Senin, 18 April 2016

Projek UTS

Membuat aplikasi Basis data dengan Tabel menggunakan Netbeans


1.      Pertama buka aplikasi netbeans IDE 8.0.2

2.      Buat projek baru dengan cara klik file -> new project akan tampil  dialog new project
Pada dialog categori -> java , dan pada projects ->java aplikasi pilih next , kemudian isikan pada project name : lTugas (nb :  nama aplikasi) , pada project lokasi : pilih file sesuai dengan keinginana dengan memilih tombol browse ,hilangkan centang  pada bagian creat main class -> finish . berikut contoh gambarnya :





3.      Klik nama project yang telah kita buat  .klik kanan pada bagian Source packges -> new ->Jfreme form -> beri nama misalnya tugas-> finish



4.                  Kemudian pada design tambahkan lebel ,text field , dan button dengan cara klik    pallete kemudian pilih label/text field /button dari Swing controls  kemudian berikan          masing-masing variabel . cara mengubah nama variabel : klik kanan pada label/text    field /button -> change variable name
5.       Ini desainnya  :



6.       Ini variabel Name-nya : 
7 . ini semua sourch codenya :
A. variabel  Dan mainclassnya :
 main classnya :


import com.itextpdf.text.DocumentException;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.util.StringTokenizer;
import java.util.Vector;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.JOptionPane;
import javax.swing.SwingConstants;
import javax.swing.table.DefaultTableCellRenderer;
import javax.swing.table.DefaultTableModel;
 

B. untuk
        bacaData();
    private void bacaData() {
        try {
            BufferedReader br = new BufferedReader(new FileReader(fileName));
            String tmp;
            while ((tmp = br.readLine()) != null) {
                StringTokenizer st = new StringTokenizer(tmp, "#");
                Vector<String> tmp2 = new Vector();
                String No = st.nextToken();
                String Judul = st.nextToken();
                String Pengarang = st.nextToken();
                String Penerbit = st.nextToken();
                String Tahun = st.nextToken();
                String Halaman = st.nextToken();
                tmp2.add(No);
                tmp2.add(Judul);
                tmp2.add(Pengarang);
                tmp2.add(Penerbit);
                tmp2.add(Tahun);
                tmp2.add(Halaman);
                DB.add(tmp2);
                if (Integer.parseInt(No) > max) {
                    max = Integer.parseInt(No);
                }
            }
            br.close();
        } catch (Exception e) {
            System.out.println(e.getMessage());
        }
    }

 


        updateTable();
    private void updateTable () {
        data = new Vector();
        head = new Vector();
        head.add("No");
        head.add("Judul");
        head.add("Pengarang");
        head.add("Penerbit");
        head.add("Tahun");
        head.add("Halaman");
        for (Vector<String> v1 : DB) {
            Vector<String> v2 = new Vector();
            v2.add(v1.get(0));
            v2.add(v1.get(1));
            v2.add(v1.get(2));
            v2.add(v1.get(3));
            v2.add(v1.get(4));
            v2.add(v1.get(5));
            data.add(v2);
        }
        tblbuku.setModel(new DefaultTableModel(data, head));
        tblbuku.getColumnModel().getColumn(0).setPreferredWidth(50);
        tblbuku.getColumnModel().getColumn(1).setPreferredWidth(100);
        tblbuku.getColumnModel().getColumn(2).setPreferredWidth(100);
        tblbuku.getColumnModel().getColumn(3).setPreferredWidth(100);
        tblbuku.getColumnModel().getColumn(4).setPreferredWidth(100);
        tblbuku.getColumnModel().getColumn(5).setPreferredWidth(100);
        tblbuku.getColumnModel().getColumn(0).setCellRenderer(rightRenderer);
        tblbuku.getColumnModel().getColumn(1).setCellRenderer(rightRenderer);

    }
 



        bacaData1();
private void bacaData1() {
        try {
            BufferedReader BR = new BufferedReader(new FileReader(fileName1));
            String tmp1;
            while ((tmp1 = BR.readLine()) != null) {
                StringTokenizer st1 = new StringTokenizer(tmp1, "#");
                Vector<String> tmp21 = new Vector();
                String No = st1.nextToken();
                String Judul = st1.nextToken();
                String Pengarang = st1.nextToken();
                String Penerbit = st1.nextToken();
                String Tahun = st1.nextToken();
                String Halaman = st1.nextToken();
                tmp21.add(No);
                tmp21.add(Judul);
                tmp21.add(Pengarang);
                tmp21.add(Penerbit);
                tmp21.add(Tahun);
                tmp21.add(Halaman);
                BD.add(tmp21);
                if (Integer.parseInt(No) > a) {
                    a = Integer.parseInt(No);
                }
            }
            BR.close();
        } catch (Exception e) {
            System.out.println(e.getMessage());
        }
    }


