/// <summary>
/// Creates a group-cursor.
///
/// </summary>
/// <param name="request">The request object containing the details to send. Required.</param>
/// <param name="retryConfiguration">The retry configuration that will be used by to send this request. Optional.</param>
/// <param name="cancellationToken">The cancellation token to cancel this operation. Optional.</param>
/// <returns>A response object containing details about the completed operation</returns>
/// <example>Click <a href="https://docs.cloud.oracle.com/en-us/iaas/tools/dot-net-examples/latest/streaming/CreateGroupCursor.cs.html">here</a> to see an example of how to use CreateGroupCursor API.</example>
public async Task <CreateGroupCursorResponse> CreateGroupCursor(CreateGroupCursorRequest request, RetryConfiguration retryConfiguration = null, CancellationToken cancellationToken = default)
{
logger.Trace("Called createGroupCursor");
Uri uri = new Uri(this.restClient.GetEndpoint(), System.IO.Path.Combine(basePathWithoutHost, "/streams/{streamId}/groupCursors".Trim('/')));
HttpMethod method = new HttpMethod("POST");
HttpRequestMessage requestMessage = Converter.ToHttpRequestMessage(uri, method, request);
requestMessage.Headers.Add("Accept", "application/json");
GenericRetrier retryingClient = Retrier.GetPreferredRetrier(retryConfiguration, this.retryConfiguration);
HttpResponseMessage responseMessage;
try
{
if (retryingClient != null)
{
responseMessage = await retryingClient.MakeRetryingCall(this.restClient.HttpSend, requestMessage, cancellationToken).ConfigureAwait(false);
}
else
{
responseMessage = await this.restClient.HttpSend(requestMessage).ConfigureAwait(false);
}
this.restClient.CheckHttpResponseMessage(requestMessage, responseMessage);
return(Converter.FromHttpResponseMessage <CreateGroupCursorResponse>(responseMessage));
}
catch (Exception e)
{
logger.Error($"CreateGroupCursor failed with error: {e.Message}");
throw;
}
}
private static async Task <string> GetCursorByGroup(StreamClient streamClient, string streamId, string groupName, string instanceName)
{
logger.Info($"Creating a cursor for group {groupName}, instance {instanceName}");
CreateGroupCursorDetails createGroupCursorDetails = new CreateGroupCursorDetails
{
GroupName = groupName,
InstanceName = instanceName,
Type = CreateGroupCursorDetails.TypeEnum.TrimHorizon,
CommitOnGet = true
};
CreateGroupCursorRequest createCursorRequest = new CreateGroupCursorRequest
{
StreamId = streamId,
CreateGroupCursorDetails = createGroupCursorDetails
};
CreateGroupCursorResponse groupCursorResponse = await streamClient.CreateGroupCursor(createCursorRequest);
return(groupCursorResponse.Cursor.Value);
}
protected override void ProcessRecord()
{
base.ProcessRecord();
CreateGroupCursorRequest request;
try
{
request = new CreateGroupCursorRequest
{
StreamId = StreamId,
CreateGroupCursorDetails = CreateGroupCursorDetails,
OpcRequestId = OpcRequestId
};
response = client.CreateGroupCursor(request).GetAwaiter().GetResult();
WriteOutput(response, response.Cursor);
FinishProcessing(response);
}
catch (Exception ex)
{
TerminatingErrorDuringExecution(ex);
}
}
