = Decimal.MinValue},
new ODataProperty {Name = "ReceivedQty", Value = 123.456m},
new ODataProperty {Name = "RejectedQty", Value = 123.456m},
new ODataProperty {Name = "StockedQty", Value = Decimal.MaxValue},
new ODataProperty {Name = "ModifiedDate", Value = DateTimeOffset.Now},
}
};
writer.WriteStart(entry41);
writer.WriteEnd(); // entry41
}
writer.WriteEnd(); // feed
writer.WriteEnd(); // nav prop
#endregion
#region Nav Prop 15
writer.WriteStart(new ODataNavigationLink { Name = "ShoppingCartItem", IsCollection = true, });
writer.WriteStart(new ODataFeed { Id = new Uri("http://www.odata.org/Perf.svc/Product(2)/ShoppingCartItem") });
for (int i44 = 0; i44 < 10; ++i44)
{
var entry45 = new ODataEntry
{
Properties = new[]
{
new ODataProperty {Name = "ShoppingCartItemID", Value = 46},
new ODataProperty {Name = "ShoppingCartID", Value = "abcdefghijklmnopqrstuvwxyz0123456789!@#$%^&*"},
new ODataProperty {Name = "Quantity", Value = -1},
new ODataProperty {Name = "ProductID", Value = 0},
new ODataProperty {Name = "DateCreated", Value = DateTimeOffset.Now},
new ODataProperty {Name = "ModifiedDate", Value = DateTimeOffset.Now},
}
};
writer.WriteStart(entry45);
writer.WriteEnd(); // entry45
}
writer.WriteEnd(); // feed
writer.WriteEnd(); // nav prop
#endregion Nav Prop 16
#region Nav Prop 16
writer.WriteStart(new ODataNavigationLink { Name = "SpecialOfferProduct", IsCollection = true, });
writer.WriteStart(new ODataFeed { Id = new Uri("http://www.odata.org/Perf.svc/Product(2)/SpecialOfferProduct") });
for (int i47 = 0; i47 < 10; ++i47)
{
var entry48 = new ODataEntry
{
Properties = new[]
{
new ODataProperty {Name = "SpecialOfferID", Value = 49},
new ODataProperty {Name = "ProductID", Value = 50},
new ODataProperty {Name = "rowguid", Value = Guid.NewGuid()},
new ODataProperty {Name = "ModifiedDate", Value = DateTimeOffset.MinValue},
}
};
writer.WriteStart(entry48);
writer.WriteEnd(); // entry48
}
writer.WriteEnd(); // feed
writer.WriteEnd(); // nav prop
#endregion
#region Nav Prop 17
writer.WriteStart(new ODataNavigationLink { Name = "TransactionHistory", IsCollection = true, });
writer.WriteStart(new ODataFeed { Id = new Uri("http://www.odata.org/Perf.svc/Product(2)/TransactionHistory") });
for (int i51 = 0; i51 < 10; ++i51)
{
var entry52 = new ODataEntry
{
Properties = new[]
{
new ODataProperty {Name = "TransactionID", Value = 53},
new ODataProperty {Name = "ProductID", Value = -1},
new ODataProperty {Name = "ReferenceOrderID", Value = Int32.MaxValue},
new ODataProperty {Name = "ReferenceOrderLineID", Value = 1},
new ODataProperty {Name = "TransactionDate", Value = DateTimeOffset.MinValue},
new ODataProperty {Name = "TransactionType", Value = "a"},
new ODataProperty {Name = "Quantity", Value = Int32.MinValue},
new ODataProperty {Name = "ActualCost", Value = Decimal.MaxValue},
new ODataProperty {Name = "ModifiedDate", Value = DateTimeOffset.MinValue},
}
};
writer.WriteStart(entry52);
writer.WriteEnd(); // entry52
}
writer.WriteEnd(); // feed
writer.WriteEnd(); // nav prop
#endregion
#region Nav Prop 18
writer.WriteStart(new ODataNavigationLink { Name = "WorkOrder", IsCollection = true, });
writer.WriteStart(new ODataFeed { Id = new Uri("http://www.odata.org/Perf.svc/Product(2)/WorkOrder") });
for (int i54 = 0; i54 < 10; ++i54)
{
var entry55 = new ODataEntry
{
Properties = new[]
{
new ODataProperty {Name = "WorkOrderID", Value = 56},
new ODataProperty {Name = "ProductID", Value = Int32.MinValue},
new ODataProperty {Name = "OrderQty", Value = 1},
new ODataProperty {Name = "StockedQty", Value = -1},
new ODataProperty {Name = "ScrappedQty", Value = (short)1},
new ODataProperty {Name = "StartDate", Value = DateTimeOffset.MaxValue},
new ODataProperty {Name = "EndDate", Value = DateTimeOffset.Now},
new ODataProperty {Name = "DueDate", Value = DateTimeOffset.MinValue},
new ODataProperty {Name = "ScrapReasonID", Value = Int16.MaxValue},
new ODataProperty {Name = "ModifiedDate", Value = DateTimeOffset.Now},
}
};
writer.WriteStart(entry55);
writer.WriteEnd(); // entry55
}
writer.WriteEnd(); // feed
writer.WriteEnd(); // nav prop
#endregion
}
#endregion
writer.WriteEnd(); // entry1
}
writer.WriteEnd(); // feed
writer.Flush();
#endregion
}
private ODataWriter CreateODataFeedWriter(ODataMessageWriter messageWriter, IEdmEntitySet entitySet, IEdmEntityType entityType, bool hasModel)
{
if (hasModel)
{
return messageWriter.CreateODataFeedWriter(entitySet, entityType);
}
else
{
return messageWriter.CreateODataFeedWriter();
}
}
public static void FeedWriteReadNormal()
{
ODataFeed Feed = new ODataFeed();
Feed.SetSerializationInfo(new ODataFeedAndEntrySerializationInfo()
{
NavigationSourceName = "Mails",
NavigationSourceEntityTypeName = "NS.Mail",
NavigationSourceKind = EdmNavigationSourceKind.ContainedEntitySet
});
ODataEntry Entry = new ODataEntry()
{
Properties = new[]
{
new ODataProperty()
{
Name = "Id", Value = 2
},
},
EditLink = new Uri("http://example/Web/Users(3)"),
};
Entry.SetSerializationInfo(new ODataFeedAndEntrySerializationInfo()
{
NavigationSourceName = "MyLogin",
NavigationSourceEntityTypeName = "NS.Person",
NavigationSourceKind = EdmNavigationSourceKind.ContainedEntitySet
});
// Parse the full request Uri
ODataPath path = new ODataUriParser(
CraftModel.Model,
new Uri("http://example.org/svc/"),
new Uri("http://example.org/svc/MyLogin/Mails")).ParsePath();
// Alternatively, construct the normal path for the contained entity manually.
