Cara menggunakan mysql netbeans


/*
 * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
 * Click nbfs://nbhost/SystemFileSystem/Templates/GUIForms/JFrame.java to edit this template
 */
package Penjualan;
import java.awt.event.KeyEvent;
import javax.swing.JOptionPane;
import java.sql.*;
import javax.swing.JTable;
/**
 *
 * @author Inzaghi Posuma
 */
public class FormBarang extends javax.swing.JFrame {
String user = "root";
String pwd = "";
String url = "jdbc:mysql://localhost/penjualan";
Boolean isi = true;
/**
     * Creates new form FormBarang
     */
public FormBarang() {
initComponents();
setLocationRelativeTo(null);
 }
void aktif(){
txtnama.setEnabled(true);
txtharga.setEnabled(true);
txtstok.setEnabled(true);
 }
void nonaktif(){
txtkode.setEnabled(false);
txtnama.setEnabled(false);
txtharga.setEnabled(false);
txtstok.setEnabled(false);
btnkeluar.setEnabled(true);
btntambah.setEnabled(true);
btnsimpan.setEnabled(false);
btnhapus.setEnabled(false);
btnrubah.setEnabled(false);
btnbatal.setEnabled(true);
 }
void bersih(){
txtkode.setText("");
txtnama.setText("");
txtharga.setText("");
txtstok.setText("");
 }
void otomatis(){
try{
Connection conn = DriverManager.getConnection(url,user,pwd);
Statement st = (Statement) conn.createStatement(ResultSet.TYPE_SCROLL_INSENSITIVE,ResultSet.CONCUR_UPDATABLE);
String sql = "Select right (kd_brg,3)+1 from barang";
ResultSet rs = st.executeQuery(sql);
if(rs.next()){
rs.last();
String kode = rs.getString(1);
while(kode.length()<3){
kode = "0" + kode;
txtkode.setText("BR"+kode);
 }
 }else{
txtkode.setText("BR001");
 }
 } catch (SQLException e){
System.out.println("Koneksi gagal otomatis"+e.toString());
 }
 }
void cari(){
try{
Connection conn = DriverManager.getConnection(url,user,pwd);
Statement st = (Statement) conn.createStatement();
ResultSet rs = st.executeQuery("Select * from barang where kd_brg='"+txtcari.getText()+"'");
if (rs.next()) {
txtkode.setText(rs.getString("kd_brg"));
txtnama.setText(rs.getString("nm_brg"));
txtharga.setText(rs.getString("harga"));
txtstok.setText(rs.getString("stok"));
 }
else
JOptionPane.showMessageDialog(this,"Data tidak ditemukan","info",JOptionPane.INFORMATION_MESSAGE);
txtcari.setText("");
 }
catch (SQLException e){
System.out.println("Koneksi gagal cari"+e.toString());
 }
 }
void simpan(){
try {
Connection conn = DriverManager.getConnection(url,user,pwd);
Statement st = (Statement) conn.createStatement();
String sql = "insert into barang values('"+txtkode.getText()+"','"+
txtnama.getText()+"','"+txtharga.getText()+"','"+txtstok.getText()+"')";
st.executeUpdate(sql);
JOptionPane.showMessageDialog(this,"Data berhasil disimpan"
,"info",JOptionPane.INFORMATION_MESSAGE);
 }
catch(SQLException e){
System.out.println("Koneksi gagal simpan"+e.toString());
 }
formWindowActivated(null);
 }
void hapus(){
try {
Connection conn = DriverManager.getConnection(url,user,pwd);
Statement st = (Statement) conn.createStatement();
String sql = "delete from barang where kd_brg ='"+txtkode.getText()+"'";
st.executeUpdate(sql);
JOptionPane.showMessageDialog(this,"Data berhasil dihapus","info",JOptionPane.INFORMATION_MESSAGE);
 }



catch(SQLException e){
System.out.println("Koneksi gagal hapus"+e.toString());
 }
formWindowActivated(null);
 }
void update(){
try {
Connection conn = DriverManager.getConnection(url,user,pwd);
Statement st = (Statement) conn.createStatement();
String sql = "update barang set nm_brg ='"+txtnama.getText()+
"', harga='"+txtharga.getText()+"',stok='"+txtstok.getText()+"'"+"where kd_brg='"+txtkode.getText()+"'";
st.executeUpdate(sql);
JOptionPane.showMessageDialog(this,"Data berhasil diupdate"
,"info",JOptionPane.INFORMATION_MESSAGE);
 }
catch(SQLException e){
System.out.println("Koneksi gagal"+e.toString());
 }
formWindowActivated(null);
 }
private Object [][] getData() {
