protected LoggerProvider(LoggerSettings settings)
{
if (settings == null)
{
throw new ArgumentNullException(nameof(settings));
}
settings.ChangeToken?.RegisterChangeCallback(OnConfigurationReload, null);
}
protected void ReloadLoggerOptions(LoggerSettings settings)
{
_includeScopes = settings.IncludeScopes;
foreach (var logger in Loggers)
{
logger.Filter = GetFilter(logger.Name, settings);
logger.IncludeScopes = _includeScopes;
logger.ApplySettings(settings);
}
}
private void OnConfigurationReload(object state)
{
LoggerSettings settings = null;
try {
// The settings object needs to change here, because the old one is probably holding on
// to an old change token.
settings = GetSettings(true);
} catch (Exception ex) {
//System.Console.WriteLine( $"Error while loading configuration changes.{Environment.NewLine}{ex}" );
} finally {
// The token will change each time it reloads, so we need to register again.
settings?.ChangeToken?.RegisterChangeCallback(OnConfigurationReload, null);
}
}
private Func <string, LogLevel, bool> GetFilter(string name, LoggerSettings settings)
{
if (_filter != null)
{
return(_filter);
}
if (settings != null)
{
if (settings.TryGetSwitch(name, out LogLevel level))
{
return(level.GetFilter());
}
return(settings.MinLevel.GetFilter());
}
return(LogLevelUtil.False);
}
protected internal virtual void ApplySettings(LoggerSettings options)
{
_formater = null;
}