//ODataPath path = new ODataPath(
// new ODataPathSegment[]
// {
// new SingletonSegment(CraftModel.MyLogin), new NavigationPropertySegment(CraftModel.MailBox, CraftModel.MyLogin)
// });
var stream = new MemoryStream();
var wsetting = new ODataMessageWriterSettings()
{
DisableMessageStreamDisposal = true,
ODataUri = new ODataUri()
{
ServiceRoot = new Uri("http://example.org/svc/"),
Path = path
}
};
IODataResponseMessage msg = new Message()
{
Stream = stream,
};
var omw = new ODataMessageWriter(msg, wsetting);
var writer = omw.CreateODataFeedWriter();
writer.WriteStart(Feed);
writer.WriteStart(Entry);
writer.WriteEnd();
writer.WriteEnd();
stream.Seek(0, SeekOrigin.Begin);
var payload = new StreamReader(stream).ReadToEnd();
// {"@odata.context":"http://example.org/svc/$metadata#Web/Items","value":[{"@odata.editLink":"http://example/Web/Users(3)","Id":2}]}
Console.WriteLine(payload);
//Read
ODataEntry entry = null;
stream.Seek(0, SeekOrigin.Begin);
var rsetting = new ODataMessageReaderSettings();
var omr = new ODataMessageReader(msg, rsetting, CraftModel.Model);
var reader = omr.CreateODataFeedReader();
while (reader.Read())
{
if (reader.State == ODataReaderState.EntryEnd)
{
entry = (ODataEntry)reader.Item;
break;
}
}
//Id=2
foreach (var prop in entry.Properties)
{
Console.WriteLine("{0}={1}", prop.Name, prop.Value);
}
}
public void ShouldBeAbleToWriteFeedAndEntryResponseInJsonLightWithoutModel()
{
const string expectedPayload =
"{" +
"\"@odata.context\":\"http://www.example.com/$metadata#Customers/NS.VIPCustomer\"," +
"\"value\":[" +
"{" +
"\"Name\":\"Bob\"," +
"\"[email protected]\":\"MostRecentOrder\"," +
"\"MostRecentOrder\":{\"OrderId\":101}" +
"}" +
"]" +
"}";
var writerSettings = new ODataMessageWriterSettings {
DisableMessageStreamDisposal = true
};
writerSettings.SetContentType(ODataFormat.Json);
writerSettings.ODataUri = new ODataUri()
{
ServiceRoot = new Uri("http://www.example.com")
};
MemoryStream stream = new MemoryStream();
IODataResponseMessage responseMessage = new InMemoryMessage {
StatusCode = 200, Stream = stream
};
// Write payload
using (var messageWriter = new ODataMessageWriter(responseMessage, writerSettings))
{
var odataWriter = messageWriter.CreateODataFeedWriter();
// Create customers feed with serializtion info to write odata.metadata.
var customersFeed = new ODataFeed();
customersFeed.SetSerializationInfo(new ODataFeedAndEntrySerializationInfo {
NavigationSourceName = "Customers", NavigationSourceEntityTypeName = "NS.Customer", ExpectedTypeName = "NS.VIPCustomer"
});
// Write customers feed.
odataWriter.WriteStart(customersFeed);
// Write VIP customer
{
// Create VIP customer, don't need to pass in serialization info since the writer knows the context from the feed scope.
var vipCustomer = new ODataEntry {
TypeName = "NS.VIPCustomer"
};
var customerKey = new ODataProperty {
Name = "Name", Value = "Bob"
};
// Provide serialization info at the property level to compute the edit link.
customerKey.SetSerializationInfo(new ODataPropertySerializationInfo {
PropertyKind = ODataPropertyKind.Key
});
vipCustomer.Properties = new[] { customerKey };
// Write customer entry.
odataWriter.WriteStart(vipCustomer);
// Write expanded most recent order
{
// No API to set serialization info on ODataNavigationLink since what we are adding on ODataFeed and ODataEntry should be sufficient for the 5.5 release.
var navigationLink = new ODataNavigationLink {
Name = "MostRecentOrder", IsCollection = false, Url = new Uri("MostRecentOrder", UriKind.Relative)
};
odataWriter.WriteStart(navigationLink);
// Write the most recent customer.
