public override Task WriteToStreamAsync(Type type, object value, Stream writeStream, HttpContent content, TransportContext transportContext)
{
if (type == null)
{
throw Error.ArgumentNull("type");
}
if (writeStream == null)
{
throw Error.ArgumentNull("writeStream");
}
if (_request == null)
{
throw Error.InvalidOperation(SRResources.WriteToStreamAsyncMustHaveRequest);
}
HttpContentHeaders contentHeaders = content == null ? null : content.Headers;
return TaskHelpers.RunSynchronously(() =>
{
// get the most appropriate serializer given that we support inheritance.
IEdmModel model = _request.GetEdmModel();
if (model == null)
{
throw Error.InvalidOperation(SRResources.RequestMustHaveModel);
}
type = value == null ? type : value.GetType();
ODataSerializer serializer = _serializerProvider.GetODataPayloadSerializer(model, type);
if (serializer == null)
{
string message = Error.Format(SRResources.TypeCannotBeSerialized, type.Name, typeof(ODataMediaTypeFormatter).Name);
throw new SerializationException(message);
}
UrlHelper urlHelper = _request.GetUrlHelper();
Contract.Assert(urlHelper != null);
ODataPath path = _request.GetODataPath();
IEdmEntitySet targetEntitySet = path == null ? null : path.EntitySet;
// serialize a response
HttpConfiguration configuration = _request.GetConfiguration();
if (configuration == null)
{
throw Error.InvalidOperation(SRResources.RequestMustContainConfiguration);
}
IODataResponseMessage responseMessage = new ODataMessageWrapper(writeStream, content.Headers);
ODataMessageWriterSettings writerSettings = new ODataMessageWriterSettings()
{
BaseUri = GetBaseAddress(_request),
Version = _version,
Indent = true,
DisableMessageStreamDisposal = true,
MessageQuotas = MessageWriterQuotas
};
// The MetadataDocumentUri is never required for errors. Additionally, it sometimes won't be available
// for errors, such as when routing itself fails. In that case, the route data property is not
// available on the request, and due to a bug with HttpRoute.GetVirtualPath (bug #669) we won't be able
// to generate a metadata link.
if (serializer.ODataPayloadKind != ODataPayloadKind.Error)
{
string metadataLink = urlHelper.ODataLink(new MetadataPathSegment());
if (metadataLink == null)
{
throw new SerializationException(SRResources.UnableToDetermineMetadataUrl);
}
writerSettings.SetMetadataDocumentUri(new Uri(metadataLink));
}
MediaTypeHeaderValue contentType = null;
if (contentHeaders != null && contentHeaders.ContentType != null)
{
contentType = contentHeaders.ContentType;
}
using (ODataMessageWriter messageWriter = new ODataMessageWriter(responseMessage, writerSettings, model))
{
ODataSerializerContext writeContext = new ODataSerializerContext()
{
Request = _request,
Url = urlHelper,
EntitySet = targetEntitySet,
Model = model,
RootElementName = GetRootElementName(path) ?? "root",
SkipExpensiveAvailabilityChecks = serializer.ODataPayloadKind == ODataPayloadKind.Feed,
Path = path,
MetadataLevel = ODataMediaTypes.GetMetadataLevel(contentType),
};
serializer.WriteObject(value, messageWriter, writeContext);
}
});
}
private void WriteToStream(Type type, object value, Stream writeStream, HttpContent content, HttpContentHeaders contentHeaders)
{
IEdmModel model = Request.GetEdmModel();
if (model == null)
{
throw Error.InvalidOperation(SRResources.RequestMustHaveModel);
}
ODataSerializer serializer = GetSerializer(type, value, model, _serializerProvider);
UrlHelper urlHelper = Request.GetUrlHelper();
Contract.Assert(urlHelper != null);
ODataPath path = Request.GetODataPath();
IEdmEntitySet targetEntitySet = path == null ? null : path.EntitySet;
// serialize a response
HttpConfiguration configuration = Request.GetConfiguration();
if (configuration == null)
{
throw Error.InvalidOperation(SRResources.RequestMustContainConfiguration);
}
IODataResponseMessage responseMessage = new ODataMessageWrapper(writeStream, content.Headers);
ODataMessageWriterSettings writerSettings = new ODataMessageWriterSettings(MessageWriterSettings)
{
BaseUri = GetBaseAddress(Request),
Version = _version,
};
// The MetadataDocumentUri is never required for errors. Additionally, it sometimes won't be available
// for errors, such as when routing itself fails. In that case, the route data property is not
// available on the request, and due to a bug with HttpRoute.GetVirtualPath (bug #669) we won't be able
// to generate a metadata link.
