/// <summary>
/// Unsubscribe from receiving notification when the transaction ends.
/// </summary>
/// <param name="subscriber">
/// The subscriber not to be notified when the transaction ends.
/// </param>
/// <returns>
/// <see langword="true"/> the subscriber was successfully unsubscribed
/// <see langword="false"/> the subscriber was not subscribed
/// </returns>
/// <remarks>
/// The subscription is OK to handle large number of subscribers.
/// </remarks>
public bool Unsubscribe(ITransactionNotification subscriber)
{
lock (_watchers)
{
return(_watchers.Remove(subscriber));
}
}
private void NotifyCompletion(ITransactionNotification subscriber, bool completed)
{
try
{
subscriber.TransactionCompleted(this, completed);
}
catch (TransactionNotificationException e)
{
_log.ErrorFormat("Prepare notification failed: {0}", e);
}
}
/// <summary>
/// Subscribe to receive notification when the transaction ends.
/// </summary>
/// <param name="subscriber">
/// The subscriber to be notified when the transaction ends.
/// </param>
/// <remarks>
/// The subscription is OK to handle large number of subscribers.
/// </remarks>
public void Subscribe(ITransactionNotification subscriber)
{
Check.DoRequireArgumentNotNull(subscriber, "subscriber");
Check.DoCheckOperationValid(IsActive, "Transaction is not active");
EnsureSubscribedToMaster();
lock (_watchers)
{
if (!_watchers.Contains(subscriber))
{
_watchers.Add(subscriber);
}
}
}
/// <summary>
/// Subscribe for notification about the completion of the ambient Storage transaction.
/// </summary>
/// <param name="subscriber">
/// The subscriber to notify.
/// </param>
public void SubscribeForAmbientTransactionCompletion(ITransactionNotification subscriber)
{
KtmTransaction.Current.Subscribe(subscriber);
}
/// <summary>
/// Create new instance
/// </summary>
/// <param name="repository">
/// The repository transactions will operate in.
/// </param>
/// <param name="notificationSubscriber">
/// Optional external subscriber.
/// </param>
public LongSlaveTransactionManager(IRepository repository, ITransactionNotification notificationSubscriber)
{
Repository = repository;
_fileSystemProvider = Repository.ObjectFactory.FileSystemProvider;
_subscriber = notificationSubscriber;
}
