/// <summary>
/// Executes the operation.
/// </summary>
/// <param name="batchReader">The batch reader.</param>
/// <param name="batchId">The batch id.</param>
/// <param name="originalRequest">The original request containing all the batch requests.</param>
/// <param name="cancellationToken">The token to monitor for cancellation requests.</param>
/// <returns>The response for the operation.</returns>
public virtual async Task <ODataBatchResponseItem> ExecuteOperationAsync(ODataBatchReader batchReader, Guid batchId, HttpRequestMessage originalRequest, CancellationToken cancellationToken)
{
if (batchReader == null)
{
throw Error.ArgumentNull("batchReader");
}
if (originalRequest == null)
{
throw Error.ArgumentNull("originalRequest");
}
cancellationToken.ThrowIfCancellationRequested();
HttpRequestMessage operationRequest = await batchReader.ReadOperationRequestAsync(batchId, bufferContentStream : false);
operationRequest.CopyBatchRequestProperties(originalRequest);
OperationRequestItem operation = new OperationRequestItem(operationRequest);
try
{
ODataBatchResponseItem response = await operation.SendRequestAsync(Invoker, cancellationToken);
return(response);
}
finally
{
originalRequest.RegisterForDispose(operation.GetResourcesForDisposal());
originalRequest.RegisterForDispose(operation);
}
}
/// <inheritdoc/>
public override async Task <HttpResponseMessage> ProcessBatchAsync(HttpRequestMessage request, CancellationToken cancellationToken)
{
if (request == null)
{
throw Error.ArgumentNull("request");
}
ValidateRequest(request);
ODataMessageReaderSettings oDataReaderSettings = new ODataMessageReaderSettings
{
DisableMessageStreamDisposal = true,
MessageQuotas = MessageQuotas,
BaseUri = GetBaseUri(request)
};
cancellationToken.ThrowIfCancellationRequested();
ODataMessageReader reader = await request.Content.GetODataMessageReaderAsync(oDataReaderSettings);
request.RegisterForDispose(reader);
ODataBatchReader batchReader = reader.CreateODataBatchReader();
List <ODataBatchResponseItem> responses = new List <ODataBatchResponseItem>();
Guid batchId = Guid.NewGuid();
List <IDisposable> resourcesToDispose = new List <IDisposable>();
try
{
while (batchReader.Read())
{
ODataBatchResponseItem responseItem = null;
if (batchReader.State == ODataBatchReaderState.ChangesetStart)
{
responseItem = await ExecuteChangeSetAsync(batchReader, batchId, request, cancellationToken);
}
else if (batchReader.State == ODataBatchReaderState.Operation)
{
responseItem = await ExecuteOperationAsync(batchReader, batchId, request, cancellationToken);
}
if (responseItem != null)
{
responses.Add(responseItem);
}
}
}
catch
{
foreach (ODataBatchResponseItem response in responses)
{
if (response != null)
{
response.Dispose();
}
}
throw;
}
return(await CreateResponseMessageAsync(responses, request, cancellationToken));
}
public void CreateResponseMessageAsync_ReturnsODataBatchContent()
{
DefaultODataBatchHandler batchHandler = new DefaultODataBatchHandler(new HttpServer());
ODataBatchResponseItem[] responses = new ODataBatchResponseItem[]
{
new OperationResponseItem(new HttpResponseMessage(HttpStatusCode.OK))
};
HttpResponseMessage response = batchHandler.CreateResponseMessageAsync(responses, new HttpRequestMessage()).Result;
var batchContent = Assert.IsType<ODataBatchContent>(response.Content);
Assert.Equal(1, batchContent.Responses.Count());
}
