/**
  * prints session- and thread-stats for mrtg-tool
  * doesn't check username or password, so that we don't have
  * to write them cleartext in a mrtg-configfile but checks the
  * remote address.
  */

if ( checkAddress()==false )
   return;

if ( this.isActive()==false )	{
	res.write ( "0\n0\n0\n0\n");
	return;
}

if (req.data.action=="sessions")	{

	res.write (this.sessions.size());
	res.write ("\n0\n0\n0\n");

} else if (req.data.action=="threads")	{

	res.write (this.countActiveEvaluators () + "\n");
	res.write (this.countEvaluators () + "\n");
	res.write ("0\n0\n");

} else if (req.data.action=="cache") {
   
   res.write (this.getCacheUsage () + "\n");
   res.write (this.getProperty ("cachesize", "1000") + "\n");
	res.write ("0\n0\n");

} else if (req.data.action=="requests") {
   
//   res.write (

} else {
   res.write ( "0\n0\n0\n0\n");
}