Object [][] data = null;
try {
Connection conn = DriverManager.getConnection(url,user,pwd);
Statement st = (Statement) conn.createStatement(ResultSet.TYPE_SCROLL_INSENSITIVE,ResultSet.CONCUR_UPDATABLE);
ResultSet rs = st.executeQuery("Select * from barang");
rs.last();
int rowCount = rs.getRow();
rs.beforeFirst();
data = new Object[rowCount] [4];
int no = -1;
while (rs.next()){
no = no+1;
data[no] [0] = rs.getString("kd_brg");
data[no] [1] = rs.getString("nm_brg");
data[no] [2] = rs.getString("harga");
data[no] [3] = rs.getString("stok");
 }
 }
catch(SQLException e){
System.out.println("Koneksi gagal tampil"+e.toString());
 }
return data;
 }
void tampil() {
String[] columnNames = {"Kode Barang", "Nama Barang", "Harga", "Stok"};
JTable table = new JTable(getData(), columnNames);
table.setEnabled(false);
jScrollPane1.setViewportView(table);
jScrollPane2.setViewportView(table);
 }
/**
     * This method is called from within the constructor to initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is always
     * regenerated by the Form Editor.
     */
@SuppressWarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
private void initComponents() {
jScrollPane1 = new javax.swing.JScrollPane();
jTable1 = new javax.swing.JTable();
jLabel1 = new javax.swing.JLabel();
jLabel2 = new javax.swing.JLabel();
jLabel3 = new javax.swing.JLabel();
jLabel4 = new javax.swing.JLabel();
jLabel5 = new javax.swing.JLabel();
jLabel6 = new javax.swing.JLabel();
txtnama = new javax.swing.JTextField();
txtkode = new javax.swing.JTextField();
txtharga = new javax.swing.JTextField();
txtstok = new javax.swing.JTextField();
txtcari = new javax.swing.JTextField();
btnkeluar = new javax.swing.JButton();
btnhapus = new javax.swing.JButton();
btncari = new javax.swing.JButton();
btntambah = new javax.swing.JButton();
btnsimpan = new javax.swing.JButton();
btnrubah = new javax.swing.JButton();
btnbatal = new javax.swing.JButton();
jScrollPane2 = new javax.swing.JScrollPane();
tbbarang = new javax.swing.JTable();
jTable1.setModel(new javax.swing.table.DefaultTableModel(
new Object [][] {
 {null, null, null, null},
 {null, null, null, null},
 {null, null, null, null},
 {null, null, null, null}
 },
new String [] {
 "Title 1", "Title 2", "Title 3", "Title 4"
 }
 ));
jScrollPane1.setViewportView(jTable1);
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
addWindowListener(new java.awt.event.WindowAdapter() {
public void windowActivated(java.awt.event.WindowEvent evt) {
formWindowActivated(evt);
 }
 });
jLabel1.setText("Kode Barang");
jLabel2.setText("Nama Barang");
jLabel3.setText("Harga Barang");
jLabel4.setText("Stok Barang");
jLabel5.setText("Pencarian Data Barang");
jLabel6.setText("Input Koda Barang Anda dari :");
txtnama.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
txtnamaActionPerformed(evt);
 }
 });



txtnama.addKeyListener(new java.awt.event.KeyAdapter() {
public void keyPressed(java.awt.event.KeyEvent evt) {
txtnamaKeyPressed(evt);
 }
 });
txtkode.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
txtkodeActionPerformed(evt);
 }
 });
txtharga.addKeyListener(new java.awt.event.KeyAdapter() {
public void keyPressed(java.awt.event.KeyEvent evt) {
txthargaKeyPressed(evt);
 }
 });
txtstok.addKeyListener(new java.awt.event.KeyAdapter() {
public void keyPressed(java.awt.event.KeyEvent evt) {
txtstokKeyPressed(evt);
 }
 });
btnkeluar.setText("Keluar");
btnkeluar.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
btnkeluarActionPerformed(evt);
 }
 });
btnhapus.setText("Hapus");
btnhapus.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
btnhapusActionPerformed(evt);
 }
 });
btncari.setText("Cari");
btncari.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
btncariActionPerformed(evt);
 }
 });
btncari.addKeyListener(new java.awt.event.KeyAdapter() {
