public static List <XDeath> GetDeathData(IDictionary <string, object> headers)
{
if (headers == null)
{
return(null);
}
if (!headers.ContainsKey("x-death"))
{
return(null);
}
var datas = headers["x-death"] as System.Collections.IEnumerable;
var list = new List <XDeath>();
if (datas != null)
{
foreach (IDictionary <string, object> data in datas)
{
var item = new XDeath
{
Count = (long)data["count"],
Exchange = Encoding.UTF8.GetString((byte[])data["exchange"]),
Queue = Encoding.UTF8.GetString((byte[])data["queue"]),
Reason = Encoding.UTF8.GetString((byte[])data["reason"]),
RoutingKeys = new List <string>(),
Time = (AmqpTimestamp)data["time"]
};
var routingKeys = data["routing-keys"] as System.Collections.IEnumerable;
foreach (byte[] key in routingKeys)
{
string keyValue;
if (key?.Length > 0)
{
keyValue = Encoding.UTF8.GetString(key);
}
else
{
keyValue = string.Empty;
}
item.RoutingKeys.Add(keyValue);
}
list.Add(item);
}
}
return(list);
}
public static long?GetDeathCount(BasicGetResult message, string queueName)
{
if (string.IsNullOrEmpty(queueName))
{
throw new ArgumentNullException(nameof(queueName));
}
var messageDeathDatas = XDeath.GetDeathData(message.BasicProperties?.Headers);
var item = messageDeathDatas.Where(m => m.Queue == queueName).FirstOrDefault();
if (item != null)
{
return(item.Count);
}
else
{
return(null);
}
}