{
var mostRecentOrder = new ODataEntry {
TypeName = "NS.Order"
};
// Add serialization info so we can computer links.
mostRecentOrder.SetSerializationInfo(new ODataFeedAndEntrySerializationInfo {
NavigationSourceName = "Orders", NavigationSourceEntityTypeName = "NS.Order", ExpectedTypeName = "NS.Order"
});
var orderKey = new ODataProperty {
Name = "OrderId", Value = 101
};
// Provide serialization info at the property level to compute the edit link.
orderKey.SetSerializationInfo(new ODataPropertySerializationInfo {
PropertyKind = ODataPropertyKind.Key
});
mostRecentOrder.Properties = new[] { orderKey };
// Write order entry.
odataWriter.WriteStart(mostRecentOrder);
odataWriter.WriteEnd();
}
// End navigationLink.
odataWriter.WriteEnd();
}
// End customer entry.
odataWriter.WriteEnd();
}
// End customers feed.
odataWriter.WriteEnd();
}
stream.Position = 0;
string payload = (new StreamReader(stream)).ReadToEnd();
payload.Should().Be(expectedPayload);
}
/// <summary>
/// Creates an OData feed response containing a list of entries for a particular type of entity
/// </summary>
/// <param name="resultsGraph">The RDF graph containing the SPARQL results</param>
/// <param name="entityType">The fully qualified domain name for the type of entity to be written</param>
/// <param name="resultsCount">The count of the total number of results that the server can provide</param>
/// <param name="originalQueryModel">The SPARQL query that was executed to generate this graph</param>
public void CreateFeedFromGraph(IGraph resultsGraph, string entityType, int resultsCount, SparqlModel originalQueryModel = null)
{
var msgWriter = new ODataMessageWriter(_response, _writerSettings, _map.Model);
var feedWriter = msgWriter.CreateODataFeedWriter();
var entries = new List<ODataEntry>();
var typeUri = _map.GetUriForType(entityType);
if (!String.IsNullOrEmpty(typeUri))
{
var predNode = resultsGraph.CreateUriNode(UriFactory.Create(RdfConstants.RdfType));
var objNode = resultsGraph.CreateUriNode(UriFactory.Create(typeUri));
if (originalQueryModel == null || originalQueryModel.Ordering == null)
{
// No sorting required, just iterate all instances
foreach (var instanceTriple in resultsGraph.GetTriplesWithPredicateObject(predNode, objNode))
{
var instanceUri = (instanceTriple.Subject as IUriNode).Uri;
entries.Add(CreateODataEntry(resultsGraph, instanceUri.ToString(), entityType));
}
}
else
{
// We need to apply the same sort criteria to this graph to ensure
// that the ODATA results are properly sorted.
// NOTE: This will only work if all the properties used in the original query
// are present in the graph - this could be a problem with more complex traversals
// and the query may instead need to be rewritten / regenerated to extract only
// the required sort properties.
originalQueryModel.IsDescribe = false;
var resultsTable =
resultsGraph.ExecuteQuery(originalQueryModel.GetSparqlRepresentation()) as SparqlResultSet;
var targetVariable= originalQueryModel.SelectVariables[0];
foreach (var result in resultsTable.Results)
{
var instanceUriNode = result[targetVariable] as IUriNode;
if (instanceUriNode != null)
{
entries.Add(CreateODataEntry(resultsGraph, instanceUriNode.Uri.ToString(), entityType));
}
}
}
}
var feed = new ODataFeed {Id = _baseUri + _map.GetTypeSet(entityType)};
if (_writerSettings.Version >= ODataVersion.V2)
{
feed.Count = resultsCount;
}
if (originalQueryModel != null)
{
feed.NextPageLink = GetNextPageLink(originalQueryModel);
}
feedWriter.WriteStart(feed);
foreach (var entry in entries)
{
feedWriter.WriteStart(entry);
feedWriter.WriteEnd();
}
feedWriter.WriteEnd();
feedWriter.Flush();
}
public void TestCreateODataFeedWriter_InJsonLight_WithEntitySetButWithoutType_DoesNotThrow()
{
// Arrange
IODataResponseMessage response = CreateResponse();
ODataMessageWriterSettings settings = CreateJsonLightSettings();
IEdmModel model = CreateModel();
IEdmEntitySet entitySet = model.EntityContainers().Single().EntitySets().First();
using (ODataMessageWriter writer = new ODataMessageWriter(response, settings, model))
{
// Act
writer.CreateODataFeedWriter(entitySet);
// No assert (just ensuring this kind of call does not throw).
