public async Task <Task> Recovery(StreamMessage msg)
{
List <TopologyUnit> units = topology.GetAllTopologyUnits();
msg.barrierOrCommitInfo = new BarrierOrCommitMsgTrackingInfo(Guid.NewGuid(), units.Count);
msg.barrierOrCommitInfo.BatchID = msg.BatchID;
await batchTracker.TrackingRecoveryMessages(msg);
foreach (TopologyUnit unit in units)
{
if (unit.OperatorType == OperatorType.Source)
{
IStreamSource source = GrainFactory.GetGrain <IStreamSource>(unit.PrimaryKey);
source.Recovery(msg);
}
else if (unit.OperatorType == OperatorType.Stateful)
{
IStatefulOperator statefulOperator = GrainFactory.GetGrain <IStatefulOperator>(unit.PrimaryKey, Constants.Stateful_Operator_Prefix);
statefulOperator.Recovery(msg);
}
else if (unit.OperatorType == OperatorType.Stateless)
{
IStatelessOperator statelessOperator = GrainFactory.GetGrain <IStatelessOperator>(unit.PrimaryKey, Constants.Stateless_Operator_Prefix);
statelessOperator.Recovery(msg);
}
else
{
throw new ArgumentException("Recovery: The operator type is in valid!");
}
}
return(Task.CompletedTask);
}
