public Task Compute()
{
if (Simulated)
{
return(Task.Run(() =>
{
foreach (var bond in bonds)
{
bond.OnResultComputed(PriceLib.ComputePrice(bond), null);
computingTime += PriceLib.EstimedTime(bond);
}
}));
}
else
{
return(Task.Run(() =>
{
var watch = new Stopwatch();
watch.Start();
foreach (var bond in bonds)
{
Thread.Sleep(PriceLib.EstimedTime(bond) * 1000);
bond.OnResultComputed(PriceLib.ComputePrice(bond), null);
}
watch.Stop();
computingTime += (int)watch.ElapsedMilliseconds / 1000;
}));
}
}
public int EstimedTime(Bond bond)
{
if (GetAvailableNodeIndex(bond) != -1)
{
return(0);
}
return(PriceLib.EstimedTime(bond) + 8);
}
public int GetAvailableNodeIndex(Bond bond)
{
/* Check if we can add the bond to a node without increasing the computation time.
* Return the index of the node or -1 if we can't find one */
if (nodes.Count == 0)
{
return(-1);
}
var longestComputation = nodes.Max(node => node.EstimedTime(bond)) - PriceLib.EstimedTime(bond);
int index = 0;
foreach (var node in nodes)
{
if (node.EstimedTime(bond) <= longestComputation)
{
return(index);
}
index++;
}
return(-1);
}
public int EstimedTime(Bond bond)
{
return(bonds.Select(PriceLib.EstimedTime).Sum() + PriceLib.EstimedTime(bond));
}