}
}
public void ProcessRequest(HttpContext context)
{
if (!HttpContext.Current.Request.IsAuthenticated)
{
HttpContext.Current.GetOwinContext().Authentication.Challenge(new AuthenticationProperties { RedirectUri = HttpContext.Current.Request.FilePath }, "OAuth2Bearer");
return;
}
MSRAHttpResponseMessage message = new MSRAHttpResponseMessage(this.ContextBase.Response);
message.StatusCode = 200;
message.SetHeader(ODataConstants.ContentTypeHeader, "application/json");
// create the writer, indent for readability
ODataMessageWriterSettings messageWriterSettings = new ODataMessageWriterSettings()
{
Indent = true,
CheckCharacters = false,
BaseUri = context.Request.Url
};
messageWriterSettings.SetContentType(ODataFormat.Json);
messageWriterSettings.SetMetadataDocumentUri(new Uri("http://localhost:31435/odata/MSRAQuery/$metadata"));
if (string.IsNullOrEmpty(QueryId))
{
AzureTestDBEntities db = new AzureTestDBEntities();
var queries = db.MsrRecurringQueries.ToList().Take(1);
ODataWorkspace workSpace = new ODataWorkspace();
var collections = new List<ODataResourceCollectionInfo>();
foreach (MsrRecurringQuery recurringQuery in queries)
{
ODataResourceCollectionInfo collectionInfo = new ODataResourceCollectionInfo()
{
Name = "MsrRecurringQueries",
Url = new Uri(context.Request.Url+"data/" + recurringQuery.RecurringQueryID.ToString(), UriKind.Absolute)
};
collectionInfo.SetAnnotation<AtomResourceCollectionMetadata>(new AtomResourceCollectionMetadata()
{
Title = new AtomTextConstruct()
{
Text = "MsrRecurringQueries"//recurringQuery.RecurringQueryName
},
});
collections.Add(collectionInfo);
}
workSpace.Collections = collections.AsEnumerable<ODataResourceCollectionInfo>();
using (ODataMessageWriter messageWriter = new ODataMessageWriter(message, messageWriterSettings))
{
messageWriter.WriteServiceDocumentAsync(workSpace);
}
}
else
{
EdmModel mainModel =(EdmModel) QueryMetadataHttpHandler.BuildODataModel();
using (ODataMessageWriter messageWriter = new ODataMessageWriter(message, messageWriterSettings, mainModel))
{
var msrRecurringQueryResultType = new EdmEntityType("mainNS", "MsrRecurringQuery", null);
IEdmPrimitiveType edmPrimitiveType1 = new MSRAEdmPrimitiveType("Int32", "Edm", EdmPrimitiveTypeKind.Int32, EdmSchemaElementKind.TypeDefinition, EdmTypeKind.Primitive);
IEdmPrimitiveType edmPrimitiveType2 = new MSRAEdmPrimitiveType("String", "Edm", EdmPrimitiveTypeKind.String, EdmSchemaElementKind.TypeDefinition, EdmTypeKind.Primitive);
IEdmPrimitiveType edmPrimitiveType3 = new MSRAEdmPrimitiveType("String", "Edm", EdmPrimitiveTypeKind.String, EdmSchemaElementKind.TypeDefinition, EdmTypeKind.Primitive);
IEdmPrimitiveType edmPrimitiveType4 = new MSRAEdmPrimitiveType("String", "Edm", EdmPrimitiveTypeKind.String, EdmSchemaElementKind.TypeDefinition, EdmTypeKind.Primitive);
IEdmPrimitiveType edmPrimitiveType5 = new MSRAEdmPrimitiveType("String", "Edm", EdmPrimitiveTypeKind.String, EdmSchemaElementKind.TypeDefinition, EdmTypeKind.Primitive);
IEdmPrimitiveType edmPrimitiveType6 = new MSRAEdmPrimitiveType("Decimal", "Edm", EdmPrimitiveTypeKind.Decimal, EdmSchemaElementKind.TypeDefinition, EdmTypeKind.Primitive);
msrRecurringQueryResultType.AddKeys(new EdmStructuralProperty(msrRecurringQueryResultType, "RowId", new EdmPrimitiveTypeReference(edmPrimitiveType1, false)));
msrRecurringQueryResultType.AddProperty(new EdmStructuralProperty(msrRecurringQueryResultType, "RowId", new EdmPrimitiveTypeReference(edmPrimitiveType1, false)));
msrRecurringQueryResultType.AddProperty(new EdmStructuralProperty(msrRecurringQueryResultType, "Pricing_Level", new EdmPrimitiveTypeReference(edmPrimitiveType2, false)));
msrRecurringQueryResultType.AddProperty(new EdmStructuralProperty(msrRecurringQueryResultType, "Business_Summary", new EdmPrimitiveTypeReference(edmPrimitiveType3, false)));
msrRecurringQueryResultType.AddProperty(new EdmStructuralProperty(msrRecurringQueryResultType, "Future_Flag", new EdmPrimitiveTypeReference(edmPrimitiveType4, false)));
msrRecurringQueryResultType.AddProperty(new EdmStructuralProperty(msrRecurringQueryResultType, "Fiscal_Month", new EdmPrimitiveTypeReference(edmPrimitiveType5, false)));
msrRecurringQueryResultType.AddProperty(new EdmStructuralProperty(msrRecurringQueryResultType, "MS_Sales_Amount_Const", new EdmPrimitiveTypeReference(edmPrimitiveType6, false)));
ODataWriter feedWriter = messageWriter.CreateODataFeedWriter(
mainModel.EntityContainers().Select(c => c.EntitySets().First()).First(), msrRecurringQueryResultType);
ODataFeed feed = new ODataFeed()
{
Id = "MsrRecurringQueries",
};
feedWriter.WriteStart(feed);
AzureTestDBEntities db = new AzureTestDBEntities();
var queries = db.T_annooli_231161891 ;
foreach (var recurringQuery in queries)
{
ODataEntry entry = this.GetODataEntry(recurringQuery);
feedWriter.WriteStart(entry);
feedWriter.WriteEnd();
}
feedWriter.WriteEnd();
}
}
}
private static void CsvWriterDemo()
{
EdmEntityType customer = new EdmEntityType("ns", "customer");
var key = customer.AddStructuralProperty("Id", EdmPrimitiveTypeKind.Int32);
customer.AddKeys(key);
customer.AddStructuralProperty("Name", EdmPrimitiveTypeKind.String);
ODataEntry entry1 = new ODataEntry()
{
Properties = new[]
{
new ODataProperty()
{
Name = "Id", Value = 51
},
new ODataProperty()
{
Name = "Name", Value = "Name_A"
},
}
};
ODataEntry entry2 = new ODataEntry()
{
Properties = new[]
{
new ODataProperty()
{
Name = "Id", Value = 52
},
new ODataProperty()
{
Name = "Name", Value = "Name_B"
},
}
};
var stream = new MemoryStream();
var message = new Message {
Stream = stream
};
// Set Content-Type header value
message.SetHeader("Content-Type", "text/csv");
var settings = new ODataMessageWriterSettings
{
// Set our resolver here.
