/** Get statistical connection variable value. */ private static String getStatisticalConnectionVariableValue( FtpIoSession session, FtpServerContext context, String varName) { String varVal = null; FtpStatistics stat = context.getFtpStatistics(); // total connection number if (varName.equals(STAT_CON_TOTAL)) { varVal = String.valueOf(stat.getTotalConnectionNumber()); } // current connection number else if (varName.equals(STAT_CON_CURR)) { varVal = String.valueOf(stat.getCurrentConnectionNumber()); } return varVal; }