private LoadingServerListContext NewThread(Collection <IServerItem> dest, CancellationToken token, int blockCount,
int i)
{
var thread = new Thread(LoadingServerList)
{
Name = "UDP" + (i + 1),
IsBackground = true,
Priority = ThreadPriority.Lowest
};
var threadContext = new LoadingServerListContext
{
Dest = dest,
Ips = _serverIPListe.Skip(blockCount * i).Take(blockCount).ToArray(),
Token = token
};
UiTask.Run(ReloadThreads.Add, threadContext).Wait(0);
thread.Start(threadContext);
return(threadContext);
}
public void ReloadServerItems(IEnumerable <IPEndPoint> lastAddresses, CancellationToken cancellationToken)
{
var dest = ServerItems;
var recently = dest.Where(srv => srv.LastPlayed.HasValue).ToArray();
//.Select(srv => new System.Net.IPEndPoint(srv.Host, srv.Port))
try
{
UiTask.Run(() => dest.Clear(), cancellationToken).Wait(cancellationToken);
}
catch (OperationCanceledException)
{
Trace.WriteLine("Reloading canceled");
return;
}
RefreshServerInfoAsync(recently)
.ContinueWith(t =>
{
foreach (var recentlyItem in recently)
{
dest.Add(recentlyItem);
}
}, UiTask.UiTaskScheduler).Wait(cancellationToken);
_serverIPListe = _defaultServerRepository.GetServerList(OnServerGenerated);
if (lastAddresses.Count() > 0)
{
var last = _serverIPListe.Join(lastAddresses,
o => (object)o,
i => (object)i,
(o, i) => o,
_comp.Default).ToArray();
//die EndPoints aus dem Argument lastAddresses aus der Gesamtliste zunächst entfernen
_serverIPListe = _serverIPListe.Except(last).ToArray();
// die EndPoints aus dem Argument lastAddresses vorn einreihen
_serverIPListe = last.Union(_serverIPListe).ToArray();
}
if (recently.Length > 0)
{
var recentlyData = _serverIPListe.Join(recently,
o => (object)o,
i => i,
(o, i) => o,
_comp.Default).ToArray();
_serverIPListe = _serverIPListe.Except(recentlyData).ToArray();
}
if (cancellationToken.IsCancellationRequested)
{
return;
}
var token = cancellationToken;
var threadCount = Environment.ProcessorCount * 4;
var blockCount = Convert.ToInt32(Math.Floor(_serverIPListe.Length / (threadCount * 1d)));
if (_serverIPListe.Length == 0)
{
return;
}
var waitArray = new WaitHandle[threadCount + 1];
for (var i = 0; i < threadCount; i++)
{
LoadingServerListContext threadContext = NewThread(dest, token, blockCount, i);
waitArray[i] = threadContext.Reset;
}
// for the rest a single thread
{
var threadContext = NewThread(dest, token, blockCount, waitArray.Length - 1);
waitArray[waitArray.Length - 1] = threadContext.Reset;
}
WaitHandle.WaitAll(waitArray);
}