public void setConnection(){
        String hostName = "tcp:hex.database.windows.net,1433";
        String dbName = "Hex";
        String user = "rootadmin";
        String password = "Mleko123";
        String url = String.format("jdbc:sqlserver://%s.database.windows.net:1433;database=%s;user=%s;password=%s;encrypt=true;hostNameInCertificate=*.database.windows.net;loginTimeout=30;", hostName, dbName, user, password);
        Connection connection = null;

        try {
            connection = DriverManager.getConnection(url);

        } catch (Exception e) {
            e.printStackTrace();
        }
    }