/// <summary>
/// Pulls a single item from the specified queue, or null if nothing was available.
/// After completing the message processing, you must call Complete().
/// </summary>
public static async Task <QueueMessageHandle <TMessage> > Pull <TMessage>(this IEventBusQueue queue, int timeoutSeconds = 10)
where TMessage : IEventBusMessage
{
var item = await queue.Pull(timeoutSeconds);
if (item == null)
{
return(null);
}
return(item.As <TMessage>());
}
/// <summary>
/// Pulls a single item from the specified queue, or null if nothing was available.
/// After completing the message processing, you must call Complete().
/// </summary>
public static async Task <QueueMessageHandle <TMessage> > Pull <TMessage>(this IEventBusQueue queue, int timeoutSeconds = 10)
where TMessage : IEventBusMessage
{
var item = await queue.Pull(timeoutSeconds);
if (item == null || item.RawMessage.IsEmpty())
{
return(null);
}
try
{
var message = JsonConvert.DeserializeObject <TMessage>(item.RawMessage);
return(new QueueMessageHandle <TMessage>(item.RawMessage, item.MessageId, message, () => item.Complete()));
}
catch (Exception ex)
{
throw new Exception("Failed to deserialize event message to " + typeof(TMessage).FullName + ":\r\n" + item.RawMessage, ex);
}
}