public DoDownloadArg(OneSeriesDownloadInfo di, CommnonDoDownloadInfo commonInfo, Thread downloadThread)
{
DownloadInfo = di;
CommnonInfo = commonInfo;
DownloadThread = downloadThread;
}
void _worker_DoWork(object sender, DoWorkEventArgs e)
{
_worker.ReportProgress(0, "Connecting to server...");
_savedData.Clear();
_savedData.Capacity = Information.StartArgs.ItemsToDownload.Count;
var downloadList = Information.StartArgs.ItemsToDownload;
var indeces = Information.IndecesToDownload;
// max count of downloading threads
int maxThreadsToDownloadCount = 16;
if (Information.StartArgs.DownloadOptions.UseSingleThread)
{
maxThreadsToDownloadCount = 1;
}
var commonInfo = new CommnonDoDownloadInfo(new Downloader(Information.StartArgs.DownloadOptions)); // common info, shared through downloading threads
// Starting (if possible) maxThreadsToDownloadCount downloading threads
for (int i = 0, startedThreadsCount = 0; startedThreadsCount < maxThreadsToDownloadCount &&
i < indeces.Count; i++)
{
var thread = new Thread(DoDownload);
var dda = new DoDownloadArg(downloadList[indeces[i]], commonInfo, thread);
commonInfo.AddDonwloadingThread(thread);
commonInfo.LastDownloadingIndex++;
thread.Start(dda);
startedThreadsCount++;
}
// Starting save thread
var saveThread = new Thread(DoSave);
saveThread.Start(commonInfo);
// Blocking current thread until all the series will not saved, or downloading cancelled
commonInfo.SavingWaitingEvent = new ManualResetEvent(false);
commonInfo.SavingWaitingEvent.WaitOne();
if (_worker.CancellationPending)
{
e.Cancel = true;
}
// waiting all downloading threads
while (commonInfo.DownloadingThreadsCount > 0)
{
}
#region Final logging
var sb = new StringBuilder(Environment.NewLine);
sb.AppendLine("===============");
sb.AppendLine("Total:");
sb.AppendLine("ServiceURL SiteCode VariableCode StartDate EndDate DownloadTime Status ErrorMessage");
foreach (var ind in indeces)
{
var di = downloadList[ind];
sb.AppendFormat("{0} {1} {2} {3} {4} {5} {6} {7}" + Environment.NewLine, di.Wsdl, di.FullSiteCode, di.FullVariableCode, di.StartDate,
di.EndDate, di.DownloadTimeTaken, di.Status, di.ErrorMessage);
}
sb.AppendLine("===============");
DoLogInfo(sb.ToString());
#endregion
_worker.ReportProgress(100, e.Cancel? "Download cancelled." : "Download Complete.");
}
