private Task GetTask()
{
Session session = _action.Session;
try
{
return((Task)_action.DoWithSessionRetry(ref session, (Task.TaskGetRecordOp)Task.get_record, _action.RelatedTask.opaque_ref));
}
finally
{
_action.Session = session;
}
}
private void Poll()
{
Session session = _action.Session;
Task task;
try
{
task = (Task)_action.DoWithSessionRetry(ref session, (Task.TaskGetRecordOp)Task.get_record, _action.RelatedTask.opaque_ref);
}
catch (Failure exn)
{
if (exn.ErrorDescription.Count > 1 &&
exn.ErrorDescription[0] == Failure.HANDLE_INVALID &&
exn.ErrorDescription[1] == "task")
{
GotInvalidHandle();
return;
}
else
{
throw;
}
}
finally
{
_action.Session = session;
}
_action.Tick((int)(task.progress * _scale + _lo),
task.Description() == "" ? _action.Description : task.Description());
switch (task.status)
{
case task_status_type.failure:
if (task.error_info.Length > 1 &&
task.error_info[0] == Failure.HANDLE_INVALID &&
task.error_info[1] == "task")
{
GotInvalidHandle();
break;
}
else
{
log.WarnFormat("Task {0} failed: {1}", _action.RelatedTask.opaque_ref,
task.error_info.Length > 0 ? task.error_info[0] : "Unknown failure");
throw new Failure(new List <string>(task.error_info));
}
case task_status_type.success:
log.InfoFormat("Task {0} finished successfully", _action.RelatedTask.opaque_ref);
taskCompleted = true;
_action.Result = task.result;
// Work around CA-6597.
if (_action.Result != "")
{
Match m = Regex.Match(_action.Result, "<value>(.*)</value>");
if (m.Success)
{
_action.Result = m.Groups[1].Value;
}
}
break;
case task_status_type.cancelled:
log.InfoFormat("Task {0} was cancelled", _action.RelatedTask.opaque_ref);
throw new CancelledException();
case task_status_type.cancelling:
case task_status_type.pending:
break;
}
}