private void AddToHoldQueue(string id, int nr, string req, List <string> tuple)
{
/*Object[] queue = new Object[5];
* //Action a;
* queue[0] = req;
* queue[1] = nr;
* queue[2] = id;
* queue[3] = false;
* queue[4] = tuple; */
XlObj queue = new XlObj(req, nr, id, false, tuple);
CheckPosition(nr, queue);
}
public List <string> XlConfirmation(string id, int nr)
{
if (a != nr)
{
a = Math.Max(nr, a);
}
CheckChange(id, nr);
while (true)
{
if (((XlObj)holdBackQueue[0]).Agreed && nr == ((XlObj)holdBackQueue[0]).Nr)
{
deliverQueue.Enqueue(holdBackQueue[0]);
holdBackQueue.Remove(holdBackQueue[0]);
break;
}
}
List <string> result = null;
XlObj aux1 = (XlObj)deliverQueue.Peek();
while (!id.Equals(aux1.Id) || nr != aux1.Nr)
{
aux1 = (XlObj)deliverQueue.Peek();
}
List <string> aux;
if ((((XlObj)deliverQueue.Peek()).Req).Equals("Add"))
{
aux = ((XlObj)deliverQueue.Dequeue()).Tuple;
Add(aux);
}
else if ((((XlObj)deliverQueue.Peek()).Req).Equals("Read"))
{
aux = ((XlObj)deliverQueue.Dequeue()).Tuple;
result = Read(aux);
}
else if ((((XlObj)deliverQueue.Peek()).Req).Equals("Take"))
{
aux = ((XlObj)deliverQueue.Dequeue()).Tuple;
result = Take(aux);
}
return(result);
}
private void CheckPosition(int nr, XlObj queue)
{
int aux = 0;
foreach (XlObj obj in holdBackQueue)
{
if (obj.Nr < nr)
{
holdBackQueue.Insert(aux, queue);
break;
}
else if (obj.Nr == nr)
{
if (String.CompareOrdinal(obj.Id, queue.Id) > 0) //compares id for tiebreaker
{
holdBackQueue.Insert(aux, queue);
break;
}
}
aux++;
}/*
* int i = 0;
* for(i = 0; i < holdBackQueue.Count; i++)
* {
* if ((int)holdBackQueue[i][1] < nr)
* {
* holdBackQueue.Insert(i, queue);
* break;
* }
* else if ((int)holdBackQueue[i][1] == nr)
* {
* if (String.CompareOrdinal((string)holdBackQueue[0][2], (string)queue[2]) > 0) //compares id for tiebreaker
* {
* holdBackQueue.Insert(i, queue);
* break;
* }
* }
* //aux++;
* }*/
if (aux == holdBackQueue.Count)
{
holdBackQueue.Add(queue);
}
}
private void CheckChange(string id, int nr)
{
XlObj aux = null;
foreach (XlObj obj in holdBackQueue)
{
if (obj.Id.Equals(id))
{
obj.Agreed = true;
if (obj.Nr != nr)
{
aux = obj;
holdBackQueue.Remove(obj);
}
break;
}
}
/*
* for(int i = 0; i < holdBackQueue.Count; i++)
* {
* if (((string)holdBackQueue[i][2]).Equals(id))
* {
* holdBackQueue[i][3] = true;
* if ((int)holdBackQueue[i][1] != nr)
* {
* aux = holdBackQueue[i];
* holdBackQueue.Remove(holdBackQueue[i]);
* }
* break;
* }
* }*/
if (aux != null)
{
CheckPosition(nr, aux);
}
}