MediaTypeResolver = CsvMediaTypeResolver.Instance,
DisableMessageStreamDisposal = true,
};
using (var messageWriter = new ODataMessageWriter(message, settings))
{
var writer = messageWriter.CreateODataFeedWriter(null, customer);
writer.WriteStart(new ODataFeed());
writer.WriteStart(entry1);
writer.WriteEnd();
writer.WriteStart(entry2);
writer.WriteEnd();
writer.WriteEnd();
writer.Flush();
}
stream.Seek(0, SeekOrigin.Begin);
string msg;
using (var sr = new StreamReader(stream)) { msg = sr.ReadToEnd(); }
Console.WriteLine(msg);
}
private static void WriteTopLevelFeed(bool enableFullValidation = true)
{
Console.WriteLine("WriteTopLevelFeed, enableFullValidation:{0}", enableFullValidation);
var msg = ODataSamplesUtil.CreateMessage();
var settings = new ODataMessageWriterSettings(BaseSettings)
{
ODataUri = new ODataUri()
{
ServiceRoot = ServiceRoot
},
EnableFullValidation = enableFullValidation
};
using (var omw = new ODataMessageWriter((IODataResponseMessage)msg, settings, ExtModel.Model))
{
var writer = omw.CreateODataFeedWriter(ExtModel.PetSet);
writer.WriteStart(Feed);
writer.WriteStart(PetEntry);
writer.WriteEnd();
writer.WriteStart(FishEntry);
writer.WriteEnd();
writer.WriteEnd();
}
Console.WriteLine(ODataSamplesUtil.MessageToString(msg));
}
/// <summary>
/// Creates an OData feed response containing a list of entries for a particular type of entity
/// </summary>
/// <param name="resultsGraph">The RDF graph containing the SPARQL results</param>
/// <param name="entityType">The fully qualified domain name for the type of entity to be written</param>
/// <param name="resultsCount">The count of the total number of results that the server can provide</param>
/// <param name="originalQueryModel">The SPARQL query that was executed to generate this graph</param>
public void CreateFeedFromGraph(IGraph resultsGraph, string entityType, int resultsCount, SparqlModel originalQueryModel = null)
{
var msgWriter = new ODataMessageWriter(_response, _writerSettings, _map.Model);
var feedWriter = msgWriter.CreateODataFeedWriter();
var entries = new List <ODataEntry>();
var typeUri = _map.GetUriForType(entityType);
if (!String.IsNullOrEmpty(typeUri))
{
var predNode = resultsGraph.CreateUriNode(UriFactory.Create(RdfConstants.RdfType));
var objNode = resultsGraph.CreateUriNode(UriFactory.Create(typeUri));
if (originalQueryModel == null || originalQueryModel.Ordering == null)
{
// No sorting required, just iterate all instances
foreach (var instanceTriple in resultsGraph.GetTriplesWithPredicateObject(predNode, objNode))
{
var instanceUri = (instanceTriple.Subject as IUriNode).Uri;
entries.Add(CreateODataEntry(resultsGraph, instanceUri.ToString(), entityType));
}
}
else
{
// We need to apply the same sort criteria to this graph to ensure
// that the ODATA results are properly sorted.
// NOTE: This will only work if all the properties used in the original query
// are present in the graph - this could be a problem with more complex traversals
// and the query may instead need to be rewritten / regenerated to extract only
// the required sort properties.
