Exemplo n.º 1
0
 public DownloadTransferMsg(KfsDownloadThread downloadThread)
 {
     DownloadThread = downloadThread;
 }
Exemplo n.º 2
0
 public DownloadCancelMsg(KfsDownloadThread downloadThread, UInt64 orderID)
     : base(downloadThread)
 {
     OrderID = orderID;
 }
Exemplo n.º 3
0
        /// <summary>
        /// Start a new file transfer batch.
        /// </summary>
        public void StartBatch()
        {
            Debug.Assert(OrderTree.Count > 0);
            Debug.Assert(Status == DownloadManagerStatus.Idle);
            Debug.Assert(TransferThread == null);
            Debug.Assert(Ticket != null);

            try
            {
                // Build the tree.
                SortedDictionary<UInt64, KfsDownloadBatchFile> tree = new SortedDictionary<UInt64, KfsDownloadBatchFile>();

                foreach (KfsFileDownload f in OrderTree.Values)
                {
                    Debug.Assert(f.Status == FileTransferStatus.Queued);
                    f.Status = FileTransferStatus.Batched;
                    tree[f.OrderID] = new KfsDownloadBatchFile(f.OrderID,
                                                               f.Version,
                                                               VersionCachePath(f.Version));
                }

                // Start the transfer.
                TransferThread = new KfsDownloadThread(Share, Ticket, tree);
                TransferThread.Start();

                Status = DownloadManagerStatus.Batch;
                Ticket = null;
            }

            catch (Exception ex)
            {
                Share.FatalError(ex);
            }
        }
Exemplo n.º 4
0
        /// <summary>
        /// This method is called when a file download batch has been completed.
        /// 'successFlag' is true if the thread has been cancelled (this is not
        /// an error).
        /// </summary>
        public void OnBatchCompleted(bool successFlag, String reason)
        {
            // Join with the download batch thread.
            Debug.Assert(TransferThread != null);
            TransferThread = null;

            // The transfer batch failed.
            if (!successFlag)
            {
                // Cancel the download of all queued and batched files and do a
                // full run to clear the downloaded files.
                CancelOnError(reason);
                Share.Pipeline.Run("file download batch failed", true);
            }

            // The transfer batch succeeded.
            else
            {
                // If the transfers of some files were cancelled, then the download
                // thread may have bailed out early. Mark the non-cancelled batched
                // files as non-batched, otherwise cancel their transfers.
                SortedDictionary<ulong, KfsFileDownload> orderTreeCopy =
                    new SortedDictionary<ulong, KfsFileDownload>(OrderTree);

                foreach (KfsFileDownload f in orderTreeCopy.Values)
                {
                    if (f.Status == FileTransferStatus.Batched)
                    {
                        if (f.CancelFlag) OnFileDownloadCancelled(f.OrderID);
                        else f.Status = FileTransferStatus.Queued;
                    }
                }

                // Go idle and run the pipeline.
                GoIdle();
                Share.Pipeline.Run("file download batch finished", false);
            }
        }