Contoh menu makanan java console

/*
 * MID 1 tong.java
 *
 * Copyright 2015 gatotkoco <gatotkoco@MasDell>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 * MA 02110-1301, USA.
 *
 *
 */

import java.util.*;

public class menumakanan

{

    public static void main(String args[])

    {

       String pilih_lagi;
       String nama;
       String status;
       Scanner scan = new Scanner(System.in);
        int totalbayar=0;
        int paketA=17000,paketB=30000,paketC=23000,paketD=19000;
                System.out.println("======================Menu============================= :");
                System.out.println("[1]. Paket A = Ayam bakar Rp.20.000, Jus Jeruk Rp.15.000");
                System.out.println("[2]. Paket B = Nasi Rawon Rp.18.000, Jus Sirsak Rp.12.000");
                System.out.println("[3]. Paket C = Nasi Goreng Rp.15.000, Jus Mangga Rp.8.000");
                System.out.println("[4]. Paket D = Nasi Kuning Rp.10.000, Air Mineral Rp.1.000");
                System.out.println("[5]. Exit");

             System.out.print("\nNama Pembeli  : ");
              nama = scan.nextLine();
             System.out.print("Status Pembeli: ");
              status = scan.nextLine();
            for(pilih_lagi="y";pilih_lagi.equals("Y")||pilih_lagi.equals("y");)
            {

              System.out.print("\nMasukkan Pilihan anda (Nomor menu): ");

              int opsi = scan.nextInt();

                switch(opsi)

                {

                    case 1 :System.out.println("Anda memilih Paket A");
                            System.out.println("Ayam Bakar Rp.20000");
                            System.out.println("Jus Jeruk Rp.15000");

                            if ("karyawan".equals(status)||"KARYAWAN".equals(status)){
                                    totalbayar=(totalbayar+paketA)*10/100;
                                }else if(totalbayar>150000){
                                     totalbayar=(totalbayar+paketA)*40/100;
                                    }else if(totalbayar>10000){
                                     totalbayar=(totalbayar+paketA)*20/100;
                                        }
                                        else{
                                        totalbayar=totalbayar+paketA;
                                        }
                    break;

                    case 2 :System.out.println("Anda memilih Paket B");
                            System.out.println("Nasi Rawon Rp.18000");
                            System.out.println("Jus Sirsak Rp.12000");

                            if ("karyawan".equals(status)||"KARYAWAN".equals(status)){
                                    totalbayar=totalbayar+paketB*10/100;
                                }else if(totalbayar>150000){
                                     totalbayar=totalbayar+paketB*40/100;
                                    }
                                    else if(totalbayar>100000){
                                     totalbayar=(totalbayar+paketB)*20/100;
                                        }
                                    else{
                                        totalbayar=totalbayar+paketB;
                                        }
                    break;

                    case 3 :System.out.println("Anda memilih Paket C");
                            System.out.println("Nasi Goreng Rp.15000");
                            System.out.println("Jus Mangga Rp.8000");

                            if ("karyawan".equals(status)||"KARYAWAN".equals(status)){
                                    totalbayar=totalbayar+paketC*10/100;
                                }else if(totalbayar>150000){
                                     totalbayar=(totalbayar+paketC)*40/100;
                                    }
                                    else if(totalbayar>100000){
                                     totalbayar=(totalbayar+paketC)*20/100;
                                        }
                                        else{
                                            totalbayar=totalbayar+paketC;
                                            }
                    break;

                    case 4 :System.out.println("Anda memilih Paket D");
                            System.out.println("Nasi Kuning Rp.18000");
                            System.out.println("Air mineral Rp.1000");

                            if ("karyawan".equals(status)||"KARYAWAN".equals(status)){
                                    totalbayar=totalbayar+paketD*10/100;
                                }else if(totalbayar>150000){
                                     totalbayar=totalbayar+paketD*40/100;
                                    }
                                    else if(totalbayar>100000){
                                     totalbayar=(totalbayar+paketD)*20/100;
                                        }
                                            else{
                                                totalbayar=totalbayar+paketD;
                                            }

                    break;

                    case 5 : System.out.println("SELAMAT DATANG KEMBALI");

                             System.exit(0);

                    break;

                    default: System.out.println("Maaf .. pilihan Anda tidak ada");

                    break;

                }
                      System.out.print("Apakah ada lagi yang akan anda pesan? (Y/T) : ");//sbg penyataan apakah akan mengulang atau tidak
                pilih_lagi = scan.next();


            }
          System.out.println("\nCustomer atas nama       : "+nama);
          System.out.println("Customer Status          : "+status);
          //System.out.println("Pilihan Paket            : "+scan.nextInt);
          System.out.println("Total bayar              : Rp " +totalbayar);
          System.out.println("\n=========TERIMA KASIH SELAMAT DATANG KEMBALI=========");

    }

}