public String newUserDetails(UserDetails ud) {
    try {
      rs =
          stmt.executeQuery(
              "select Email from Customer_Information where Email = \""
                  + ud.getEmailAddress()
                  + "\";");
      while (rs.next()) {
        if (ud.getEmailAddress().equals(rs.getString("Email"))) ;
        {
          return "Username already exists";
        }
      }
      System.out.println(ud.getPassword());

      PreparedStatement preparedStatement =
          conn.prepareStatement(
              "Insert into Customer_Information (Email,Name,Password) values (?,?,?);");
      preparedStatement.setString(1, ud.getEmailAddress());
      preparedStatement.setString(2, ud.getName());
      preparedStatement.setString(3, ud.getPassword());
      preparedStatement.executeUpdate();

    } catch (SQLException e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
      return "Register unsuccessful";
    }

    return "Successfully Register";
  }