originalQueryModel.IsDescribe = false;
var resultsTable =
resultsGraph.ExecuteQuery(originalQueryModel.GetSparqlRepresentation()) as SparqlResultSet;
var targetVariable = originalQueryModel.SelectVariables[0];
foreach (var result in resultsTable.Results)
{
var instanceUriNode = result[targetVariable] as IUriNode;
if (instanceUriNode != null)
{
entries.Add(CreateODataEntry(resultsGraph, instanceUriNode.Uri.ToString(), entityType));
}
}
}
}
var feed = new ODataFeed {
Id = _baseUri + _map.GetTypeSet(entityType)
};
if (_writerSettings.Version >= ODataVersion.V2)
{
feed.Count = resultsCount;
}
if (originalQueryModel != null)
{
feed.NextPageLink = GetNextPageLink(originalQueryModel);
}
feedWriter.WriteStart(feed);
foreach (var entry in entries)
{
feedWriter.WriteStart(entry);
feedWriter.WriteEnd();
}
feedWriter.WriteEnd();
feedWriter.Flush();
}
public static void FeedWriteReadNormal()
{
Console.WriteLine("FeedWriteReadNormal");
ODataFeed Feed = new ODataFeed();
Feed.SetSerializationInfo(new ODataFeedAndEntrySerializationInfo()
{
NavigationSourceName = "Mails",
NavigationSourceEntityTypeName = "NS.Mail",
NavigationSourceKind = EdmNavigationSourceKind.ContainedEntitySet
});
ODataEntry Entry = new ODataEntry()
{
Properties = new[]
{
new ODataProperty() {Name = "Id", Value = 2},
},
EditLink = new Uri("http://example/Web/Users(3)"),
};
Entry.SetSerializationInfo(new ODataFeedAndEntrySerializationInfo()
{
NavigationSourceName = "MyLogin",
NavigationSourceEntityTypeName = "NS.Person",
NavigationSourceKind = EdmNavigationSourceKind.ContainedEntitySet
});
// Parse the full request Uri
ODataPath path = new ODataUriParser(
CraftModel.Model,
new Uri("http://example.org/svc/"),
new Uri("http://example.org/svc/MyLogin/Mails")).ParsePath();
// Alternatively, construct the normal path for the contained entity manually.
//ODataPath path = new ODataPath(
// new ODataPathSegment[]
// {
// new SingletonSegment(CraftModel.MyLogin), new NavigationPropertySegment(CraftModel.MailBox, CraftModel.MyLogin)
// });
var stream = new MemoryStream();
var wsetting = new ODataMessageWriterSettings()
{
DisableMessageStreamDisposal = true,
ODataUri = new ODataUri()
{
ServiceRoot = new Uri("http://example.org/svc/"),
Path = path
}
};
IODataResponseMessage msg = new Message()
{
Stream = stream,
};
var omw = new ODataMessageWriter(msg, wsetting);
var writer = omw.CreateODataFeedWriter();
writer.WriteStart(Feed);
writer.WriteStart(Entry);
writer.WriteEnd();
writer.WriteEnd();
stream.Seek(0, SeekOrigin.Begin);
var payload = new StreamReader(stream).ReadToEnd();
// {"@odata.context":"http://example.org/svc/$metadata#Web/Items","value":[{"@odata.editLink":"http://example/Web/Users(3)","Id":2}]}
Console.WriteLine(payload);
//Read
ODataEntry entry = null;
stream.Seek(0, SeekOrigin.Begin);
var rsetting = new ODataMessageReaderSettings();
var omr = new ODataMessageReader(msg, rsetting, CraftModel.Model);
var reader = omr.CreateODataFeedReader();
while (reader.Read())
{
if (reader.State == ODataReaderState.EntryEnd)
{
entry = (ODataEntry)reader.Item;
break;
}
}
//Id=2
foreach (var prop in entry.Properties)
{
Console.WriteLine("{0}={1}", prop.Name, prop.Value);
}
}
private static void WriteCustomInstanceAnnotationToFeedAndEntry(string expectedPayload, ODataFormat format)
{
var writerSettings = new ODataMessageWriterSettings {
DisableMessageStreamDisposal = true, EnableAtom = format == ODataFormat.Atom
};
writerSettings.SetContentType(format);
writerSettings.ODataUri = new ODataUri()
{
ServiceRoot = new Uri("http://www.example.com/")
};
MemoryStream stream = new MemoryStream();
IODataResponseMessage messageToWrite = new InMemoryMessage {
StatusCode = 200, Stream = stream
};
messageToWrite.PreferenceAppliedHeader().AnnotationFilter = "Custom.*";
// Write payload
using (var messageWriter = new ODataMessageWriter(messageToWrite, writerSettings, Model))
{
var odataWriter = messageWriter.CreateODataFeedWriter(EntitySet, EntityType);
// Add instance annotations to the feed.
var feedToWrite = new ODataFeed {
Id = new Uri("urn:feedId")
};
feedToWrite.InstanceAnnotations.Add(new ODataInstanceAnnotation("Custom.Int32Annotation", PrimitiveValue1));
feedToWrite.InstanceAnnotations.Add(new ODataInstanceAnnotation("Custom.GuidAnnotation", PrimitiveValue2));
feedToWrite.InstanceAnnotations.Add(new ODataInstanceAnnotation("ShouldSkip.Int32Annotation", PrimitiveValue1));
feedToWrite.InstanceAnnotations.Add(new ODataInstanceAnnotation("ShouldSkip.GuidAnnotation", PrimitiveValue2));
// Writes instance annotations at the beginning of the feed
odataWriter.WriteStart(feedToWrite);
// Add instance annotations to the entry.
var entryToWrite = new ODataEntry {
Properties = new[] { new ODataProperty {
Name = "ID", Value = 1
} }
};
entryToWrite.InstanceAnnotations.Add(new ODataInstanceAnnotation("Custom.ComplexAnnotation", ComplexValue1));
entryToWrite.InstanceAnnotations.Add(new ODataInstanceAnnotation("ShouldSkip.ComplexAnnotation", ComplexValue1));
// Writes instance annotations at the beginning of the entry
odataWriter.WriteStart(entryToWrite);
// Add more instance annotations to the entry.
entryToWrite.InstanceAnnotations.Add(new ODataInstanceAnnotation("Custom.PrimitiveCollectionAnnotation", PrimitiveCollectionValue));
entryToWrite.InstanceAnnotations.Add(new ODataInstanceAnnotation("ShouldSkip.PrimitiveCollectionAnnotation", PrimitiveCollectionValue));
// The writer remembers which instance annotations in the collection has been written
// and only write out the unwritten ones since WriteStart() to the end of the entry.
