/// <summary>
/// Asynchronously get queue attributes, counter and stats
/// </summary>
public async Task <QueueAttributes> GetQueueAttributesAsync(GetQueueAttributesOptions options)
{
Validate(options);
var key = $"{_options.Namespace}:{options.QueueName}";
var time = await GetServerTime();
var transaction = RedisClient.CreateTransaction();
var queueAttrTask = transaction.HashGetAllAsync($"{key}:Q");
var msgTask = transaction.SortedSetLengthAsync(key);
var hiddemMsgTask = transaction.SortedSetLengthByValueAsync(key, ((DateTimeOffset)time).ToUnixTimeMilliseconds(), "+inf");
if (await transaction.ExecuteAsync())
{
var queueAttr = await queueAttrTask;
var msg = await msgTask;
var hiddemMsg = await hiddemMsgTask;
if (queueAttr.Length == 0)
{
throw new QueueNotFoundException();
}
var props = Utils.ExtractPropsFromRedisHashEntries(queueAttr, new string[] { "vt", "delay", "maxsize", "totalrecv", "totalsent", "created", "modified" });
return(new QueueAttributes
{
VisibilityTimer = int.Parse(props["vt"]),
Delay = int.Parse(props["delay"]),
MaxSize = int.Parse(props["maxsize"]),
TotalReceived = int.Parse(props["totalrecv"] ?? "0"),
TotalSent = int.Parse(props["totalsent"] ?? "0"),
Created = DateTimeOffset.FromUnixTimeMilliseconds(long.Parse(props["created"])).UtcDateTime,
Modified = DateTimeOffset.FromUnixTimeMilliseconds(long.Parse(props["modified"])).UtcDateTime,
Messages = (int)msg,
HiddenMessages = (int)hiddemMsg
});
}
return(null);
}
/// <summary>
/// Synchronously get queue attributes, counter and stats
/// </summary>
public QueueAttributes GetQueueAttributes(GetQueueAttributesOptions options)
{
return(GetQueueAttributesAsync(options).ConfigureAwait(false).GetAwaiter().GetResult());
}