if (serializer.ODataPayloadKind != ODataPayloadKind.Error)
{
string metadataLink = urlHelper.ODataLink(new MetadataPathSegment());
if (metadataLink == null)
{
throw new SerializationException(SRResources.UnableToDetermineMetadataUrl);
}
string selectClause = GetSelectClause(Request);
writerSettings.SetMetadataDocumentUri(new Uri(metadataLink), selectClause);
}
MediaTypeHeaderValue contentType = null;
if (contentHeaders != null && contentHeaders.ContentType != null)
{
contentType = contentHeaders.ContentType;
}
using (ODataMessageWriter messageWriter = new ODataMessageWriter(responseMessage, writerSettings, model))
{
ODataSerializerContext writeContext = new ODataSerializerContext()
{
Request = Request,
RequestContext = Request.GetRequestContext(),
Url = urlHelper,
EntitySet = targetEntitySet,
Model = model,
RootElementName = GetRootElementName(path) ?? "root",
SkipExpensiveAvailabilityChecks = serializer.ODataPayloadKind == ODataPayloadKind.Feed,
Path = path,
MetadataLevel = ODataMediaTypes.GetMetadataLevel(contentType),
SelectExpandClause = Request.GetSelectExpandClause()
};
serializer.WriteObject(value, type, messageWriter, writeContext);
}
}
public void ODataEntityReferenceLinkSerializer_Serializes_UrisAndEntityReferenceLinks_Json(object uris)
{
// Arrange
ODataEntityReferenceLinksSerializer serializer = new ODataEntityReferenceLinksSerializer();
IEdmNavigationProperty navigationProperty = _customerSet.ElementType.NavigationProperties().First();
ODataPath path = new ODataPath(new EntitySetPathSegment(_customerSet), new KeyValuePathSegment("1"),
new NavigationPathSegment(navigationProperty));
ODataSerializerContext writeContext = new ODataSerializerContext { Path = path };
MemoryStream stream = new MemoryStream();
IODataResponseMessage message = new ODataMessageWrapper(stream);
ODataMessageWriterSettings settings = new ODataMessageWriterSettings
{
BaseUri = new Uri("http://any/")
};
settings.SetMetadataDocumentUri(new Uri("http://any/$metadata"));
settings.SetContentType(ODataFormat.Json);
// Act
serializer.WriteObject(uris, typeof(ODataEntityReferenceLinks), new ODataMessageWriter(message, settings), writeContext);
stream.Seek(0, SeekOrigin.Begin);
string result = new StreamReader(stream).ReadToEnd();
// Assert
Assert.Equal(
string.Format("{0},{1}",
"{\"odata.metadata\":\"http://any/$metadata#Default.Container.Customers/$links/Orders\"",
"\"value\":[{\"url\":\"http://uri1/\"},{\"url\":\"http://uri2/\"}]}"), result);
}
private static ODataMessageWriterSettings CreateJsonLightSettings()
{
ODataMessageWriterSettings settings = new ODataMessageWriterSettings();
settings.SetContentType(ODataFormat.Json);
settings.SetMetadataDocumentUri(CreateFakeUri());
return settings;
}
public void ProcessRequest(HttpContext context)
{
if (!HttpContext.Current.Request.IsAuthenticated)
{
HttpContext.Current.GetOwinContext().Authentication.Challenge(new AuthenticationProperties { RedirectUri = HttpContext.Current.Request.FilePath }, "OAuth2Bearer");
return;
}
MSRAHttpResponseMessage message = new MSRAHttpResponseMessage(this.ContextBase.Response);
message.StatusCode = 200;
message.SetHeader(ODataConstants.ContentTypeHeader, "application/json");
// create the writer, indent for readability
ODataMessageWriterSettings messageWriterSettings = new ODataMessageWriterSettings()
{
Indent = true,
CheckCharacters = false,
BaseUri = context.Request.Url
};
messageWriterSettings.SetContentType(ODataFormat.Json);
messageWriterSettings.SetMetadataDocumentUri(new Uri("http://localhost:31435/odata/MSRAQuery/$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();
}
}
}