        updateTable1();
    private void updateTable1() {
        data1 = new Vector();
        head1 = new Vector();
        head1.add("No");
        head1.add("Nim");
        head1.add("nama");
        head1.add("judul");
        head1.add("jurusan");
        head1.add("semester");
        for (Vector<String> ve1 : BD) {
            Vector<String> ve2 = new Vector();
            ve2.add(ve1.get(0));
            ve2.add(ve1.get(1));
            ve2.add(ve1.get(2));
            ve2.add(ve1.get(3));
            ve2.add(ve1.get(4));
            ve2.add(ve1.get(5));
            data1.add(ve2);
        }
        tblpinjam.setModel(new DefaultTableModel(data1, head1));
        tblpinjam.getColumnModel().getColumn(0).setPreferredWidth(50);
        tblpinjam.getColumnModel().getColumn(1).setPreferredWidth(100);
        tblpinjam.getColumnModel().getColumn(2).setPreferredWidth(100);
        tblpinjam.getColumnModel().getColumn(3).setPreferredWidth(100);
        tblpinjam.getColumnModel().getColumn(4).setPreferredWidth(100);
        tblpinjam.getColumnModel().getColumn(5).setPreferredWidth(100);
        tblpinjam.getColumnModel().getColumn(0).setCellRenderer(rightRenderer);
        tblpinjam.getColumnModel().getColumn(1).setCellRenderer(rightRenderer);

    }
 


        bacaData2();
private void bacaData2() {
        try {
            BufferedReader brr = new BufferedReader(new FileReader(fileName1));
            String tmp1r;
            while ((tmp1r = brr.readLine()) != null) {
                StringTokenizer st11 = new StringTokenizer(tmp1r, "#");
                Vector<String> tmp211 = new Vector();
                String No = st11.nextToken();
                String nama = st11.nextToken();
                String judul = st11.nextToken();
                String tgl_pinjam = st11.nextToken();
                String tgl_kembali = st11.nextToken();
                String Halaman = st11.nextToken();
                tmp211.add(No);
                tmp211.add(nama);
                tmp211.add(judul);
                tmp211.add(tgl_pinjam);
                tmp211.add(tgl_kembali);
                db.add(tmp211);
                if (Integer.parseInt(No) > b) {
                    b = Integer.parseInt(No);
                }
            }
            brr.close();
        } catch (Exception e) {
            System.out.println(e.getMessage());
        }
    }
 

        updateTable2();
private void updateTable2() {
        data2 = new Vector();
        head2 = new Vector();
        head2.add("No");
        head2.add("Nama");
        head2.add("Judul");
        head2.add("Tanggal Pinjam");
        head2.add("Tanggal Kembali");
       
        for (Vector<String> z : db) {
            Vector<String> z1 = new Vector();
            z1.add(z.get(0));
            z1.add(z.get(1));
            z1.add(z.get(2));
            z1.add(z.get(3));
            z1.add(z.get(4));
           
            data2.add(z1);
        }
        tbllap.setModel(new DefaultTableModel(data2, head2));
        tbllap.getColumnModel().getColumn(0).setPreferredWidth(50);
        tbllap.getColumnModel().getColumn(1).setPreferredWidth(100);
        tbllap.getColumnModel().getColumn(2).setPreferredWidth(100);
        tbllap.getColumnModel().getColumn(3).setPreferredWidth(100);
        tbllap.getColumnModel().getColumn(4).setPreferredWidth(100);
       
        tbllap.getColumnModel().getColumn(0).setCellRenderer(rightRenderer);
        tbllap.getColumnModel().getColumn(1).setCellRenderer(rightRenderer);

    }
 


    private void simpanData() {
        try {
            BufferedWriter bw = new BufferedWriter(new FileWriter(fileName));
            for (Vector<String> v : DB) {
                bw.write(v.get(0) + "#" + v.get(1) + "#" + v.get(2) + "#" + v.get(3) + "#" + v.get(4) + "#" + v.get(5));
                bw.newLine();
            }
            bw.close();
        } catch (Exception e) {
        }
    }

    private void simpanData1() {
        try {
            BufferedWriter bw1 = new BufferedWriter(new FileWriter(fileName1));
            for (Vector<String> ve : BD) {
                bw1.write(ve.get(0) + "#" + ve.get(1) + "#" + ve.get(2) + "#" + ve.get(3) + "#" + ve.get(4) + "#" + ve.get(5));
                bw1.newLine();
            }
            bw1.close();
        } catch (Exception e) {
        }
    }
   
    private void simpanData2() {
        try {
            BufferedWriter bwe = new BufferedWriter(new FileWriter(fileName1));
            for (Vector<String> ve1 : db) {
                bwe.write(ve1.get(0) + "#" + ve1.get(1) + "#" + ve1.get(2) + "#" + ve1.get(3) + "#" + ve1.get(4) + "#" + ve1.get(5));
                bwe.newLine();
            }
            bwe.close();
        } catch (Exception e) {
        }
    }

