private async Task SerializeBuffered(OeEntryFactory entryFactory, Db.OeEntityAsyncEnumerator asyncEnumerator, Stream stream)
{
var values = new List <Object>();
while (await asyncEnumerator.MoveNextAsync().ConfigureAwait(false))
{
values.Add(asyncEnumerator.Current);
}
var resourceSet = new ODataResourceSet();
resourceSet.Count = values.Count;
Writer.WriteStart(resourceSet);
foreach (Object value in values)
{
int? dummy;
ODataResource entry = CreateEntry(entryFactory, entryFactory.GetValue(value, out dummy));
Writer.WriteStart(entry);
foreach (OeEntryFactory navigationLink in entryFactory.NavigationLinks)
{
WriteNavigationLink(value, navigationLink);
}
Writer.WriteEnd();
}
Writer.WriteEnd();
}
public async Task SerializeAsync(OeEntryFactory entryFactory, Db.OeEntityAsyncEnumerator asyncEnumerator, Stream stream)
{
if (entryFactory.CountOption.GetValueOrDefault())
{
await SerializeBuffered(entryFactory, asyncEnumerator, stream);
}
else
{
await SerializeUnbuffered(entryFactory, asyncEnumerator, stream);
}
}
private async Task SerializeUnbuffered(OeEntryFactory entryFactory, Db.OeEntityAsyncEnumerator asyncEnumerator, Stream stream)
{
Writer.WriteStart(new ODataResourceSet());
while (await asyncEnumerator.MoveNextAsync().ConfigureAwait(false))
{
Object value = asyncEnumerator.Current;
int? dummy;
ODataResource entry = CreateEntry(entryFactory, entryFactory.GetValue(value, out dummy));
Writer.WriteStart(entry);
foreach (OeEntryFactory navigationLink in entryFactory.NavigationLinks)
{
WriteNavigationLink(value, navigationLink);
}
Writer.WriteEnd();
}
Writer.WriteEnd();
}
public async Task SerializeAsync(OeEntryFactory entryFactory, Db.OeEntityAsyncEnumerator asyncEnumerator, Stream stream, long?count)
{
ODataResourceSet oDataResourceSet = new ODataResourceSet();
oDataResourceSet.Count = count;
Writer.WriteStart(oDataResourceSet);
while (await asyncEnumerator.MoveNextAsync().ConfigureAwait(false))
{
Object value = asyncEnumerator.Current;
ODataResource entry = CreateEntry(entryFactory, entryFactory.GetValue(value));
Writer.WriteStart(entry);
foreach (OeEntryFactory navigationLink in entryFactory.NavigationLinks)
{
WriteNavigationLink(value, navigationLink);
}
Writer.WriteEnd();
}
Writer.WriteEnd();
}
public static async Task SerializeAsync(Uri baseUri, OeParseUriContext parseUriContext, Db.OeEntityAsyncEnumerator asyncEnumerator, Stream stream)
{
IEdmModel edmModel = parseUriContext.EdmModel;
OeEntryFactory entryFactory = parseUriContext.EntryFactory;
String contentType = parseUriContext.Headers.ContentType;
var settings = new ODataMessageWriterSettings()
{
BaseUri = baseUri,
EnableMessageStreamDisposal = false,
ODataUri = parseUriContext.ODataUri,
Validations = ValidationKinds.ThrowIfTypeConflictsWithMetadata | ValidationKinds.ThrowOnDuplicatePropertyNames,
Version = ODataVersion.V4
};
IODataResponseMessage responseMessage = new OeInMemoryMessage(stream, contentType);
using (ODataMessageWriter messageWriter = new ODataMessageWriter(responseMessage, settings, edmModel))
{
ODataUtils.SetHeadersForPayload(messageWriter, ODataPayloadKind.ResourceSet);
ODataWriter writer = messageWriter.CreateODataResourceSetWriter(entryFactory.EntitySet, entryFactory.EntityType);
var getWriter = new GetWriter(baseUri, parseUriContext.Headers.MetadataLevel, writer);
await getWriter.SerializeAsync(entryFactory, asyncEnumerator, stream);
}
}
