Jdbc

package br.com.jdbc;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;

import javax.swing.JOptionPane;

public class JDBCExemplo {

	/**
	 * @param args
	 */
	public static void main(String[] args) 
	{
		try
		{
			Class.forName("com.mysql.jdbc.Driver");
			Connection con =DriverManager.getConnection("jdbc:mysql://localhost/teste","root","");
			
			JOptionPane.showMessageDialog(null,"Banco conectado","Atenção",JOptionPane.WARNING_MESSAGE);
		}
		catch(Exception e)
		{
			e.printStackTrace();
		}

	}

}