/// <summary>
/// Acknowledges single message
/// </summary>
/// <param name="consumer">The consumer</param>
/// <param name="deliveryTag">The delivery tag</param>
/// <param name="cancellationToken">The cancellation token</param>
public static Task AckAsync <TPullResult>(
this IPullingConsumer <TPullResult> consumer,
ulong deliveryTag,
CancellationToken cancellationToken = default
) where TPullResult : IPullResult
{
Preconditions.CheckNotNull(consumer, "consumer");
return(consumer.AckAsync(deliveryTag, false, cancellationToken));
}
/// <summary>
/// Rejects all messages of the batch
/// </summary>
/// <param name="consumer">The consumer</param>
/// <param name="deliveryTag">The delivery tag of the batch</param>
/// <param name="requeue">True if all messages of batch should be returned to the queue</param>
/// <param name="cancellationToken">The cancellation token</param>
public static Task RejectBatchAsync <TPullResult>(
this IPullingConsumer <TPullResult> consumer,
ulong deliveryTag,
bool requeue = false,
CancellationToken cancellationToken = default
) where TPullResult : IPullResult
{
Preconditions.CheckNotNull(consumer, "consumer");
return(consumer.RejectAsync(deliveryTag, true, requeue, cancellationToken));
}
/// <summary>
/// Pulls a batch of messages
/// </summary>
/// <param name="consumer">The consumer</param>
/// <param name="batchSize">The size of batch</param>
/// <param name="cancellationToken">The cancellation token</param>
/// <returns>Batch of messages</returns>
public static async Task <PullBatchResult <TPullResult> > PullBatchAsync <TPullResult>(
this IPullingConsumer <TPullResult> consumer, int batchSize, CancellationToken cancellationToken = default
) where TPullResult : IPullResult
{
Preconditions.CheckNotNull(consumer, "consumer");
var messages = new List <TPullResult>(batchSize);
for (var i = 0; i < batchSize; ++i)
{
var pullResult = await consumer.PullAsync(cancellationToken).ConfigureAwait(false);
if (!pullResult.IsAvailable)
{
break;
}
messages.Add(pullResult);
}
return(new PullBatchResult <TPullResult>(messages));
}
