public void setCOS(Account acct, Cos cos) throws ServiceException { HashMap attrs = new HashMap();
public void setCOS(Account acct, Cos cos) throws ServiceException { HashMap<String, String> attrs = new HashMap<String, String>();
    public void setCOS(Account acct, Cos cos) throws ServiceException    {        HashMap attrs = new HashMap();        attrs.put(Provisioning.A_zimbraCOSId, cos.getId());        acct.modifyAttrs(attrs);    }