Selasa, 09 Mei 2017

PROGRAM PENGENAPAN HOTEL



Assalamualaikum W.r W.b
Nama  : Moh.Alfarisyi
NIM    : 161011400133
Kelas   : 02TPLP001
Untuk Tugas Kali ini yang ingin saya bahas adalah bagaimana membuat Form Aplikasi  Hotel menggunakan Bahasa Pemrograman Java NetBeans.
Pertama Buka Netbeans
Klik File > New Project > Lalu buat Class dengan nama hotel
Untuk awal design Form Aplikasi Jawa Swing Gui pada Netbeans sebagai berikut :


Berikut Code Action :
import javax.swing.JOptionPane;

/**
 *
 * @author test
 */
public class FrameHotel extends javax.swing.JFrame {
    double jenis, lama, tarif=0, bayar,diskon,flag,fixbayar,mt=0,m1=10000,m2=20000,m3=30000,m4=40000,m5=50000,duitorang,kembali;
    String nama="",m="";
 

    /**
     * Creates new form FrameHotel
     */
    public FrameHotel() {
        initComponents();
    }

    /**
     * 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() {

        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();
        jLabel7 = new javax.swing.JLabel();
        jLabel8 = new javax.swing.JLabel();
        txnama = new javax.swing.JTextField();
        cb1 = new javax.swing.JComboBox<>();
        txlama = new javax.swing.JTextField();
        bthasil = new javax.swing.JButton();
        bthapus = new javax.swing.JButton();
        hslnama = new javax.swing.JTextField();
        hsljenis = new javax.swing.JTextField();
        hslharga = new javax.swing.JTextField();
        totalbayar = new javax.swing.JTextField();
        rb1 = new javax.swing.JRadioButton();
        rb2 = new javax.swing.JRadioButton();
        tdiskon = new javax.swing.JTextField();
        jLabel9 = new javax.swing.JLabel();
        jLabel10 = new javax.swing.JLabel();
        tbayar = new javax.swing.JTextField();
        c1 = new javax.swing.JCheckBox();
        jLabel13 = new javax.swing.JLabel();
        c2 = new javax.swing.JCheckBox();
        c3 = new javax.swing.JCheckBox();
        jLabel14 = new javax.swing.JLabel();
        c4 = new javax.swing.JCheckBox();
        c5 = new javax.swing.JCheckBox();
        jLabel12 = new javax.swing.JLabel();
        jScrollPane2 = new javax.swing.JScrollPane();
        tm = new javax.swing.JTextArea();
        hmt = new javax.swing.JTextField();
        jLabel15 = new javax.swing.JLabel();
        jLabel16 = new javax.swing.JLabel();
        jLabel17 = new javax.swing.JLabel();
        jLabel18 = new javax.swing.JLabel();
        jLabel19 = new javax.swing.JLabel();
        jLabel20 = new javax.swing.JLabel();
        jLabel21 = new javax.swing.JLabel();
        jLabel22 = new javax.swing.JLabel();
        jLabel23 = new javax.swing.JLabel();
        tampilbayar = new javax.swing.JTextField();
        jLabel11 = new javax.swing.JLabel();
        tampilkembali = new javax.swing.JTextField();
        jLabel24 = new javax.swing.JLabel();
        btbayar = new javax.swing.JButton();
        Bkeluar = new javax.swing.JButton();

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);

        jLabel1.setFont(new java.awt.Font("Traditional Arabic", 3, 24)); // NOI18N
        jLabel1.setText("Hotel Paris");

        jLabel2.setText("Nama Pelanggan");

        jLabel3.setText("No Jenis Kamar (1-4)");

        jLabel4.setText("Lama Menginap");

        jLabel5.setText("Nama");

        jLabel6.setText("Jenis Kamar");

        jLabel7.setText("Harga Kamar");

        jLabel8.setText("Harga Bayar");

        cb1.setFont(new java.awt.Font("Showcard Gothic", 3, 10)); // NOI18N
        cb1.setForeground(new java.awt.Color(51, 51, 51));
        cb1.setModel(new javax.swing.DefaultComboBoxModel<>(new String[] { "---Pilihan---", "Easy", "Medium", "Hard", "Expret" }));
        cb1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cb1ActionPerformed(evt);
            }
        });

