timer = new Timer();
    public Transactor(Runnable runnable, ThreadGroup group, NodeManager nmgr) {        super(group, runnable, group.getName());        this.nmgr = nmgr;        nodes = new HashMap();        nodesArray = new ArrayList();        cleannodes = new HashMap();        sqlCon = new HashMap();        active = false;        killed = false;        timer = new Timer();    }