error("Error getting hard token issuer aliases: ",e);
    public Collection getHardTokenIssuerAliases(Admin admin) {        debug(">getHardTokenIssuerAliases()");        ArrayList returnval = new ArrayList();        Collection result = null;        HardTokenIssuerDataLocal htih = null;        try {            result = hardtokenissuerhome.findAll();            if (result.size() > 0) {                Iterator i = result.iterator();                while (i.hasNext()) {                    htih = (HardTokenIssuerDataLocal) i.next();                    returnval.add(htih.getAlias());                }            }            Collections.sort(returnval);        } catch (Exception e) {        }        debug("<getHardTokenIssuerAliases()");        return returnval;    }