async IAsyncEnumerable<ListInstancesResponse> IPaginator<ListInstancesResponse>.PaginateAsync(CancellationToken cancellationToken = default)
{
if (Interlocked.Exchange(ref _isPaginatorInUse, 1) != 0)
{
throw new System.InvalidOperationException("Paginator has already been consumed and cannot be reused. Please create a new instance.");
}
PaginatorUtils.SetUserAgentAdditionOnRequest(_request);
var marker = _request.Marker;
ListInstancesResponse response;
do
{
_request.Marker = marker;
response = await _client.ListInstancesAsync(_request, cancellationToken).ConfigureAwait(false);
marker = response.Marker;
cancellationToken.ThrowIfCancellationRequested();
yield return response;
}
while (!string.IsNullOrEmpty(marker));
}
private Amazon.ElasticMapReduce.Model.ListInstancesResponse CallAWSServiceOperation(IAmazonElasticMapReduce client, Amazon.ElasticMapReduce.Model.ListInstancesRequest request)
{
Utils.Common.WriteVerboseEndpointMessage(this, client.Config, "Amazon Elastic MapReduce", "ListInstances");
try
{
#if DESKTOP
return(client.ListInstances(request));
#elif CORECLR
return(client.ListInstancesAsync(request).GetAwaiter().GetResult());
#else
#error "Unknown build edition"
#endif
}
catch (AmazonServiceException exc)
{
var webException = exc.InnerException as System.Net.WebException;
if (webException != null)
{
throw new Exception(Utils.Common.FormatNameResolutionFailureMessage(client.Config, webException.Message), webException);
}
throw;
}
}