private void RenderAppenderLogDatum(LogDatum logDatum, TextWriter writer)
{
if (!String.IsNullOrEmpty(logDatum.Message))
writer.Write(logDatum.Message + " ");
if (!String.IsNullOrEmpty(logDatum.GroupName))
writer.Write("Groupname: {0}, ", logDatum.GroupName);
if (!String.IsNullOrEmpty(logDatum.GroupName))
writer.Write("Streamname: {0}, ", logDatum.StreamName);
if (logDatum.Timestamp != null)
writer.Write("Timestamp: {0}, ", logDatum.Timestamp.Value.ToString(CultureInfo.CurrentCulture));
}