/// <summary>
/// Clear the saga timeout associated with the specified <paramref name="sagaReference"/> (thread-safe).
/// </summary>
/// <param name="sagaReference">The saga reference to clear a scheduled timeout.</param>
public void ClearTimeout(SagaReference sagaReference)
{
Log.Trace("Clearing saga timeout for {0}", sagaReference);
lock (syncLock)
{
ClearTimeoutInternal(sagaReference);
}
Log.Trace("Saga timeout cleared for {0}", sagaReference);
}
/// <summary>
/// Removes all saga timeouts associated with the specified <paramref name="sagaReference"/>.
/// </summary>
/// <param name="sagaReference">The saga reference for which all saga timeouts are to be removed.</param>
public Boolean Remove(SagaReference sagaReference)
{
List <SagaTimeoutNode> sagaTimeouts;
if (!scheduledSagaTimeouts.TryGetValue(sagaReference, out sagaTimeouts))
{
return(false);
}
scheduledSagaTimeouts.Remove(sagaReference);
foreach (var sagaTimeout in sagaTimeouts)
{
sortedSagaTimeouts.Remove(sagaTimeout);
}
return(sagaTimeouts.Count > 0);
}
/// <summary>
/// Adds a <see cref="SagaTimeout"/> to the sorted collection.
/// </summary>
/// <param name="sagaTimeout"></param>
public void Add(SagaTimeout sagaTimeout)
{
SagaTimeoutNode node = sortedSagaTimeouts.First;
SagaReference sagaReference = sagaTimeout;
List <SagaTimeoutNode> timeouts;
if (!scheduledSagaTimeouts.TryGetValue(sagaReference, out timeouts))
{
scheduledSagaTimeouts[sagaReference] = timeouts = new List <SagaTimeoutNode>();
}
while (node != null && node.Value.Timeout <= sagaTimeout.Timeout)
{
node = node.Next;
}
timeouts.Add(node == null ? sortedSagaTimeouts.AddLast(sagaTimeout) : sortedSagaTimeouts.AddBefore(node, sagaTimeout));
}
private Boolean Remove(SagaTimeout sagaTimeout, Boolean removeAll)
{
Boolean result = false;
List <SagaTimeoutNode> sagaTimeouts;
SagaReference sagaReference = sagaTimeout;
if (!scheduledSagaTimeouts.TryGetValue(sagaReference, out sagaTimeouts))
{
return(false);
}
for (var i = sagaTimeouts.Count - 1; i >= 0; i--)
{
var node = sagaTimeouts[i];
if (!sagaTimeout.Equals(node.Value))
{
continue;
}
sortedSagaTimeouts.Remove(node);
sagaTimeouts.RemoveAt(i);
result = true;
if (!removeAll)
{
break;
}
}
if (sagaTimeouts.Count == 0)
{
scheduledSagaTimeouts.Remove(sagaReference);
}
return(result);
}
/// <summary>
/// Determines whether a <see cref="SagaReference"/> has one or more saga timeouts in the <see cref="SagaTimeoutCollection"/>.
/// </summary>
/// <param name="sagaReference">The <see cref="SagaReference"/> to locate in the <see cref="SagaTimeoutCollection"/>.</param>
public Boolean Contains(SagaReference sagaReference)
{
return(scheduledSagaTimeouts.ContainsKey(sagaReference));
}
/// <summary>
/// Initializes a new instance of <see cref="SagaLock"/>.
/// </summary>
/// <param name="sagaReference">The saga reference associated with this saga lock instance.</param>
public SagaLock(SagaReference sagaReference)
{
this.sagaReference = sagaReference;
}
/// <summary>
/// Clear the saga timeout associated with the specified <paramref name="sagaReference"/>.
/// </summary>
/// <param name="sagaReference">The saga reference to clear a scheduled timeout.</param>
private void ClearTimeoutInternal(SagaReference sagaReference)
{
sagaTimeouts.Remove(sagaReference);
}