    private void hapusData() {
        String judul = txtjudul.getText().trim();
        if (judul.equals("")) {
            JOptionPane.showMessageDialog(this, "Pilih Judul Yang akan Dihapus");
        } else {
            if (JOptionPane.showConfirmDialog(this, "Data" + judul + "dihapus?", "konfirmasi", JOptionPane.YES_NO_OPTION) == JOptionPane.NO_OPTION) {
                return;
            }
            boolean b = false;
            int i;
            for (i = 0; i < DB.size(); i++) {
                if (DB.get(i).get(1).equals(judul)) {
                    b = true;
                    break;
                }
            }
            if (b) {
                DB.remove(i);
                JOptionPane.showMessageDialog(this, "Proses Hapus Sukses");
                max = 0;
                for (Vector<String> v : DB) {
                    if (Integer.parseInt(v.get(0)) > max) {
                        max = Integer.parseInt(v.get(0));
                    }
                }
                updateTable();
                txtjudul.setText("");
                txtpengarang.setText("");
                txtpenerbit.setText("");
                cmbtahun.setToolTipText("");
                txthal.setText("");
            } else {
                JOptionPane.showMessageDialog(this, "Data tidak ditemukan.");
            }
        }
    }

    private void hapusData1() {
        String judul = txtjudul.getText().trim();
        if (judul.equals("")) {
            JOptionPane.showMessageDialog(this, "Pilih Judul Yang akan Dihapus");
        } else {
            if (JOptionPane.showConfirmDialog(this, "Data" + judul + "dihapus?", "konfirmasi", JOptionPane.YES_NO_OPTION) == JOptionPane.NO_OPTION) {
                return;
            }
            boolean b = false;
            int x;
            for (x = 0; x < BD.size(); x++) {
                if (BD.get(x).get(1).equals(judul)) {
                    b = true;
                    break;
                }
            }
            if (b) {
                BD.remove(x);
                JOptionPane.showMessageDialog(this, "Proses Hapus Sukses");
                a = 0;
                for (Vector<String> ve : BD) {
                    if (Integer.parseInt(ve.get(0)) > a) {
                        a = Integer.parseInt(ve.get(0));
                    }
                }
                updateTable1();
                txtjudul.setText("");
                txtpengarang.setText("");
                txtpenerbit.setText("");
                cmbtahun.setToolTipText("");
                txthal.setText("");
            } else {
                JOptionPane.showMessageDialog(this, "Data tidak ditemukan.");
            }
        }
    }

    /**
     * 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">                         
    private void initComponents() {

        jPopupMenu1 = new javax.swing.JPopupMenu();
        hapus = new javax.swing.JMenuItem();
        del = new javax.swing.JMenuItem();
        jtp = new javax.swing.JTabbedPane();
        buku = new javax.swing.JPanel();
        txthal = new javax.swing.JTextField();
        cmbtahun = new javax.swing.JComboBox();
        jScrollPane3 = new javax.swing.JScrollPane();
        tblbuku = new javax.swing.JTable();
        btnadd = new javax.swing.JButton();
        btnsimpan = new javax.swing.JButton();
        btnhapus = new javax.swing.JButton();
        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();
        txtjudul = new javax.swing.JTextField();
        txtpengarang = new javax.swing.JTextField();
        txtpenerbit = new javax.swing.JTextField();
        jPanel2 = new javax.swing.JPanel();
        jLabel13 = new javax.swing.JLabel();
        jLabel14 = new javax.swing.JLabel();
        jLabel15 = new javax.swing.JLabel();
        jLabel16 = new javax.swing.JLabel();
        jLabel17 = new javax.swing.JLabel();
        jLabel18 = new javax.swing.JLabel();
        txtnim = new javax.swing.JTextField();
        txtnama = new javax.swing.JTextField();
        cmbjudul = new javax.swing.JComboBox();
        txtjurusan = new javax.swing.JTextField();
        txtsemes = new javax.swing.JTextField();
        jButton1 = new javax.swing.JButton();
        jButton2 = new javax.swing.JButton();
        jButton3 = new javax.swing.JButton();
        jScrollPane1 = new javax.swing.JScrollPane();
        tblpinjam = new javax.swing.JTable();
        jPanel1 = new javax.swing.JPanel();
        jLabel7 = new javax.swing.JLabel();
        jLabel8 = new javax.swing.JLabel();
        jLabel9 = new javax.swing.JLabel();
        jLabel10 = new javax.swing.JLabel();
        tfnama = new javax.swing.JTextField();
        tfjudul = new javax.swing.JTextField();
        tftgl = new javax.swing.JTextField();
        tfback = new javax.swing.JTextField();
        jScrollPane2 = new javax.swing.JScrollPane();
        tbllap = new javax.swing.JTable();
        jButton4 = new javax.swing.JButton();
        jButton5 = new javax.swing.JButton();

        hapus.setText("jMenuItem1");
        hapus.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                hapusActionPerformed(evt);
            }
        });
        jPopupMenu1.add(hapus);

        del.setText("jMenuItem1");
        jPopupMenu1.add(del);

