[SOLVED] Libraries yang Tidak Muncul di Netbeans - Mata Kuliah : Desktop Programing

Hai saya Gatra Adi Wirya ; - Link drive ada di paling bawah ! ================================== Kodingan untuk class config.java : (kodingan ini sudah dimodifikasi, apabila kalian copy maka tidak perlu diubah seperti pada video) ------------------------------------------------------------------- import java.sql.Connection; import java.sql.DriverManager; import java.sql.SQLException; public class config { private static Connection mysqlconfig; public static Connection configDB()throws SQLException{ try { String url="jdbc:mysql://localhost:3306/aplikasi_pbo"; //url database String user="root"; //user database String pass=""; //password database DriverManager.registerDriver(new com.mysql.cj.jdbc.Driver()); mysqlconfig=DriverManager.getConnection(url, user, pass); } catch (Exception e) { System.err.println("koneksi gagal "+e.getMessage()); //perintah menampilkan error pada koneksi } return mysqlconfig; } } ------------------------------------------------------------------- ================================== Kodingan untuk button "save" Koding 1 : ------------------------------------------------------------------- import java.sql.Connection; import javax.swing.JOptionPane; import javax.swing.table.DefaultTableModel; ------------------------------------------------------------------- Koding 2 : ------------------------------------------------------------------- //insert try { String sql = "INSERT INTO mahasiswa VALUES ('"+txt_npm.getText()+"','"+txt_nama.getText()+"','"+txt_prodi.getSelectedItem()+"','"+txt_semester.getText()+"','"+txt_angkatan.getText()+"')"; java.sql.Connection conn=(Connection)config.configDB(); java.sql.PreparedStatement pst=conn.prepareStatement(sql); pst.execute(); JOptionPane.showMessageDialog(null, "Penyimpanan Data Berhasil"); } catch (Exception e) { JOptionPane.showMessageDialog(this, e.getMessage()); } // load_tabel(); // kosong(); //insert ------------------------------------------------------------------- ================================== Link Drive untuk konektor MySQL : https://drive.google.com/file/d/1BwUW3r-FXenyuulQg0nXG2wzzJ_G7FFd/view?usp=sharing ==================================