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

        bthasil.setText("PROSES");
        bthasil.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                bthasilActionPerformed(evt);
            }
        });

        bthapus.setText("RESET");
        bthapus.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                bthapusActionPerformed(evt);
            }
        });

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

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

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

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

        rb1.setText("Member");
        rb1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                rb1ActionPerformed(evt);
            }
        });

        rb2.setText("Non - Member");
        rb2.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                rb2ActionPerformed(evt);
            }
        });

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

        jLabel9.setText("Diskon");

        jLabel10.setText("Total Bayar :");

        c1.setText("1. Makan Pagi Rp. 10.000");
        c1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                c1ActionPerformed(evt);
            }
        });

        jLabel13.setText("Menu Tambahan :");

        c2.setText("2. Makan Siang Rp.20.000");

        c3.setText("3. Makan Malam Rp.30.000");
        c3.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                c3ActionPerformed(evt);
            }
        });

        jLabel14.setText("__________________________");

        c4.setText("4. Refleksi Rp.40.000");

        c5.setText("5. Pelayan Rp.50.000");

        jLabel12.setText("Menu Tambahan");

        tm.setColumns(20);
        tm.setRows(5);
        jScrollPane2.setViewportView(tm);

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

        jLabel15.setText("Harga Menu");

        jLabel17.setText("Jenis Kamar Hotel:  ");

        jLabel18.setText("2. Medium = Rp.200.000/ Day");

        jLabel19.setText("1. Easy =  Rp.100.000/ Day");

        jLabel20.setText("3. Hard = Rp.300.000/ Day");

        jLabel21.setText("4. Expret = Rp. 400.000/ Day");

        jLabel22.setText("## Jika Member Mendapat Diskon 50% Dari Total Harga Kamar * Lama Menginap");

        jLabel23.setText("## Jika Non-Member Tidak Mendapat Diskon");

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

        jLabel11.setText("Bayar :");

        jLabel24.setText("Kembali :");

        btbayar.setText("BAYAR");
        btbayar.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                btbayarActionPerformed(evt);
            }
        });

        Bkeluar.setText("KELUAR");
        Bkeluar.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                BkeluarActionPerformed(evt);
            }
        });

