/// <summary>
/// Receives tracking events.  Instance terminated events are written to the event log.
/// </summary>
protected override void Send(TrackingRecord record)
{
    WorkflowTrackingRecord instanceTrackingRecord = record as WorkflowTrackingRecord;

    if ((null == instanceTrackingRecord) || (TrackingWorkflowEvent.Terminated != instanceTrackingRecord.TrackingWorkflowEvent))
        return;

    // Create an EventLog instance and assign its source.
    EventLog log = new EventLog();
    log.Source = sourceValue;

    // Write an informational entry to the event log.  
    TrackingWorkflowTerminatedEventArgs terminatedEventArgs = instanceTrackingRecord.EventArgs as TrackingWorkflowTerminatedEventArgs;

    StringBuilder message = new StringBuilder(512);
    message.AppendLine(string.Format(System.Globalization.CultureInfo.InvariantCulture, "Workflow instance {0} has been terminated.", parametersValue.InstanceId.ToString()));
    message.AppendLine();

    if (null != terminatedEventArgs.Exception)
        message.AppendLine(terminatedEventArgs.Exception.ToString());

    log.WriteEntry(message.ToString(), EventLogEntryType.Warning);
}