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
        addWindowListener(new java.awt.event.WindowAdapter() {
            public void windowClosing(java.awt.event.WindowEvent evt) {
                formWindowClosing(evt);
            }
        });

        cmbtahun.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "2000", "2001", "2002", "2003", "2004", "2005", "2006", "2007", "2008", "2009", "2010", "2011", "2012", "2013", "2014", "2015", "2016" }));
        cmbtahun.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cmbtahunActionPerformed(evt);
            }
        });

        tblbuku.setModel(new javax.swing.table.DefaultTableModel(
            new Object [][] {
                {null, null, null, null, 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", "Title 5"
            }
        ));
        tblbuku.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseClicked(java.awt.event.MouseEvent evt) {
                tblbukuMouseClicked(evt);
            }
        });
        tblbuku.addKeyListener(new java.awt.event.KeyAdapter() {
            public void keyReleased(java.awt.event.KeyEvent evt) {
                tblbukuKeyReleased(evt);
            }
        });
        jScrollPane3.setViewportView(tblbuku);

        btnadd.setText("ADD");
        btnadd.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                btnaddActionPerformed(evt);
            }
        });

        btnsimpan.setText("Simpan");
        btnsimpan.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                btnsimpanActionPerformed(evt);
            }
        });

        btnhapus.setText("Hapus");
        btnhapus.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                btnhapusActionPerformed(evt);
            }
        });

        jLabel1.setText("Daftar Buku Perpustakaan Politeknik Kediri");

        jLabel2.setText("Judul ");

        jLabel3.setText("pengarang");

        jLabel4.setText("penerbit");

        jLabel5.setText("tahun terbit");

        jLabel6.setText("halaman");

        txtjudul.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                txtjudulActionPerformed(evt);
            }
        });

        javax.swing.GroupLayout bukuLayout = new javax.swing.GroupLayout(buku);
        buku.setLayout(bukuLayout);
        bukuLayout.setHorizontalGroup(
            bukuLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(bukuLayout.createSequentialGroup()
                .addGroup(bukuLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(bukuLayout.createSequentialGroup()
                        .addContainerGap(87, Short.MAX_VALUE)
                        .addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 256, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addGap(54, 54, 54))
                    .addGroup(bukuLayout.createSequentialGroup()
                        .addGap(29, 29, 29)
                        .addGroup(bukuLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
                            .addComponent(jLabel5, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                            .addComponent(jLabel6, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                            .addComponent(jLabel4, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                            .addComponent(jLabel3, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                            .addComponent(jLabel2, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.PREFERRED_SIZE, 52, javax.swing.GroupLayout.PREFERRED_SIZE))
                        .addGap(40, 40, 40)
                        .addGroup(bukuLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addGroup(bukuLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                                .addComponent(txtjudul, javax.swing.GroupLayout.DEFAULT_SIZE, 178, Short.MAX_VALUE)
                                .addComponent(txtpengarang)
                                .addComponent(txtpenerbit)
                                .addComponent(txthal))
                            .addComponent(cmbtahun, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                        .addGroup(bukuLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                            .addComponent(btnhapus, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                            .addComponent(btnsimpan, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                            .addComponent(btnadd, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))))
                .addGap(45, 45, 45))
            .addGroup(bukuLayout.createSequentialGroup()
                .addContainerGap()
                .addComponent(jScrollPane3, javax.swing.GroupLayout.DEFAULT_SIZE, 422, Short.MAX_VALUE)
                .addContainerGap())
        );
        bukuLayout.setVerticalGroup(
            bukuLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(bukuLayout.createSequentialGroup()
                .addContainerGap()
                .addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 28, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGroup(bukuLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(bukuLayout.createSequentialGroup()
                        .addGap(18, 18, 18)
                        .addGroup(bukuLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                            .addComponent(jLabel2)
                            .addComponent(txtjudul, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                        .addGap(2, 2, 2)
                        .addGroup(bukuLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                            .addComponent(jLabel3)
                            .addComponent(txtpengarang, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addGroup(bukuLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                            .addComponent(jLabel4)
                            .addComponent(txtpenerbit, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)))
                    .addGroup(bukuLayout.createSequentialGroup()
                        .addGap(26, 26, 26)
                        .addComponent(btnadd)
                        .addGap(10, 10, 10)
                        .addComponent(btnsimpan)))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addGroup(bukuLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jLabel5)
                    .addComponent(cmbtahun, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(btnhapus))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                .addGroup(bukuLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jLabel6)
                    .addComponent(txthal, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addGap(39, 39, 39)
                .addComponent(jScrollPane3, javax.swing.GroupLayout.PREFERRED_SIZE, 135, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
        );

