/// <summary>
/// Returns the cached <see cref="ODataBatchOperationRequestMessage"/> for reading the content of an operation
/// in a batch request.
/// </summary>
/// <returns>The message that can be used to read the content of the batch request operation from.</returns>
private ODataBatchOperationRequestMessage CreateOperationRequestMessageImplementation()
{
this.operationState = OperationState.MessageCreated;
// Read and parse the request line (skip all empty lines)
string requestLine = this.batchStream.ReadLine();
while (requestLine.Length == 0)
{
requestLine = this.batchStream.ReadLine();
}
string httpMethod;
Uri requestUri;
this.ParseRequestLine(requestLine, out httpMethod, out requestUri);
// Read all headers and create the request message
ODataBatchOperationHeaders headers = this.batchStream.ReadHeaders();
ODataBatchOperationRequestMessage requestMessage = ODataBatchOperationRequestMessage.CreateReadMessage(
this.batchStream,
httpMethod,
requestUri,
headers,
/*operationListener*/ this,
this.urlResolver);
// Add a potential Content-ID header to the URL resolver so that it will be available
// to subsequent operations.
string contentId;
if (headers.TryGetValue(ODataConstants.ContentIdHeader, out contentId))
{
Debug.Assert(this.contentIdToAddOnNextRead == null, "Must not have a content ID to be added to a part.");
if (contentId != null && this.urlResolver.ContainsContentId(contentId))
{
throw new ODataException(Strings.ODataBatchReader_DuplicateContentIDsNotAllowed(contentId));
}
this.contentIdToAddOnNextRead = contentId;
}
return(requestMessage);
}
private ODataBatchOperationRequestMessage CreateOperationRequestMessageImplementation(string method, Uri uri)
{
if (this.changeSetBoundary == null)
{
this.InterceptException(new Action(this.IncreaseBatchSize));
}
else
{
this.InterceptException(new Action(this.IncreaseChangeSetSize));
}
this.WritePendingMessageData(true);
if (this.currentOperationContentId != null)
{
this.urlResolver.AddContentId(this.currentOperationContentId);
}
this.InterceptException(delegate {
uri = ODataBatchUtils.CreateOperationRequestUri(uri, this.rawOutputContext.MessageWriterSettings.BaseUri, this.urlResolver);
});
this.CurrentOperationRequestMessage = ODataBatchOperationRequestMessage.CreateWriteMessage(this.rawOutputContext.OutputStream, method, uri, this, this.urlResolver);
this.SetState(BatchWriterState.OperationCreated);
this.WriteStartBoundaryForOperation();
ODataBatchWriterUtils.WriteRequestPreamble(this.rawOutputContext.TextWriter, method, uri);
return(this.CurrentOperationRequestMessage);
}
private static void SetAcceptAndContentTypeForODataBatchMessage(ODataBatchOperationRequestMessage mimePartMsg, TablePayloadFormat payloadFormat)
{
if (payloadFormat == TablePayloadFormat.AtomPub)
{
mimePartMsg.SetHeader(Constants.HeaderConstants.PayloadAcceptHeader, Constants.AtomAcceptHeaderValue);
mimePartMsg.SetHeader(Constants.HeaderConstants.PayloadContentTypeHeader, Constants.AtomContentTypeHeaderValue);
}
else if (payloadFormat == TablePayloadFormat.JsonFullMetadata)
{
mimePartMsg.SetHeader(Constants.HeaderConstants.PayloadAcceptHeader, Constants.JsonFullMetadataAcceptHeaderValue);
mimePartMsg.SetHeader(Constants.HeaderConstants.PayloadContentTypeHeader, Constants.JsonContentTypeHeaderValue);
}
else if (payloadFormat == TablePayloadFormat.Json)
{
mimePartMsg.SetHeader(Constants.HeaderConstants.PayloadAcceptHeader, Constants.JsonLightAcceptHeaderValue);
mimePartMsg.SetHeader(Constants.HeaderConstants.PayloadContentTypeHeader, Constants.JsonContentTypeHeaderValue);
}
else
{
mimePartMsg.SetHeader(Constants.HeaderConstants.PayloadAcceptHeader, Constants.JsonNoMetadataAcceptHeaderValue);
mimePartMsg.SetHeader(Constants.HeaderConstants.PayloadContentTypeHeader, Constants.JsonContentTypeHeaderValue);
}
}
