private async Task StartTransactions(List <TimeSpan> startingTransactions, List <TaskCompletionSource <long> > startCompletions)
{
try
{
StartTransactionsResponse startResponse = await this.tmService.StartTransactions(startingTransactions);
List <long> startedIds = startResponse.TransactionId;
// reply to clients with results
for (int i = 0; i < startCompletions.Count; i++)
{
TransactionsStatisticsGroup.OnTransactionStarted();
startCompletions[i].SetResult(startedIds[i]);
}
// Refresh cached values using new values from TM.
this.ReadOnlyTransactionId = Math.Max(this.ReadOnlyTransactionId, startResponse.ReadOnlyTransactionId);
this.abortLowerBound = Math.Max(this.abortLowerBound, startResponse.AbortLowerBound);
logger.Verbose(ErrorCode.Transactions_ReceivedTMResponse, "{0} Transactions started. readOnlyTransactionId {1}, abortLowerBound {2}", startingTransactions.Count, ReadOnlyTransactionId, abortLowerBound);
}
catch (Exception e)
{
logger.Error(ErrorCode.Transactions_TMError, "Transaction manager failed to start transactions.", e);
foreach (var completion in startCompletions)
{
TransactionsStatisticsGroup.OnTransactionStartFailed();
completion.SetException(new OrleansStartTransactionFailedException(e));
}
}
startingTransactions.Clear();
startCompletions.Clear();
}
public Task <StartTransactionsResponse> StartTransactions(List <TimeSpan> timeouts)
{
var result = new StartTransactionsResponse {
TransactionId = new List <long>()
};
foreach (var timeout in timeouts)
{
result.TransactionId.Add(tm.StartTransaction(timeout));
}
result.ReadOnlyTransactionId = tm.GetReadOnlyTransactionId();
result.AbortLowerBound = result.ReadOnlyTransactionId;
return(Task.FromResult(result));
}