        jtp.addTab("Daftar Buku", buku);

        jLabel13.setText("Daftar Buku Pinjam  Politeknik Kediri");

        jLabel14.setText("NIM");

        jLabel15.setText("Nama");

        jLabel16.setText("Judul");

        jLabel17.setText("Jurusan");

        jLabel18.setText("Semester");

        txtnama.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                txtnamaActionPerformed(evt);
            }
        });

        cmbjudul.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "----Pilih judul----" }));
        cmbjudul.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cmbjudulActionPerformed(evt);
            }
        });

        txtsemes.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                txtsemesActionPerformed(evt);
            }
        });

        jButton1.setText("add");
        jButton1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton1ActionPerformed(evt);
            }
        });

        jButton2.setText("simpan");
        jButton2.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton2ActionPerformed(evt);
            }
        });

        jButton3.setText("hapus");
        jButton3.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton3ActionPerformed(evt);
            }
        });

        tblpinjam.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"
            }
        ));
        tblpinjam.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseClicked(java.awt.event.MouseEvent evt) {
                tblpinjamMouseClicked(evt);
            }
        });
        tblpinjam.addKeyListener(new java.awt.event.KeyAdapter() {
            public void keyReleased(java.awt.event.KeyEvent evt) {
                tblpinjamKeyReleased(evt);
            }
        });
        jScrollPane1.setViewportView(tblpinjam);

        javax.swing.GroupLayout jPanel2Layout = new javax.swing.GroupLayout(jPanel2);
        jPanel2.setLayout(jPanel2Layout);
        jPanel2Layout.setHorizontalGroup(
            jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(jPanel2Layout.createSequentialGroup()
                .addGap(92, 92, 92)
                .addComponent(jLabel13, javax.swing.GroupLayout.PREFERRED_SIZE, 256, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
            .addGroup(jPanel2Layout.createSequentialGroup()
                .addContainerGap()
                .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
                    .addGroup(javax.swing.GroupLayout.Alignment.LEADING, jPanel2Layout.createSequentialGroup()
                        .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addComponent(jLabel14, javax.swing.GroupLayout.PREFERRED_SIZE, 54, javax.swing.GroupLayout.PREFERRED_SIZE)
                            .addComponent(jLabel18, javax.swing.GroupLayout.PREFERRED_SIZE, 52, javax.swing.GroupLayout.PREFERRED_SIZE)
                            .addComponent(jLabel17, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.PREFERRED_SIZE, 57, javax.swing.GroupLayout.PREFERRED_SIZE))
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                        .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                            .addComponent(txtnim, javax.swing.GroupLayout.DEFAULT_SIZE, 167, Short.MAX_VALUE)
                            .addComponent(txtjurusan)
                            .addComponent(txtsemes)))
                    .addGroup(javax.swing.GroupLayout.Alignment.LEADING, jPanel2Layout.createSequentialGroup()
                        .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                            .addComponent(jLabel16, javax.swing.GroupLayout.PREFERRED_SIZE, 48, javax.swing.GroupLayout.PREFERRED_SIZE)
                            .addComponent(jLabel15, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.PREFERRED_SIZE, 38, javax.swing.GroupLayout.PREFERRED_SIZE))
                        .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addGroup(jPanel2Layout.createSequentialGroup()
                                .addGap(17, 17, 17)
                                .addComponent(cmbjudul, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                            .addGroup(jPanel2Layout.createSequentialGroup()
                                .addGap(18, 18, 18)
                                .addComponent(txtnama, javax.swing.GroupLayout.DEFAULT_SIZE, 168, Short.MAX_VALUE)))))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addComponent(jButton1)
                    .addComponent(jButton2)
                    .addComponent(jButton3))
                .addGap(103, 103, 103))
            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel2Layout.createSequentialGroup()
                .addGap(0, 20, Short.MAX_VALUE)
                .addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 422, javax.swing.GroupLayout.PREFERRED_SIZE))
        );
        jPanel2Layout.setVerticalGroup(
            jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(jPanel2Layout.createSequentialGroup()
                .addContainerGap()
                .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(jPanel2Layout.createSequentialGroup()
                        .addGap(30, 30, 30)
                        .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                            .addComponent(jLabel14)
                            .addComponent(txtnim, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                            .addComponent(jLabel15)
                            .addComponent(txtnama, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                        .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                            .addComponent(jLabel16)
                            .addComponent(cmbjudul, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                        .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                            .addComponent(jLabel17)
                            .addComponent(txtjurusan, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                            .addComponent(jLabel18)
                            .addComponent(txtsemes, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)))
                    .addGroup(jPanel2Layout.createSequentialGroup()
                        .addComponent(jLabel13, javax.swing.GroupLayout.PREFERRED_SIZE, 28, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(jButton1)
                        .addGap(18, 18, 18)
                        .addComponent(jButton2)
                        .addGap(18, 18, 18)
                        .addComponent(jButton3)))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 143, Short.MAX_VALUE)
                .addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 170, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGap(40, 40, 40))
        );

