VolatileEnlistmentSPC.cs

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using System.Threading;
 
namespace System.Transactions;
 
internal sealed class VolatileEnlistmentSPC : VolatileEnlistmentState
{
    internal override void EnterState(InternalEnlistment enlistment)
    {
        bool flag = false;
        enlistment.State = this;
        TransactionsEtwProvider log = TransactionsEtwProvider.Log;
        if (log.IsEnabled())
        {
            log.EnlistmentStatus(enlistment, NotificationCall.SinglePhaseCommit);
        }
        Monitor.Exit(enlistment.Transaction);
        try
        {
            enlistment.SinglePhaseNotification.SinglePhaseCommit(enlistment.SinglePhaseEnlistment);
            flag = true;
        }
        finally
        {
            if (!flag)
            {
                enlistment.SinglePhaseEnlistment.InDoubt();
            }
            Monitor.Enter(enlistment.Transaction);
        }
    }
 
    internal override void EnlistmentDone(InternalEnlistment enlistment)
    {
        VolatileEnlistmentState.VolatileEnlistmentEnded.EnterState(enlistment);
        enlistment.Transaction.State.ChangeStateTransactionCommitted(enlistment.Transaction);
    }
 
    internal override void Committed(InternalEnlistment enlistment)
    {
        VolatileEnlistmentState.VolatileEnlistmentEnded.EnterState(enlistment);
        enlistment.Transaction.State.ChangeStateTransactionCommitted(enlistment.Transaction);
    }
 
    internal override void Aborted(InternalEnlistment enlistment, Exception e)
    {
        VolatileEnlistmentState.VolatileEnlistmentEnded.EnterState(enlistment);
        enlistment.Transaction.State.ChangeStateTransactionAborted(enlistment.Transaction, e);
    }
 
    internal override void InDoubt(InternalEnlistment enlistment, Exception e)
    {
        VolatileEnlistmentState.VolatileEnlistmentEnded.EnterState(enlistment);
        if (enlistment.Transaction._innerException == null)
        {
            enlistment.Transaction._innerException = e;
        }
        enlistment.Transaction.State.InDoubtFromEnlistment(enlistment.Transaction);
    }
}