/// <summary>
/// Initial state. Before starting the actual recovery it must get a permit from the `RecoveryPermitter`.
/// When starting many persistent actors at the same time the journal and its data store is protected from
/// being overloaded by limiting number of recoveries that can be in progress at the same time.
/// When receiving `RecoveryPermitGranted` it switches to `recoveryStarted` state.
/// All incoming messages are stashed.
/// </summary>
private EventsourcedState WaitingRecoveryPermit(Recovery recovery)
{
return(new EventsourcedState("waiting for recovery permit", () => true, (receive, message) =>
{
if (message is RecoveryPermitGranted)
{
StartRecovery(recovery);
}
else
{
StashInternally(message);
}
}));
}
private void StartRecovery(Recovery recovery)
{
ChangeState(RecoveryStarted(recovery.ReplayMax));
LoadSnapshot(SnapshotterId, recovery.FromSnapshot, recovery.ToSequenceNr);
}