        jtp.addTab("Peminjaman", jPanel2);

        jLabel7.setText("Nama");

        jLabel8.setText("Judul");

        jLabel9.setText("Tanggal pinjam");

        jLabel10.setText("Tanggal kembali");

        tfnama.setEditable(false);

        tfjudul.setEditable(false);

        tftgl.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                tftglActionPerformed(evt);
            }
        });

        tbllap.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(tbllap);

        jButton4.setText("jButton4");
        jButton4.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton4ActionPerformed(evt);
            }
        });

        jButton5.setText("jButton5");
        jButton5.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton5ActionPerformed(evt);
            }
        });

        javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
        jPanel1.setLayout(jPanel1Layout);
        jPanel1Layout.setHorizontalGroup(
            jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(jPanel1Layout.createSequentialGroup()
                .addContainerGap()
                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(jPanel1Layout.createSequentialGroup()
                        .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addComponent(jLabel7)
                            .addComponent(jLabel8)
                            .addComponent(jLabel9)
                            .addComponent(jLabel10))
                        .addGap(36, 36, 36)
                        .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                            .addComponent(tfnama)
                            .addComponent(tfjudul)
                            .addComponent(tftgl)
                            .addComponent(tfback, javax.swing.GroupLayout.DEFAULT_SIZE, 159, Short.MAX_VALUE)))
                    .addComponent(jScrollPane2, javax.swing.GroupLayout.PREFERRED_SIZE, 422, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(jButton4))
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel1Layout.createSequentialGroup()
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                .addComponent(jButton5)
                .addContainerGap())
        );
        jPanel1Layout.setVerticalGroup(
            jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(jPanel1Layout.createSequentialGroup()
                .addGap(18, 18, 18)
                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jLabel7)
                    .addComponent(tfnama, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jLabel8)
                    .addComponent(tfjudul, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jLabel9)
                    .addComponent(tftgl, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jLabel10)
                    .addComponent(tfback, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addGap(18, 18, 18)
                .addComponent(jButton4)
                .addGap(28, 28, 28)
                .addComponent(jScrollPane2, javax.swing.GroupLayout.PREFERRED_SIZE, 208, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGap(31, 31, 31)
                .addComponent(jButton5)
                .addContainerGap(81, Short.MAX_VALUE))
        );

        jtp.addTab("Laporan", jPanel1);

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jtp)
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jtp, javax.swing.GroupLayout.Alignment.TRAILING)
        );

        pack();
    }// </editor-fold>                       

    private void jButton3ActionPerformed(java.awt.event.ActionEvent evt) {                                        
        // TODO add your handling code here:
        hapusData1();
    }                                        

    private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {                                        
        // TODO add your handling code here:
        String no = String.valueOf(a + 1);
        String nim = txtnim.getText().trim();
        String nama = txtnama.getText().trim();
        String judul = cmbjudul.getSelectedItem().toString();
        String jurusan = txtjurusan.getText().trim();
        String semester = txtsemes.getText().trim();
        if (nim.equals("") || nama.equals("") || judul.equals("") || jurusan.equals("") || semester.equals("")) {
            JOptionPane.showMessageDialog(this, "Semua isian harus diisi.");
        } else {
            boolean b = false;
            int a;
            Vector<String> ve = new Vector<>();

            for (a = 0; a < BD.size(); a++) {
                if (BD.get(a).get(1).equals(nim)) {
                    b = true;
                    break;
                }
            }
            if (b) {
                ve.add(BD.get(a).get(0));
                ve.add(nim);
                ve.add(nama);
                ve.add(judul);
                ve.add(jurusan);
                ve.add(semester);
                BD.setElementAt(ve, a);
                updateTable();
                JOptionPane.showMessageDialog(this, "Proses update sukses.");
            } else {
                ve.add(no);
                ve.add(nim);
                ve.add(nama);
                ve.add(judul);
                ve.add(jurusan);
                ve.add(semester);
                BD.add(ve);
                updateTable1();
                a++;
                JOptionPane.showMessageDialog(this, "Proses simpan sukses.");
            }
            txtnim.setText("");
            txtnama.setText("");
            cmbjudul.setSelectedItem("");
            txtjurusan.setText("");
            txtsemes.setText("");
            txtnim.setEditable(false);
        }
    }                                       

    private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {                                        
        // TODO add your handling code here:
        txtnim.setEditable(true);
        txtnim.setText("");
        txtnama.setText("");
        cmbjudul.setToolTipText("");
        txtjurusan.setText("");
        txtsemes.setText("");
    }                                       

    private void txtjudulActionPerformed(java.awt.event.ActionEvent evt) {                                        
        // TODO add your handling code here:
        if (txtjudul.getText().equals(evt)) {

