if (ResourceUtil.getResourceNoException("com/mysql/jdbc/Driver.class") != null) {
            list.add("mysql");
        }

        if (ResourceUtil.getResourceNoException("oracle/jdbc/driver/OracleDriver.class") != null) {
            list.add("oracle");
        }

        if (!list.isEmpty()) {
            final StringBuilder buf = new StringBuilder();
            for (final String value : list) {