        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(33, 33, 33)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(layout.createSequentialGroup()
                        .addGap(120, 120, 120)
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addGroup(layout.createSequentialGroup()
                                .addComponent(jLabel17)
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                    .addComponent(jLabel20)
                                    .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                                        .addComponent(jLabel18, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                                        .addComponent(jLabel19, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                                        .addComponent(jLabel21, javax.swing.GroupLayout.PREFERRED_SIZE, 146, javax.swing.GroupLayout.PREFERRED_SIZE))))
                            .addGroup(layout.createSequentialGroup()
                                .addGap(10, 10, 10)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                    .addComponent(jLabel22)
                                    .addComponent(jLabel23))))
                        .addGap(0, 0, Short.MAX_VALUE))
                    .addGroup(layout.createSequentialGroup()
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                    .addGroup(layout.createSequentialGroup()
                                        .addComponent(jLabel2)
                                        .addGap(173, 173, 173)
                                        .addComponent(txnama, javax.swing.GroupLayout.PREFERRED_SIZE, 149, javax.swing.GroupLayout.PREFERRED_SIZE))
                                    .addGroup(layout.createSequentialGroup()
                                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                            .addComponent(jLabel3)
                                            .addComponent(jLabel4))
                                        .addGap(153, 153, 153)
                                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                            .addComponent(cb1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                                            .addComponent(txlama, javax.swing.GroupLayout.PREFERRED_SIZE, 149, javax.swing.GroupLayout.PREFERRED_SIZE)))
                                    .addGroup(layout.createSequentialGroup()
                                        .addGap(139, 139, 139)
                                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                            .addComponent(hslnama, javax.swing.GroupLayout.PREFERRED_SIZE, 149, javax.swing.GroupLayout.PREFERRED_SIZE)
                                            .addComponent(hsljenis, javax.swing.GroupLayout.PREFERRED_SIZE, 149, javax.swing.GroupLayout.PREFERRED_SIZE)
                                            .addComponent(hslharga, javax.swing.GroupLayout.PREFERRED_SIZE, 149, javax.swing.GroupLayout.PREFERRED_SIZE)))
                                    .addComponent(jLabel6)
                                    .addComponent(jLabel7)
                                    .addComponent(jLabel5, javax.swing.GroupLayout.PREFERRED_SIZE, 57, javax.swing.GroupLayout.PREFERRED_SIZE)
                                    .addGroup(layout.createSequentialGroup()
                                        .addComponent(jLabel12)
                                        .addGap(39, 39, 39)
                                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                            .addGroup(layout.createSequentialGroup()
                                                .addComponent(rb1)
                                                .addGap(70, 70, 70)
                                                .addComponent(rb2))
                                            .addComponent(jScrollPane2, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.PREFERRED_SIZE, 226, javax.swing.GroupLayout.PREFERRED_SIZE))))
                                .addGroup(layout.createSequentialGroup()
                                    .addGap(280, 280, 280)
                                    .addComponent(jLabel1)))
                            .addGroup(layout.createSequentialGroup()
                                .addGap(232, 232, 232)
                                .addComponent(jLabel16))
                            .addGroup(layout.createSequentialGroup()
                                .addGap(163, 163, 163)
                                .addComponent(bthasil)
                                .addGap(8, 8, 8)
                                .addComponent(bthapus)))
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addGroup(layout.createSequentialGroup()
                                .addGap(25, 25, 25)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                    .addComponent(c4)
                                    .addComponent(c2)
                                    .addComponent(c3)
                                    .addComponent(c1)
                                    .addComponent(c5)
                                    .addComponent(jLabel13))
                                .addContainerGap(88, Short.MAX_VALUE))
                            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                    .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                                            .addGroup(layout.createSequentialGroup()
                                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                                    .addComponent(jLabel9)
                                                    .addComponent(jLabel8))
                                                .addGap(19, 19, 19))
                                            .addGroup(layout.createSequentialGroup()
                                                .addComponent(jLabel15)
                                                .addGap(18, 18, 18)))
                                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
                                                .addComponent(tdiskon)
                                                .addComponent(hmt, javax.swing.GroupLayout.PREFERRED_SIZE, 156, javax.swing.GroupLayout.PREFERRED_SIZE))
                                            .addComponent(totalbayar, javax.swing.GroupLayout.PREFERRED_SIZE, 156, javax.swing.GroupLayout.PREFERRED_SIZE)))
                                    .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                            .addComponent(jLabel10)
                                            .addComponent(jLabel11)
                                            .addComponent(jLabel24))
                                        .addGap(17, 17, 17)
                                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                            .addComponent(tampilkembali)
                                            .addComponent(tampilbayar, javax.swing.GroupLayout.Alignment.TRAILING)
                                            .addComponent(tbayar))))
                                .addContainerGap())))))
            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                        .addComponent(jLabel14)
                        .addContainerGap())
                    .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                        .addComponent(btbayar)
                        .addGap(38, 38, 38)
                        .addComponent(Bkeluar)
                        .addGap(27, 27, 27))))
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addComponent(jLabel1)
                .addGap(3, 3, 3)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                        .addComponent(jLabel17, javax.swing.GroupLayout.PREFERRED_SIZE, 29, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addComponent(jLabel19))
                    .addGroup(layout.createSequentialGroup()
                        .addGap(27, 27, 27)
                        .addComponent(jLabel18, javax.swing.GroupLayout.PREFERRED_SIZE, 14, javax.swing.GroupLayout.PREFERRED_SIZE)))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addComponent(jLabel20)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addComponent(jLabel21)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addComponent(jLabel22)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(layout.createSequentialGroup()
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(jLabel23)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                            .addGroup(layout.createSequentialGroup()
                                .addComponent(jLabel13)
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                .addComponent(c1)
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                .addComponent(c2)
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                .addComponent(c3)
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                .addComponent(c4)
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                .addComponent(c5)
                                .addGap(18, 18, 18)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                    .addComponent(totalbayar, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                                    .addComponent(jLabel8))
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                                    .addComponent(tdiskon, javax.swing.GroupLayout.PREFERRED_SIZE, 24, javax.swing.GroupLayout.PREFERRED_SIZE)
                                    .addComponent(jLabel9))
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                                    .addComponent(hmt, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                                    .addComponent(jLabel15))
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                .addComponent(jLabel14)
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                                    .addComponent(tbayar, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                                    .addComponent(jLabel10))
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                                    .addComponent(tampilbayar, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                                    .addComponent(jLabel11))
                                .addGap(18, 18, 18)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                                    .addComponent(tampilkembali, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                                    .addComponent(jLabel24))
                                .addGap(34, 34, 34))
                            .addGroup(layout.createSequentialGroup()
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                    .addGroup(layout.createSequentialGroup()
                                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                                            .addComponent(jLabel2)
                                            .addComponent(txnama, 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.BASELINE)
                                            .addComponent(cb1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                                            .addComponent(jLabel3, javax.swing.GroupLayout.PREFERRED_SIZE, 21, javax.swing.GroupLayout.PREFERRED_SIZE))
                                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                                            .addComponent(jLabel4)
                                            .addComponent(txlama, 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(rb1)
                                            .addComponent(rb2))
                                        .addGap(18, 18, 18)
                                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                                            .addComponent(bthasil, javax.swing.GroupLayout.PREFERRED_SIZE, 34, javax.swing.GroupLayout.PREFERRED_SIZE)
                                            .addComponent(bthapus, javax.swing.GroupLayout.PREFERRED_SIZE, 34, 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.BASELINE)
                                            .addComponent(hslnama, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                                            .addComponent(jLabel5))
                                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                            .addGroup(layout.createSequentialGroup()
                                                .addComponent(jLabel6)
                                                .addGap(24, 24, 24))
                                            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                                                .addComponent(hsljenis, 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.LEADING)
                                            .addComponent(hslharga, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                                            .addComponent(jLabel7)))
                                    .addGroup(layout.createSequentialGroup()
                                        .addGap(223, 223, 223)
                                        .addComponent(jLabel16)
                                        .addGap(40, 40, 40)))
                                .addGap(18, 18, 18)
                                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                    .addComponent(jLabel12)
                                    .addComponent(jScrollPane2, javax.swing.GroupLayout.PREFERRED_SIZE, 153, javax.swing.GroupLayout.PREFERRED_SIZE))))
                        .addGap(40, 40, 40))
                    .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                            .addComponent(btbayar)
                            .addComponent(Bkeluar))
                        .addContainerGap())))
        );

