public ConnectionTable1_4(int srv_port, long reaper_interval, long conn_expire_time) throws Exception { super(srv_port, reaper_interval, conn_expire_time);
public ConnectionTable1_4(int srv_port) throws Exception { super(srv_port);
    public ConnectionTable1_4(int srv_port, long reaper_interval,                              long conn_expire_time) throws Exception {        super(srv_port, reaper_interval, conn_expire_time);    }