JDBC測試資料庫連接配接

@RequestMapping("/test/dataSourceConnection")
public ToClientViewModel<String> testDataSourceConnection(@ModelAttribute FromClientViewModel fromModl){
    ToClientViewModel<String> testResult = new ToClientViewModel<>();
    @SuppressWarnings("unchecked")
    Map<String, Object> map = (Map<String, Object>) JSON
            .parse(Optional.ofNullable(fromModl).map(e -> fromModl.getData()).orElse(""));

    String dataBaseType = (String)map.get("dataBaseType");
    String ip = (String)map.get("ip");
    String port = (String)map.get("port");
    String dateBaseName = (String)map.get("dateBaseName");
    String userName = (String)map.get("userName");
    String password = (String)map.get("password");
    Connection conn = null;
    String dataSourceName = null;
    try {
        switch (dataBaseType){
            case "1":
                dataSourceName = "com.mysql.jdbc.Driver";
                dataBaseType = "mysql";
                break;
            case "2":
                dataSourceName = "oracle.jdbc.driver.OracleDriver";
                dataBaseType = "oracle";
                break;
            case "3":
                dataSourceName = "dm.jdbc.driver.DmDriver";
                dataBaseType = "dm";
                break;
            case "4":
                dataSourceName = "com.uxsino.uxdb.Driver";
                dataBaseType = "uxdb";
        }
        Class.forName(dataSourceName);
        //Class.forName("com.mysql.cj.jdbc.Driver");
        String url = "jdbc:"+dataBaseType+"://"+ip+":"+port+"/"+dateBaseName;
        conn= DriverManager.getConnection(url,userName,password);
        if (conn == null){
            testResult.setData("連接配接失敗");
            testResult.setStatus(-1);
            testResult.setMsg("連接配接失敗");
            return testResult;
        }else {
            try {
                conn.close();
            } catch (SQLException throwables) {
                throwables.printStackTrace();
            }
            testResult.setData("連接配接成功");
            testResult.setStatus(200);
            testResult.setMsg("連接配接成功");
            return testResult;
        }
    } catch (Exception e) {
        e.printStackTrace();
        testResult.setStatus(-1);
        testResult.setMsg("連接配接失敗");
        return testResult;
    }
}