public void keyPressed(java.awt.event.KeyEvent evt) {
btncariKeyPressed(evt);
 }
 });
btntambah.setText("Tambah");
btntambah.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
btntambahActionPerformed(evt);
 }
 });
btnsimpan.setText("Simpan");
btnsimpan.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
btnsimpanActionPerformed(evt);
 }
 });
btnsimpan.addKeyListener(new java.awt.event.KeyAdapter() {
public void keyPressed(java.awt.event.KeyEvent evt) {
btnsimpanKeyPressed(evt);
 }
 });
btnrubah.setText("Rubah");
btnrubah.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
btnrubahActionPerformed(evt);
 }
 });
btnbatal.setText("Batal");
btnbatal.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
btnbatalActionPerformed(evt);
 }
 });
tbbarang.setModel(new javax.swing.table.DefaultTableModel(
new Object [][] {
 {null, null, null, null},
 {null, null, null, null},
 {null, null, null, null},
 {null, null, null, null}
 },
new String [] {
 "Title 1", "Title 2", "Title 3", "Title 4"
 }
 ));
jScrollPane2.setViewportView(tbbarang);
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
 .addGroup(layout.createSequentialGroup()
 .addGap(40, 40, 40)
 .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
 .addGroup(layout.createSequentialGroup()
 .addGap(34, 34, 34)
 .addComponent(jScrollPane2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
 .addGap(74, 74, 74))
 .addGroup(layout.createSequentialGroup()
 .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
 .addComponent(jLabel3, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
 .addComponent(jLabel1, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.PREFERRED_SIZE, 64, javax.swing.GroupLayout.PREFERRED_SIZE)
 .addComponent(jLabel2, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
 .addComponent(jLabel4, javax.swing.GroupLayout.PREFERRED_SIZE, 67, javax.swing.GroupLayout.PREFERRED_SIZE))
 .addGap(18, 18, 18)
 .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
 .addGroup(layout.createSequentialGroup()
 .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
 .addComponent(txtharga, javax.swing.GroupLayout.Alignment.LEADING)
 .addComponent(txtkode, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.PREFERRED_SIZE, 60, javax.swing.GroupLayout.PREFERRED_SIZE)
 .addComponent(txtnama, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.PREFERRED_SIZE, 125, javax.swing.GroupLayout.PREFERRED_SIZE))
 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
 .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)



 .addComponent(jLabel5, javax.swing.GroupLayout.PREFERRED_SIZE, 133, javax.swing.GroupLayout.PREFERRED_SIZE)
 .addComponent(jLabel6, javax.swing.GroupLayout.DEFAULT_SIZE, 165, Short.MAX_VALUE)
 .addComponent(txtcari))
 .addGap(116, 116, 116))
 .addGroup(layout.createSequentialGroup()
 .addComponent(txtstok, javax.swing.GroupLayout.PREFERRED_SIZE, 60, javax.swing.GroupLayout.PREFERRED_SIZE)
 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
 .addComponent(btncari, javax.swing.GroupLayout.PREFERRED_SIZE, 73, javax.swing.GroupLayout.PREFERRED_SIZE)
 .addGap(128, 128, 128))))))
 .addGroup(layout.createSequentialGroup()
 .addGap(28, 28, 28)
 .addComponent(btntambah, javax.swing.GroupLayout.PREFERRED_SIZE, 84, javax.swing.GroupLayout.PREFERRED_SIZE)
 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
 .addComponent(btnsimpan, javax.swing.GroupLayout.PREFERRED_SIZE, 84, javax.swing.GroupLayout.PREFERRED_SIZE)
 .addGap(10, 10, 10)
 .addComponent(btnrubah, javax.swing.GroupLayout.PREFERRED_SIZE, 84, javax.swing.GroupLayout.PREFERRED_SIZE)
 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
 .addComponent(btnbatal, javax.swing.GroupLayout.PREFERRED_SIZE, 84, javax.swing.GroupLayout.PREFERRED_SIZE)
 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