odataWriter.WriteEnd();
// Add more instance annotations to the feed.
feedToWrite.InstanceAnnotations.Add(new ODataInstanceAnnotation("Custom.ComplexCollectionAnnotation", ComplexCollectionValue));
feedToWrite.InstanceAnnotations.Add(new ODataInstanceAnnotation("ShouldSkip.ComplexCollectionAnnotation", ComplexCollectionValue));
// The writer remembers which instance annotations in the collection has been written
// and only write out the unwritten ones since WriteStart() to the end of the feed.
odataWriter.WriteEnd();
}
stream.Position = 0;
string payload = (new StreamReader(stream)).ReadToEnd();
if (format == ODataFormat.Atom)
{
// The <updated> element is computed dynamically, so we remove it from the both the baseline and the actual payload.
payload = Regex.Replace(payload, "<updated>[^<]*</updated>", "");
expectedPayload = Regex.Replace(expectedPayload, "<updated>[^<]*</updated>", "");
}
payload.Should().Be(expectedPayload);
}
private static void WriteCustomInstanceAnnotationToFeedAndEntry(string expectedPayload, ODataFormat format)
{
var writerSettings = new ODataMessageWriterSettings { DisableMessageStreamDisposal = true, EnableAtom = format == ODataFormat.Atom };
writerSettings.SetContentType(format);
writerSettings.ODataUri = new ODataUri() { ServiceRoot = new Uri("http://www.example.com/") };
MemoryStream stream = new MemoryStream();
IODataResponseMessage messageToWrite = new InMemoryMessage { StatusCode = 200, Stream = stream };
messageToWrite.PreferenceAppliedHeader().AnnotationFilter = "Custom.*";
// Write payload
using (var messageWriter = new ODataMessageWriter(messageToWrite, writerSettings, Model))
{
var odataWriter = messageWriter.CreateODataFeedWriter(EntitySet, EntityType);
// Add instance annotations to the feed.
var feedToWrite = new ODataFeed { Id = new Uri("urn:feedId") };
feedToWrite.InstanceAnnotations.Add(new ODataInstanceAnnotation("Custom.Int32Annotation", PrimitiveValue1));
feedToWrite.InstanceAnnotations.Add(new ODataInstanceAnnotation("Custom.GuidAnnotation", PrimitiveValue2));
feedToWrite.InstanceAnnotations.Add(new ODataInstanceAnnotation("ShouldSkip.Int32Annotation", PrimitiveValue1));
feedToWrite.InstanceAnnotations.Add(new ODataInstanceAnnotation("ShouldSkip.GuidAnnotation", PrimitiveValue2));
// Writes instance annotations at the beginning of the feed
odataWriter.WriteStart(feedToWrite);
// Add instance annotations to the entry.
var entryToWrite = new ODataEntry { Properties = new[] { new ODataProperty { Name = "ID", Value = 1 } } };
entryToWrite.InstanceAnnotations.Add(new ODataInstanceAnnotation("Custom.ComplexAnnotation", ComplexValue1));
entryToWrite.InstanceAnnotations.Add(new ODataInstanceAnnotation("ShouldSkip.ComplexAnnotation", ComplexValue1));
// Writes instance annotations at the beginning of the entry
odataWriter.WriteStart(entryToWrite);
// Add more instance annotations to the entry.
entryToWrite.InstanceAnnotations.Add(new ODataInstanceAnnotation("Custom.PrimitiveCollectionAnnotation", PrimitiveCollectionValue));
entryToWrite.InstanceAnnotations.Add(new ODataInstanceAnnotation("ShouldSkip.PrimitiveCollectionAnnotation", PrimitiveCollectionValue));
// The writer remembers which instance annotations in the collection has been written
// and only write out the unwritten ones since WriteStart() to the end of the entry.
odataWriter.WriteEnd();
// Add more instance annotations to the feed.
feedToWrite.InstanceAnnotations.Add(new ODataInstanceAnnotation("Custom.ComplexCollectionAnnotation", ComplexCollectionValue));
feedToWrite.InstanceAnnotations.Add(new ODataInstanceAnnotation("ShouldSkip.ComplexCollectionAnnotation", ComplexCollectionValue));
// The writer remembers which instance annotations in the collection has been written
// and only write out the unwritten ones since WriteStart() to the end of the feed.
odataWriter.WriteEnd();
}
stream.Position = 0;
string payload = (new StreamReader(stream)).ReadToEnd();
if (format == ODataFormat.Atom)
{
// The <updated> element is computed dynamically, so we remove it from the both the baseline and the actual payload.
