Limiting user sessions

select count(recid) from sysClientSessions
where sysClientSessions.userId == curuserid() &&
sysClientSessions.Status == 1 &&
sysClientSessions.clientType == 0;

if(sysClientSessions.RecId > UserSessionLimits::getMaxSessions(curUserid()))
{
box::stop(strfmt("You have exceeded your session limit of %1, the application will now close",
UserSessionLimits::GetMaxSessions(curUserid())));
appl.globalcache().set(classstr(info),identifierStr(AutoLogoff), true);
this.shutDown(true);
}