 .addComponent(btnhapus, javax.swing.GroupLayout.PREFERRED_SIZE, 84, javax.swing.GroupLayout.PREFERRED_SIZE)
 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
 .addComponent(btnkeluar, javax.swing.GroupLayout.PREFERRED_SIZE, 84, javax.swing.GroupLayout.PREFERRED_SIZE)
 .addGap(0, 0, Short.MAX_VALUE))
 );
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
 .addGroup(layout.createSequentialGroup()
 .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
 .addGroup(layout.createSequentialGroup()
 .addGap(41, 41, 41)
 .addComponent(jLabel5)
 .addGap(18, 18, 18)
 .addComponent(jLabel6)
 .addGap(12, 12, 12)
 .addComponent(txtcari, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
 .addGroup(layout.createSequentialGroup()
 .addGap(53, 53, 53)
 .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
 .addComponent(jLabel1)
 .addComponent(txtkode, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
 .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
 .addComponent(jLabel2)
 .addComponent(txtnama, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))))
 .addGap(1, 1, 1)
 .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
 .addComponent(jLabel3)
 .addComponent(txtharga, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
 .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
 .addComponent(jLabel4)
 .addComponent(txtstok, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
 .addComponent(btncari))
 .addGap(53, 53, 53)
 .addComponent(jScrollPane2, javax.swing.GroupLayout.PREFERRED_SIZE, 91, javax.swing.GroupLayout.PREFERRED_SIZE)
 .addGap(41, 41, 41)
 .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
 .addComponent(btnbatal)
 .addComponent(btntambah)
 .addComponent(btnsimpan)
 .addComponent(btnrubah)
 .addComponent(btnhapus)
 .addComponent(btnkeluar))
 .addContainerGap(58, Short.MAX_VALUE))
 );
pack();
 }// </editor-fold>//GEN-END:initComponents
private void txtkodeActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_txtkodeActionPerformed
nonaktif();
 }//GEN-LAST:event_txtkodeActionPerformed
private void btntambahActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btntambahActionPerformed
txtnama.setEnabled(true);
txtharga.setEnabled(true);
txtstok.setEnabled(true);
btntambah.setEnabled(false);
btnsimpan.setEnabled(true);
btnhapus.setEnabled(false);
btnrubah.setEnabled(false);
btnbatal.setEnabled(true);
otomatis();
//txtkode.setText("BR001");
txtnama.grabFocus();
 }//GEN-LAST:event_btntambahActionPerformed
private void formWindowActivated(java.awt.event.WindowEvent evt) {//GEN-FIRST:event_formWindowActivated
nonaktif();
bersih();
 }//GEN-LAST:event_formWindowActivated
private void btnkeluarActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnkeluarActionPerformed
System.exit(0);
 }//GEN-LAST:event_btnkeluarActionPerformed
private void btncariActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btncariActionPerformed
cari();
btnsimpan.setEnabled(true);
btnhapus.setEnabled(true);
btntambah.setEnabled(false);
btnbatal.setEnabled(true);
btnkeluar.setEnabled(true);
btnrubah.setEnabled(true);
 }//GEN-LAST:event_btncariActionPerformed
private void btnhapusActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnhapusActionPerformed
int ok = JOptionPane.showConfirmDialog(this, "Yakin akan dihapus?", "konfirmasi", JOptionPane.YES_NO_OPTION);
if (ok == 0);
hapus();
formWindowActivated(null);
 }//GEN-LAST:event_btnhapusActionPerformed
private void btnbatalActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnbatalActionPerformed
formWindowActivated(null);
 }//GEN-LAST:event_btnbatalActionPerformed
private void btnrubahActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnrubahActionPerformed
// TODO add your handling code here:



isi = false;
aktif();
btnrubah.setEnabled(false);
btntambah.setEnabled(false);
btnsimpan.setEnabled(true);
btnbatal.setEnabled(true);
