public OrderedMessage GetMessage(int num)
{
if (!queue.TryGetValue(num, out var message))
{
lock (queue)
{
if (!queue.TryGetValue(num, out message))
{
message = new OrderedMessage(num);
queue.AddOrUpdate(num, message, (a, b) => message);
}
}
}
return(message);
}
public void RemoveMessage(OrderedMessage msg)
{
queue.TryRemove(msg.Number, out var orderedMessage);
}