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

    private void bthasilActionPerformed(java.awt.event.ActionEvent evt) {                                       
        // TODO add your handling code here:
        nama = String.valueOf(txnama.getText());
        lama = Float.parseFloat(txlama.getText());      
        hslnama.setText("" + nama);
       
        if (c1.isSelected()) {
            mt= mt+m1;
        }
        if (c2.isSelected()) {
            mt= mt+m2;
        }
        if (c3.isSelected()) {
            mt= mt+m3;
        }
        if (c4.isSelected()) {
            mt= mt+m4;
        }
        if (c5.isSelected()) {
            mt= mt+m5;
        }
       
        if (c1.isSelected()) {
            m = m + " " + c1.getText() + '\n';
        }
        if (c2.isSelected()) {
            m = m + " " + c2.getText() + '\n';
        }
        if (c3.isSelected()) {
            m = m + " " + c3.getText() + '\n';
        }
        if (c4.isSelected()) {
            m = m + " " + c4.getText() + '\n';
        }
        if (c5.isSelected()) {
            m = m + " " + c5.getText() + '\n';
        }
        tm.setText(m);
       
        if (cb1.getSelectedItem() == "Easy") {
       
            hsljenis.setText("Easy Room");
            hslharga.setText("Rp. 100000/hari");
            tarif = lama * 100000;
            totalbayar.setText("Rp. " + tarif);
        } else if (cb1.getSelectedItem() == "Medium"){
           
