public async Task RollbackTransaction(long transactionId)
{
if (Logger.IsEnabled(LogLevel.Trace))
{
Logger.LogTrace("Start rollback transaction with id = {0},event counts = {1}, from version {2} to version {3}", GrainId.ToString(), WaitingForTransactionTransports.Count.ToString(), CurrentTransactionStartVersion.ToString(), Snapshot.Base.Version.ToString());
}
if (CurrentTransactionId == transactionId && CurrentTransactionStartVersion != -1 && Snapshot.Base.Version >= CurrentTransactionStartVersion)
{
try
{
if (BackupSnapshot.Base.Version == CurrentTransactionStartVersion - 1)
{
Snapshot = new Snapshot <PrimaryKey, StateType>(GrainId)
{
Base = BackupSnapshot.Base.Clone(),
State = BackupSnapshot.State.Clone()
};
}
else
{
if (BackupSnapshot.Base.Version >= CurrentTransactionStartVersion)
{
await EventStorage.DeleteAfter(Snapshot.Base.StateId, CurrentTransactionStartVersion, Snapshot.Base.LatestMinEventTimestamp);
}
await RecoverySnapshot();
}
WaitingForTransactionTransports.Clear();
RestoreTransactionTemporaryState();
TransactionSemaphore.Release();
if (Logger.IsEnabled(LogLevel.Trace))
{
Logger.LogTrace("Rollback transaction successfully with id = {0},state version = {1}", GrainId.ToString(), Snapshot.Base.Version.ToString());
}
}
catch (Exception ex)
{
Logger.LogCritical(ex, "Rollback transaction failed with Id = {1}", GrainId.ToString());
throw;
}
}
}
public async Task RollbackTransaction(long transactionId)
{
if (CurrentTransactionId == transactionId && CurrentTransactionStartVersion != -1 && Snapshot.Base.Version >= CurrentTransactionStartVersion)
{
try
{
if (BackupSnapshot.Base.Version == CurrentTransactionStartVersion - 1)
{
Snapshot = new Snapshot <PrimaryKey, StateType>(GrainId)
{
Base = BackupSnapshot.Base.Clone(),
State = BackupSnapshot.State.Clone()
};
}
else
{
if (BackupSnapshot.Base.Version >= CurrentTransactionStartVersion)
{
await EventStorage.DeleteAfter(Snapshot.Base.StateId, CurrentTransactionStartVersion, Snapshot.Base.LatestMinEventTimestamp);
}
await RecoverySnapshot();
}
WaitingForTransactionTransports.Clear();
RestoreTransactionTemporaryState();
TransactionSemaphore.Release();
if (Logger.IsEnabled(LogLevel.Trace))
{
Logger.LogTrace("Transaction rollbacked: {0}->{1}->{2}", GrainType.FullName, GrainId.ToString(), transactionId);
}
}
catch (Exception ex)
{
Logger.LogCritical(ex, "Transaction rollback failed: {0}->{1}->{2}", GrainType.FullName, GrainId.ToString(), transactionId);
throw;
}
}
}
