package br.com.utd.jdbc;
import java.sql.DriverManager;
import java.sql.SQLException;
import javax.swing.JOptionPane;
import com.mysql.jdbc.Connection;

public class Conexao {
    private final static String URL = "jdbc:mysql://127.0.0.1:3306/livraria";
    private final static String USUARIO = "root";
    private final static String SENHA = "**********";

    public static Connection factoryConexao(){
        Connection conexao = null;
        try{
            conexao = DriverManager.getConnection(URL, USUARIO, SENHA);
            return conexao;
        }catch(SQLException e1){
            JOptionPane.showMessageDialog(null,
                       "Falha na conexão com o banco de dados:"+e1);
            return conexao;
        }
    }

}

conexao = DriverManager.getConnection(URL, USUARIO, SENHA);