public Result execute(Command command) {

        LabelDTO labelDTO = (LabelDTO) command.getCommandSource();
        Account account;
        account = accountDAO.getAccountByname(labelDTO.getAccount());
        Set<Label> labels = account.getLabel();
        //labels = account.getLabel();
        for (Iterator<Label> it = labels.iterator(); it.hasNext();) {
            Label label = it.next();
            if (label.getName().equals(labelDTO.getName())) {
                labelDAO.deleteLabel(label);
            }
        }

        return result;
    }