 }//GEN-LAST:event_btnrubahActionPerformed
private void txtnamaKeyPressed(java.awt.event.KeyEvent evt) {//GEN-FIRST:event_txtnamaKeyPressed
if (evt.getKeyChar() == KeyEvent.VK_ENTER){
txtharga.requestFocusInWindow();
 }
 }//GEN-LAST:event_txtnamaKeyPressed
private void txthargaKeyPressed(java.awt.event.KeyEvent evt) {//GEN-FIRST:event_txthargaKeyPressed
// TODO add your handling code here:
if (evt.getKeyChar() == KeyEvent.VK_ENTER){
txtstok.requestFocusInWindow();
 }
 }//GEN-LAST:event_txthargaKeyPressed
private void btnsimpanActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnsimpanActionPerformed
// TODO add your handling code here:
 }//GEN-LAST:event_btnsimpanActionPerformed
private void btnsimpanKeyPressed(java.awt.event.KeyEvent evt) {//GEN-FIRST:event_btnsimpanKeyPressed
if (evt.getKeyChar() == KeyEvent.VK_ENTER){
if (isi == true)
simpan();
else
update();
 }
 }//GEN-LAST:event_btnsimpanKeyPressed
private void btncariKeyPressed(java.awt.event.KeyEvent evt) {//GEN-FIRST:event_btncariKeyPressed
// TODO add your handling code here:
if (evt.getKeyChar() == KeyEvent.VK_ENTER){
cari();
btnsimpan.setEnabled(true);
btnhapus.setEnabled(true);
btntambah.setEnabled(false);
btnbatal.setEnabled(true);
btnkeluar.setEnabled(true);
btnrubah.setEnabled(true);
 }
 }//GEN-LAST:event_btncariKeyPressed
private void txtnamaActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_txtnamaActionPerformed
// TODO add your handling code here:
 }//GEN-LAST:event_txtnamaActionPerformed
private void txtstokKeyPressed(java.awt.event.KeyEvent evt) {//GEN-FIRST:event_txtstokKeyPressed
if (evt.getKeyChar() == KeyEvent.VK_ENTER) {
btnsimpan.requestFocusInWindow();
 }
 }//GEN-LAST:event_txtstokKeyPressed
/**
     * @param args the command line arguments
     */
public static void main(String args[]) {
/* Set the Nimbus look and feel */
//<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
/* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
         * For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html 
         */
try {
for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
if ("Nimbus".equals(info.getName())) {
javax.swing.UIManager.setLookAndFeel(info.getClassName());
break;
 }
 }
 } catch (ClassNotFoundException ex) {
java.util.logging.Logger.getLogger(FormBarang.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
 } catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(FormBarang.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
 } catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(FormBarang.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
 } catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(FormBarang.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
 }
//</editor-fold>
/* Create and display the form */
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new FormBarang().setVisible(true);
 }
 });
 }
// Variables declaration - do not modify//GEN-BEGIN:variables
private javax.swing.JButton btnbatal;
private javax.swing.JButton btncari;
private javax.swing.JButton btnhapus;
private javax.swing.JButton btnkeluar;
private javax.swing.JButton btnrubah;
private javax.swing.JButton btnsimpan;
private javax.swing.JButton btntambah;
private javax.swing.JLabel jLabel1;
private javax.swing.JLabel jLabel2;
private javax.swing.JLabel jLabel3;
private javax.swing.JLabel jLabel4;
private javax.swing.JLabel jLabel5;
private javax.swing.JLabel jLabel6;
private javax.swing.JScrollPane jScrollPane1;
private javax.swing.JScrollPane jScrollPane2;
private javax.swing.JTable jTable1;
private javax.swing.JTable tbbarang;
private javax.swing.JTextField txtcari;
private javax.swing.JTextField txtharga;
private javax.swing.JTextField txtkode;
private javax.swing.JTextField txtnama;
private javax.swing.JTextField txtstok;
// End of variables declaration//GEN-END:variables
}