/// <summary>
/// Initializes a new instance of the <see cref="EventSourceSettings"/> class.
/// </summary>
/// <param name="name">The friendly event source name.</param>
/// <param name="eventSourceId">The event source id.</param>
/// <param name="level">The level.</param>
/// <param name="matchAnyKeyword">The match any keyword.</param>
/// <exception cref="ConfigurationException">A validation exception.</exception>
public EventSourceSettings(string name = null, Guid?eventSourceId = null, EventLevel level = EventLevel.LogAlways, EventKeywords matchAnyKeyword = Keywords.All)
{
// If no Id, Name should not be optional so we may derive an Id from it.
if (!eventSourceId.HasValue || eventSourceId == Guid.Empty)
{
if (string.IsNullOrWhiteSpace(name))
{
throw new ConfigurationException(Properties.Resources.MissingEventSourceNameAndId);
}
eventSourceId = TraceEventSession.GetEventSourceGuidFromName(name);
}
else if (!string.IsNullOrWhiteSpace(name))
{
// throw and both name & Id specified
throw new ConfigurationException(Properties.Resources.EventSourceAmbiguityError);
}
this.EventSourceId = eventSourceId.Value;
this.Name = name ?? eventSourceId.ToString(); // Set a not null value for later use
this.Level = level;
this.MatchAnyKeyword = matchAnyKeyword;
}