authExceptions.add(r.getNumber());
String number = r.getNumber(); if (StringUtils.isNotEmpty(number)) { authExceptions.add(number); }
    public List generateAuthExceptions() {        List calls = getCalls();        List authExceptions = new ArrayList();        for (Iterator i = calls.iterator(); i.hasNext();) {            Ring r = (Ring) i.next();            authExceptions.add(r.getNumber());        }        return authExceptions;    }