private async Task <RoutineRecord> TryLoadRoutineRecordAsync(CancellationToken ct)
{
if (_routineRecord == null)
{
var serviceId = await GetServiceIdAsync(ct);
var routineDescriptor = await GetRoutineDescriptorAsync(ct);
try
{
_routineRecord = await _routinesTable.TryRetrieveAsync <RoutineRecord>(
serviceId.ServiceName, routineDescriptor.RoutineId,
RoutineRecordPropertiesToRequest, ct);
}
catch (TableDoesNotExistException)
{
}
if (_routineRecord != null)
{
routineDescriptor.ETag = _routineRecord.ETag;
}
}
return(_routineRecord);
}
public async Task <ActiveRoutineInfo> PollRoutineResultAsync(
ActiveRoutineInfo info, CancellationToken ct)
{
RoutineRecord routineRecord;
try
{
routineRecord = await _routinesTable.TryRetrieveAsync <RoutineRecord>(
_serviceId.ServiceName, info.RoutineId, RoutineRecordPropertiesForPolling, ct);
}
catch (TableDoesNotExistException)
{
routineRecord = null;
}
if (routineRecord != null)
{
TaskResult routineResult = null;
if (routineRecord.Status == (int)RoutineStatus.Complete &&
!string.IsNullOrEmpty(routineRecord.Result))
{
routineResult = _serializer.Deserialize <TaskResult>(routineRecord.Result);
}
info = new ActiveRoutineInfo
{
ETag = routineRecord.ETag,
RoutineId = info.RoutineId,
Result = routineResult
};
}
return(info);
}
