/**
* read (but NOT remove) the first entry in the loss list
* @return
*/
public ReceiverLossListEntry getFirstEntry()
{
ReceiverLossListEntry item = null;
backingList.TryDequeue(out item);
return(item);
}
public void Insert(ReceiverLossListEntry entry)
{
lock (backingList) {
if (!keys.ContainsKey(entry))
{
backingList.Enqueue(entry);
keys[entry] = null;
}
}
}
/**
* return all sequence numbers whose last feedback time is larger than k*RTT
*
* @param RTT - the current round trip time
* @param doFeedback - true if the k parameter should be increased and the time should
* be reset (using {@link ReceiverLossListEntry#feedback()} )
* @return
*/
public List <long> getFilteredSequenceNumbers(long RTT, bool doFeedback)
{
List <long> result = new List <long>();
ReceiverLossListEntry[] sorted = new ReceiverLossListEntry[backingList.Count];
backingList.CopyTo(sorted, 0);
Array.Sort(sorted);
foreach (ReceiverLossListEntry e in sorted)
{
if ((Util.getCurrentTime() - e.getLastFeedbackTime()) > e.getK() * RTT)
{
result.Add(e.GetSequenceNumber());
if (doFeedback)
{
e.Feedback();
}
}
}
return(result);
}
public bool Contains(ReceiverLossListEntry obj)
{
// return backingList.contains(obj);
return(keys.ContainsKey(obj));
}