public async Task <ArraySegment <byte> > EnlistAsync(
Transaction transaction,
ServiceBusConnection serviceBusConnection)
{
if (transaction.IsolationLevel != IsolationLevel.Serializable)
{
throw new InvalidOperationException($"The only supported IsolationLevel is {nameof(IsolationLevel.Serializable)}");
}
string transactionId = transaction.TransactionInformation.LocalIdentifier;
bool fresh = false;
AmqpTransactionEnlistment transactionEnlistment = this.enlistmentMap.GetOrAdd(transactionId, txId =>
{
fresh = true;
return(new AmqpTransactionEnlistment(transaction, this, serviceBusConnection));
});
if (fresh && !transaction.EnlistPromotableSinglePhase(transactionEnlistment))
{
this.enlistmentMap.TryRemove(transactionId, out var _);
throw new InvalidOperationException("Local transactions are not supported with other resource managers/DTC.");
}
transactionEnlistment = await transactionEnlistment.GetOrCreateAsync(serviceBusConnection.OperationTimeout).ConfigureAwait(false);
return(transactionEnlistment.AmqpTransactionId);
}
internal bool EnlistPromotableSinglePhase(AmqpTransactionEnlistment transactionEnlistment)
{
return(true);
}
