import java.sql.Connection;
import java.sql.DriverManager;
import javax.swing.JOptionPane;

public class Pasesdesalidas {

static Connection con = null;
static String driver ="net.ucanaccess.jdbc.UcanaccessDriver";
static String url = "jdbc:ucanaccess://C:\Users\INFORMÁTICA&SISTEMAS\Documents\DataBase\Pases de salida.accdb";

public static Connection obtenerConexion() {
    try {
        if(con==null) {
            Class.forName(driver);
            con= DriverManager.getConnection(url);
            JOptionPane.showMessageDialog(null,"Conexion correcta");
        }

    }catch(Exception ex) {
        ex.printStackTrace();
        con = null;
    }
    return con;
}
public static void main(String[]arg) {
    Connection cn = Pasesdesalidas.obtenerConexion();
}
}