Koneksi NetBean ke Data Base MySql (NetBean)

private void sambung_db(){
    try {
        String driver="com.mysql.jdbc.Driver";
            String konek="jdbc:mysql://localhost/db_produksi";
            String user="root";
            String password="";
            Class.forName(driver);
            conn=DriverManager.getConnection(konek,user,password);
    } catch (Exception e) {
    }
}