            hsljenis.setText("Medium Room");
            hslharga.setText("Rp. 200000/hari");
            tarif = lama * 200000;
            totalbayar.setText("Rp. " + tarif);
        } else if (cb1.getSelectedItem() == "Hard"){
           
            hsljenis.setText("Hard Room");
            hslharga.setText("Rp. 300000/hari");
            tarif = lama * 300000;
            totalbayar.setText("Rp. " + tarif);
        } else if (cb1.getSelectedItem() == "Expret"){
           
            hsljenis.setText("Expret Room");
            hslharga.setText("Rp. 400000/hari");
            tarif = lama * 400000;
            totalbayar.setText("Rp. " + tarif);
        }
      
        if(flag==1) {
            diskon = 0.5 * tarif;
        } else {
            diskon = 0;
        }
       
       
       
        tdiskon.setText("Rp. "+diskon);
       
        fixbayar = tarif - diskon + mt;
        tbayar.setText("Rp. "+fixbayar);
       
        hmt.setText("Rp. "+mt);
       
    }                                      

    private void bthapusActionPerformed(java.awt.event.ActionEvent evt) {                                        
        // TODO add your handling code here:
       
        double jenis=0, lama=0, tarif=0, bayar=0,diskon=0,flag=0,fixbayar=0,mt=0,duitorang=0,kembali=0;
        txnama.setText("");
        cb1.setSelectedItem(null);
        txlama.setText("");
        hslnama.setText("");
        hsljenis.setText("");
        hslharga.setText("");
        rb2.setSelected(false);
        rb1.setSelected(false);
        totalbayar.setText("");
        tdiskon.setText("");
        tbayar.setText("");
        c1.setSelected(false);
        c2.setSelected(false);
        c3.setSelected(false);
        c4.setSelected(false);
        c5.setSelected(false);
        tm.setText("");
        hmt.setText("");
        tampilbayar.setText("");
        tampilkembali.setText("");
       
       
       
    }                                      

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

    private void rb1ActionPerformed(java.awt.event.ActionEvent evt) {                                   
        // TODO add your handling code here:
        rb2.setSelected(false);
        flag = 1;
    }                                  

    private void rb2ActionPerformed(java.awt.event.ActionEvent evt) {                                   
        // TODO add your handling code here:
        rb1.setSelected(false);
        flag = 0;
    }                                   

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

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

    private void c3ActionPerformed(java.awt.event.ActionEvent evt) {                                  
        // TODO add your handling code here:
    }                                 

    private void c1ActionPerformed(java.awt.event.ActionEvent evt) {                                  
        // TODO add your handling code here:
    }                                 

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

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

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

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

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

    private void btbayarActionPerformed(java.awt.event.ActionEvent evt) {                                       
        // TODO add your handling code here:
        duitorang = Float.parseFloat(tampilbayar.getText());
        kembali = duitorang - fixbayar;
        tampilkembali.setText("Rp. "+kembali);
    }                                      

    private void cb1ActionPerformed(java.awt.event.ActionEvent evt) {                                   
        // TODO add your handling code here:
    }                                  

    private void BkeluarActionPerformed(java.awt.event.ActionEvent evt) {                                       
        // TODO add your handling code here:
        int answer = JOptionPane.showConfirmDialog(null, "Thanks", "Selesai", JOptionPane.OK_OPTION);
        if (answer == JOptionPane.OK_OPTION){
            dispose();
        }
    }                                       

    /**
     * @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(FrameHotel.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (InstantiationException ex) {
            java.util.logging.Logger.getLogger(FrameHotel.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (IllegalAccessException ex) {
            java.util.logging.Logger.getLogger(FrameHotel.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (javax.swing.UnsupportedLookAndFeelException ex) {
            java.util.logging.Logger.getLogger(FrameHotel.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() {
                JOptionPane.showMessageDialog(null, "Selamat Datang Di HITEL PARIS");
                new FrameHotel().setVisible(true);
               
            }
        });
    }
Berikut ini adalah hasil proram setelah dijalankan :
selesai sudah tugas saya kali ini, mohon maaf apabila ada kesalahan dalam menjelaskan program yang diatas, semoga menginspirasi dan berguna untuk temen temen yang sedang belajar.
Wassalamualaikum w.r w.b