private async Task RunTransactionAsync(Func <CancellationToken, Task> txnFunc, IClientSessionHandle session, IClientSessionHandle parentSession = default(IClientSessionHandle), Action <Behavior> transactionBehaviorAction = default(Action <Behavior>), CancellationToken cancellationToken = default(CancellationToken))
{
try
{
var transactionBehavior = new Behavior();
transactionBehaviorAction?.Invoke(transactionBehavior);
transactionBehavior = transactionBehaviorAction == null ? this.configurationSource.Model.TransactionBehavior : default(Behavior);
if (parentSession != null)
{
session.AdvanceClusterTime(parentSession.ClusterTime);
session.AdvanceOperationTime(parentSession.OperationTime);
}
session.StartTransaction(transactionBehavior.ToTransactionOptions());
#if NETFULL
await txnFunc(cancellationToken).ConfigureAwait(false);
await commitRetryPolicy.ExecuteAsync((cToken) => CommitAsync(session, cToken), cancellationToken).ConfigureAwait(false);
#else
await txnFunc(cancellationToken);
await commitRetryPolicy.ExecuteAsync((cToken) => CommitAsync(session, cToken), cancellationToken);
#endif
}
catch (Exception)
{
#if NETFULL
await session.AbortTransactionAsync(cancellationToken).ConfigureAwait(false);
#else
await session.AbortTransactionAsync(cancellationToken);
#endif
throw;
}
}
public void AdvanceOperationTime(BsonTimestamp newOperationTime)
{
_sessionHandle.AdvanceOperationTime(newOperationTime);
}