payload = Regex.Replace(payload, "<updated>[^<]*</updated>", "");
expectedPayload = Regex.Replace(expectedPayload, "<updated>[^<]*</updated>", "");
}
payload.Should().Be(expectedPayload);
}
public void PersonFeedTest()
{
foreach (var mimeType in this.mimeTypes)
{
var settings = new ODataMessageWriterSettings() { PayloadBaseUri = this.ServiceUri };
settings.ODataUri = new ODataUri() { ServiceRoot = this.ServiceUri };
string outputWithModel = null;
string outputWithoutModel = null;
var responseMessageWithModel = new StreamResponseMessage(new MemoryStream());
responseMessageWithModel.SetHeader("Content-Type", mimeType);
using (var messageWriter = new ODataMessageWriter(responseMessageWithModel, settings, WritePayloadHelper.Model))
{
var odataWriter = messageWriter.CreateODataFeedWriter(WritePayloadHelper.PersonSet, WritePayloadHelper.PersonType);
outputWithModel = this.WriteAndVerifyPersonFeed(responseMessageWithModel, odataWriter, true,
mimeType);
}
var responseMessageWithoutModel = new StreamResponseMessage(new MemoryStream());
responseMessageWithoutModel.SetHeader("Content-Type", mimeType);
using (var messageWriter = new ODataMessageWriter(responseMessageWithoutModel, settings))
{
var odataWriter = messageWriter.CreateODataFeedWriter();
outputWithoutModel = this.WriteAndVerifyPersonFeed(responseMessageWithoutModel, odataWriter, false,
mimeType);
}
WritePayloadHelper.VerifyPayloadString(outputWithModel, outputWithoutModel, mimeType);
if (mimeType.Contains(MimeTypes.ODataParameterMinimalMetadata) || mimeType.Contains(MimeTypes.ODataParameterFullMetadata))
{
Assert.IsTrue(outputWithoutModel.Contains(this.ServiceUri + "$metadata#Person\""));
}
if (mimeType.Contains(MimeTypes.ApplicationJsonLight))
{
// odata.type is included in json light payload only if entry typename is different than serialization info
Assert.IsFalse(outputWithoutModel.Contains("{\"@odata.type\":\"" + "#" + NameSpace + "Person\","), "odata.type Person");
Assert.IsTrue(outputWithoutModel.Contains("{\"@odata.type\":\"" + "#" + NameSpace + "Employee\","), "odata.type Employee");
Assert.IsTrue(outputWithoutModel.Contains("{\"@odata.type\":\"" + "#" + NameSpace + "SpecialEmployee\","), "odata.type SpecialEmployee");
}
}
}
public void ShouldBeAbleToWriteFeedAndEntryResponseInJsonLightWithoutModel()
{
const string expectedPayload =
"{" +
"\"@odata.context\":\"http://www.example.com/$metadata#Customers/NS.VIPCustomer\"," +
"\"value\":[" +
"{" +
"\"Name\":\"Bob\"," +
"\"[email protected]\":\"MostRecentOrder\"," +
"\"MostRecentOrder\":{\"OrderId\":101}" +
"}" +
"]" +
"}";
var writerSettings = new ODataMessageWriterSettings { DisableMessageStreamDisposal = true };
writerSettings.SetContentType(ODataFormat.Json);
writerSettings.ODataUri = new ODataUri() { ServiceRoot = new Uri("http://www.example.com") };
MemoryStream stream = new MemoryStream();
IODataResponseMessage responseMessage = new InMemoryMessage { StatusCode = 200, Stream = stream };
// Write payload
using (var messageWriter = new ODataMessageWriter(responseMessage, writerSettings))
{
var odataWriter = messageWriter.CreateODataFeedWriter();
// Create customers feed with serializtion info to write odata.metadata.
var customersFeed = new ODataFeed();
customersFeed.SetSerializationInfo(new ODataFeedAndEntrySerializationInfo { NavigationSourceName = "Customers", NavigationSourceEntityTypeName = "NS.Customer", ExpectedTypeName = "NS.VIPCustomer" });
// Write customers feed.
odataWriter.WriteStart(customersFeed);
// Write VIP customer
{
// Create VIP customer, don't need to pass in serialization info since the writer knows the context from the feed scope.
var vipCustomer = new ODataEntry { TypeName = "NS.VIPCustomer" };
var customerKey = new ODataProperty { Name = "Name", Value = "Bob" };
// Provide serialization info at the property level to compute the edit link.
customerKey.SetSerializationInfo(new ODataPropertySerializationInfo { PropertyKind = ODataPropertyKind.Key });
vipCustomer.Properties = new[] { customerKey };
// Write customer entry.
odataWriter.WriteStart(vipCustomer);
// Write expanded most recent order
{
// No API to set serialization info on ODataNavigationLink since what we are adding on ODataFeed and ODataEntry should be sufficient for the 5.5 release.
var navigationLink = new ODataNavigationLink { Name = "MostRecentOrder", IsCollection = false, Url = new Uri("MostRecentOrder", UriKind.Relative) };
odataWriter.WriteStart(navigationLink);
// Write the most recent customer.
{
var mostRecentOrder = new ODataEntry { TypeName = "NS.Order" };
// Add serialization info so we can computer links.
mostRecentOrder.SetSerializationInfo(new ODataFeedAndEntrySerializationInfo { NavigationSourceName = "Orders", NavigationSourceEntityTypeName = "NS.Order", ExpectedTypeName = "NS.Order" });
var orderKey = new ODataProperty { Name = "OrderId", Value = 101 };
// Provide serialization info at the property level to compute the edit link.
orderKey.SetSerializationInfo(new ODataPropertySerializationInfo { PropertyKind = ODataPropertyKind.Key });
mostRecentOrder.Properties = new[] { orderKey };
// Write order entry.
odataWriter.WriteStart(mostRecentOrder);
odataWriter.WriteEnd();
}
// End navigationLink.
odataWriter.WriteEnd();
}
// End customer entry.
odataWriter.WriteEnd();
}
// End customers feed.
odataWriter.WriteEnd();
}
stream.Position = 0;
string payload = (new StreamReader(stream)).ReadToEnd();
payload.Should().Be(expectedPayload);
}
