private void WriteFooter(TraceEventCache eventCache)
{
if (eventCache == null)
return;
_indentLevel++;
if (IsEnabled(TraceOptions.ProcessId))
WriteLine("ProcessId=" + eventCache.ProcessId);
if (IsEnabled(TraceOptions.ThreadId))
WriteLine("ThreadId=" + eventCache.ThreadId);
if (IsEnabled(TraceOptions.DateTime))
WriteLine("DateTime=" + eventCache.DateTime.ToString("o", CultureInfo.InvariantCulture));
if (IsEnabled(TraceOptions.Timestamp))
WriteLine("Timestamp=" + eventCache.Timestamp);
_indentLevel--;
}