CONEXION A BASE DE DATOS 1

import javax.swing.*;
import java.sql.*;
public class conectar
{
    public static void main(String args[]) throws InstantiationException, IllegalAccessException
    {
        try
        {
            Class.forName("com.mysql.jdbc.Driver").newInstance();
          //DriverManager.registerDriver(new org.gjt.mm.mysql.Driver());
         Connection conectar=DriverManager.getConnection("jdbc:mysql://localhost/clientes","root","rorro");
         JOptionPane.showMessageDialog(null,"ESTAS CONECTADO");
         conectar.close();
        }
        catch(ClassNotFoundException e)
        {
            System.err.print(e);
           
        }
        catch(SQLException sq)
        {
            System.err.print(sq);
        }
    }
}