/// <summary>
/// Add data to the current correlation
/// </summary>
/// <remarks>If there is no current correlation, starts a new correlation</remarks>
/// <param name="key">key (name) of the correlation</param>
/// <param name="value">value of the added correlation data</param>
public void CorrelationAdd(string key, string value)
{
Code.ExpectsNotNullOrWhiteSpaceArgument(key, nameof(key), TaggingUtilities.ReserveTag(0x2381771e /* tag_96x24 */));
Code.ExpectsNotNullOrWhiteSpaceArgument(value, nameof(value), TaggingUtilities.ReserveTag(0x2381771f /* tag_96x25 */));
CorrelationData data = CurrentCorrelation;
if (data == null)
{
CorrelationStart(null);
data = CurrentCorrelation;
}
if (data != null)
{
string oldData = data.Data(key);
CorrelationHandler.CorrelationAdd(key, value, data);
EventHandler <CorrelationEventArgs> correlationDataAdded = CorrelationDataAdded;
if (correlationDataAdded != null)
{
correlationDataAdded(this, new CorrelationEventArgs(data, key, oldData));
}
}
}
/// <summary>
/// Clone the correlation
/// </summary>
/// <param name="existingCorrelation">existing correlation</param>
/// <returns>cloned correlation, null if existing correlation is null</returns>
/// <remarks>Added as a extension method instead of a method on the
/// object to allow for cloning of the data when it is null, i.e.
/// CorrelationData data = null; data.Clone(); will not throw exception.</remarks>
public static CorrelationData Clone(this CorrelationData existingCorrelation)
{
if (existingCorrelation == null)
{
return(null);
}
CorrelationData newCorrelation = new CorrelationData(existingCorrelation.CachedUlsEventsReplayed);
newCorrelation.ShouldLogDirectly = existingCorrelation.ShouldLogDirectly;
newCorrelation.ShouldReplayUls = existingCorrelation.ShouldReplayUls;
newCorrelation.VisibleId = existingCorrelation.VisibleId;
newCorrelation.CallDepth = existingCorrelation.CallDepth;
newCorrelation.UserHash = existingCorrelation.UserHash;
newCorrelation.EventSequenceNumber = existingCorrelation.EventSequenceNumber;
newCorrelation.IsFallbackCall = existingCorrelation.IsFallbackCall;
newCorrelation.TransactionContextId = existingCorrelation.TransactionContextId;
newCorrelation.TransactionId = existingCorrelation.TransactionId;
newCorrelation.TransactionStep = existingCorrelation.TransactionStep;
if (existingCorrelation.HasData)
{
bool copiedSuccessfully = SpinWait.SpinUntil(() =>
{
bool success = false;
try
{
foreach (object key in existingCorrelation.Keys)
{
string keystring = (string)key;
newCorrelation.AddData(keystring, existingCorrelation.Data(keystring));
}
success = true;
}
catch (InvalidOperationException)
{
}
return(success);
}, 10);
if (!copiedSuccessfully)
{
// Add a marker to the correlation data indicating it is not complete
newCorrelation.AddData("Error", "Failed to clone correlation data.");
}
}
return(newCorrelation);
}
