static private void HandleTransferException(Exception e, ProgressRecord record, TaskOutputStream outputStream)
 {
     if (record != null)
     {
         record.StatusDescription = string.Format(CultureInfo.CurrentCulture, Resources.TransmitFailed, e.Message);
         outputStream.WriteProgress(record);
     }
 }
        static public async Task DoTransfer(Func<Task> doTransfer, ProgressRecord record, TaskOutputStream outputStream)
        {
            try
            {
                await doTransfer();

                if (record != null)
                {
                    record.PercentComplete = 100;
                    record.StatusDescription = Resources.TransmitSuccessfully;
                    outputStream.WriteProgress(record);
                }
            }
            catch (OperationCanceledException)
            {
                if (record != null)
                {
                    record.StatusDescription = Resources.TransmitCancelled;
                    outputStream.WriteProgress(record);
                }
            }
            catch (TransferException e)
            {
                // DMLib wrappers StorageException in its InnerException but didn't expose any detailed error messages, 
                // here throw its inner exception out to show more readable error messages.
                StorageException se = e.InnerException as StorageException;

                if (null != se)
                {
                    HandleTransferException(se, record, outputStream);
                    throw se;
                }
                else
                {
                    HandleTransferException(e, record, outputStream);
                    throw;
                }
            }
            catch (Exception e)
            {
                HandleTransferException(e, record, outputStream);
                throw;
            }
        }
示例#3
0
        /// <summary>
        /// Init the multithread run time resource
        /// </summary>
        internal void InitMutltiThreadResources()
        {
            _taskScheduler = new LimitedConcurrencyTaskScheduler(GetCmdletConcurrency(), CmdletCancellationToken);
            OutputStream   = new TaskOutputStream(CmdletCancellationToken)
            {
                OutputWriter      = WriteObject,
                ErrorWriter       = WriteExceptionError,
                ProgressWriter    = WriteProgress,
                VerboseWriter     = WriteVerbose,
                DebugWriter       = WriteDebugWithTimestamp,
                ConfirmWriter     = ShouldProcess,
                TaskStatusQueryer = _taskScheduler.IsTaskCompleted
            };
            _taskScheduler.OnError += TaskErrorHandler;

            const int summaryRecordId = 0;
            var       summary         = String.Format(Resources.TransmitActiveSummary, _taskScheduler.TotalTaskCount,
                                                      _taskScheduler.FinishedTaskCount, _taskScheduler.FailedTaskCount, _taskScheduler.ActiveTaskCount);
            var activity = string.Format(Resources.TransmitActivity, MyInvocation.MyCommand);

            summaryRecord = new ProgressRecord(summaryRecordId, activity, summary);
            CmdletCancellationToken.Register(() => OutputStream.CancelConfirmRequest());
        }