        }
    }                                       

    private void btnhapusActionPerformed(java.awt.event.ActionEvent evt) {                                        
        // TODO add your handling code here:
        hapusData();
    }                                       

    private void btnsimpanActionPerformed(java.awt.event.ActionEvent evt) {                                         
        // TODO add your handling code here:
        String no = String.valueOf(max + 1);
        String jud = txtjudul.getText().trim();
        String peng = txtpengarang.getText().trim();
        String pener = txtpenerbit.getText().trim();
        String thn = cmbtahun.getSelectedItem().toString();
        String hal = txthal.getText().trim();
        if (jud.equals("") || peng.equals("") || pener.equals("") || thn.equals("") || hal.equals("")) {
            JOptionPane.showMessageDialog(this, "Semua isian harus diisi.");
        } else {
            boolean b = false;
            int i;
            Vector<String> v = new Vector<>();

            for (i = 0; i < DB.size(); i++) {
                if (DB.get(i).get(1).equals(jud)) {
                    b = true;
                    break;
                }
            }
            if (b) {
                v.add(DB.get(i).get(0));
                v.add(jud);
                v.add(peng);
                v.add(pener);
                v.add(thn);
                v.add(hal);
                DB.setElementAt(v, i);
                updateTable();
                JOptionPane.showMessageDialog(this, "Proses update sukses.");
            } else {
                v.add(no);
                v.add(jud);
                v.add(peng);
                v.add(pener);
                v.add(thn);
                v.add(hal);
                DB.add(v);
                updateTable();
                max++;
                JOptionPane.showMessageDialog(this, "Proses simpan sukses.");
            }
            txtjudul.setText("");
            txtpengarang.setText("");
            txtpenerbit.setText("");
            cmbtahun.setSelectedItem("2000");
            txthal.setText("");
            txtjudul.setEditable(false);
        }
        cmbjudul.addItem(jud);
    }                                         

    private void btnaddActionPerformed(java.awt.event.ActionEvent evt) {                                      
        // TODO add your handling code heretx
        txtjudul.setEditable(true);
        txtjudul.setText("");
        txtpengarang.setText("");
        txtpenerbit.setText("");
        cmbtahun.setSelectedItem("");
        txthal.setText("");
    }                                     

    private void tblbukuKeyReleased(java.awt.event.KeyEvent evt) {                                    
        // TODO add your handling code here:
        if (evt.getKeyCode() == java.awt.event.KeyEvent.VK_DELETE) {
            hapusData();
        }
    }                                  

    private void tblbukuMouseClicked(java.awt.event.MouseEvent evt) {                                    
        // TODO add your handling code here:
        int row = tblbuku.getSelectedRow();
        if (row < 0) {
            JOptionPane.showMessageDialog(this, "Pilih data (klik kiri) terlebih dahulu.");
            return;
        }
     
        txtjudul.setText(DB.get(row).get(1));
        txtpenerbit.setText(DB.get(row).get(2));
        txtpengarang.setText(DB.get(row).get(3));
        cmbtahun.setSelectedItem(DB.get(row).get(4));
        txthal.setText(DB.get(row).get(5));
        txtjudul.setEditable(false);
        if (evt.getButton() == java.awt.event.MouseEvent.BUTTON3) {
            hapus.setText("Hapus " + txtjudul.getText() + ", " + txtpengarang.getText() + ", " + txtpenerbit.getText() + ", " + cmbtahun.getSelectedItem() + ", " + txthal.getText());
            jPopupMenu1.show(tblbuku, evt.getX(), evt.getY());
        }
    }                                   

    private void cmbtahunActionPerformed(java.awt.event.ActionEvent evt) {                                        
        // TODO add your handling code here:
    }                                       

    private void cmbjudulActionPerformed(java.awt.event.ActionEvent evt) {                                        
        // TODO add your handling code here:
       
    }                                       

    private void txtnamaActionPerformed(java.awt.event.ActionEvent evt) {                                       
        // TODO add your handling code here:
    }                                      

    private void txtsemesActionPerformed(java.awt.event.ActionEvent evt) {                                        
        // TODO add your handling code here:
    }                                       

    private void formWindowClosing(java.awt.event.WindowEvent evt) {                                  
        // TODO add your handling code here:
        simpanData();
        simpanData1();
        dispose();
    }                                 

    private void tblpinjamKeyReleased(java.awt.event.KeyEvent evt) {                                     
        // TODO add your handling code here:
        if (evt.getKeyCode() == java.awt.event.KeyEvent.VK_DELETE) {
            hapusData1();
        }
    }                                    

    private void tblpinjamMouseClicked(java.awt.event.MouseEvent evt) {                                      
        // TODO add your handling code here:
        int brs = tblpinjam.getSelectedRow();
        if (brs < 0) {
            JOptionPane.showMessageDialog(this, "Pilih data (klik kiri) terlebih dahulu.");
            return;
        }
        txtnim.setText(BD.get(brs).get(1));
        txtnama.setText(BD.get(brs).get(2));
        cmbjudul.setSelectedItem(BD.get(brs).get(3));
        txtjurusan.setText(BD.get(brs).get(4));
        txtsemes.setText(BD.get(brs).get(5));
        if (evt.getButton() == java.awt.event.MouseEvent.BUTTON3) {
            del.setText("Hapus " + txtnim.getText() + ", " + txtnama.getText() + ", " + cmbjudul.getSelectedItem()+ ", " + txtjurusan.getText() + ", " + txtsemes.getText());
            jPopupMenu1.show(tblpinjam, evt.getX(), evt.getY());
        }
        tfnama.setText(BD.get(brs).get(2));
        tfjudul.setText(BD.get(brs).get(3));
    }                                     

    private void hapusActionPerformed(java.awt.event.ActionEvent evt) {                                     
        // TODO add your handling code here:
        hapusData();
    }                                     

    private void tftglActionPerformed(java.awt.event.ActionEvent evt) {                                     
        // TODO add your handling code here:
    }                                    

    private void jButton4ActionPerformed(java.awt.event.ActionEvent evt) {                                        
        // TODO add your handling code here:
        String no = String.valueOf(b + 1);
        String n = tfnama.getText().trim();
        String j = tfjudul.getText().trim();
        String tp = tftgl.getText().trim();
        String tk = tfback.getText().trim();
       
        if (n.equals("") || j.equals("") || tp.equals("") || tk.equals("")) {
            JOptionPane.showMessageDialog(this, "Semua isian harus diisi.");
        } else {
            boolean c = false;
            int i;
            Vector<String> v = new Vector<>();

            for (i = 0; i < db.size(); i++) {
                if (db.get(i).get(1).equals(n)) {
                    c = true;
                    break;
                }
            }
            if (c) {
                v.add(db.get(i).get(0));
                v.add(n);
                v.add(j);
                v.add(tp);
                v.add(tk);
               
                db.setElementAt(v, i);
                updateTable2();
                JOptionPane.showMessageDialog(this, "Proses update sukses.");
            } else {
                v.add(no);
                v.add(n);
                v.add(j);
                v.add(tp);
                v.add(tk);
               
                db.add(v);
                updateTable2();
                b++;
                JOptionPane.showMessageDialog(this, "Proses simpan sukses.");
            }
            tfnama.setText("");
            tfjudul.setText("");
            tftgl.setText("");
            tfback.setText("");
          
        }
    }                                       

    private void jButton5ActionPerformed(java.awt.event.ActionEvent evt) {                                         
        // TODO add your handling code here:
       
       
       
        DefaultTableModel mod = (DefaultTableModel) tbllap.getModel();
        String[] jud = {"No", "Nama", "Judul", "Tanggal Pinjam", "Tanggal Kembali"};
        String[][] isi = new String[tbllap.getRowCount()][tbllap.getColumnCount()];
        for (int i = 0; i < tbllap.getRowCount(); i++) {
            for (int j = 0; j < tbllap.getColumnCount(); j++) {
                isi[i][j] = mod.getValueAt(i, j).toString();
            }
             try {
                cetakkarcismobil cetak
                         = new cetakkarcismobil(jud, isi, tbllap.getRowCount(), tbllap.getColumnCount());
             } catch (FileNotFoundException ex) {
                 Logger.getLogger(perpus.class.getName()).log(Level.SEVERE, null, ex);
             } catch (DocumentException ex) {
                 Logger.getLogger(perpus.class.getName()).log(Level.SEVERE, null, ex);
             }
         JOptionPane.showMessageDialog(null, "Karcis telah Siap");
    }
    }                                       

    /**
     * @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(perpus.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (InstantiationException ex) {
            java.util.logging.Logger.getLogger(perpus.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (IllegalAccessException ex) {
            java.util.logging.Logger.getLogger(perpus.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (javax.swing.UnsupportedLookAndFeelException ex) {
            java.util.logging.Logger.getLogger(perpus.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 perpus().setVisible(true);
            }
        });
    }


8. Untuk lebih jelasnya   silakan lihat dan download disini

Project UAS ( Program Minibank ++ ) Dalam mengerjakan project untuk UAS semester 2 ini  saya membuat mini program ( minibank++ ). Fitur...