TUGAS BESAR KELOMPOK 3A

    List Program Aplikasi Mesin Kasir

import java.io.*;

import java.util.*;

public class tubes{

          // deklarasi variabel global

          public static String[]namaBarang = new String[50];

          public static int[]jumlahBarang = new int[100];

          public static int[]hargaBarang = new int[100];

          public static int i =0;

          public static int data;

          public static String tanggal="";

          public static int bayar=0;

          public static String a= " ";

          static PrintStream tulisFile=null;

          static Scanner bacaFile=null;

          static String namaFile="";

          public static void Menu(){

                      Scanner masuk= new Scanner (System.in);

                      int pilih=0;

                      while(pilih!=3){

                                  System.out.println("Menu:\n1.Transaksi Baru \n2.Membaca Struk Yang Sudah Dibuat \n3.Exit");

                                  System.out.print("Masukan Pilihan Anda ");

                                  pilih=masuk.nextInt();

                                  if(pilih==1)

                                              TransaksiBaru();

                                  else if(pilih==2)

                                              BacaStruk();

         

                      }

          }

          public static void TransaksiBaru(){

                      Scanner masuk = new Scanner (System.in);

                      System.out.println("");

                    System.out.println("==========================================================================");

                      System.out.println("\t\t| KOPERASI MAHASISWA IT TELKOM|");

                    System.out.println("==========================================================================");

                      System.out.println("\t\t Menjual berbagai kebutuhan mahasiswa");

                      System.out.println("\t \t Jln. Telekomunikasi No 1");

                      System.out.println("");

                      System.out.print("Tanggal penjualan \t    : ");

                      tanggal =masuk.nextLine();

                      System.out.print("Jumlah Jenis  Barang \t    : ");

                      String jumlah=masuk.nextLine();

                      data = Integer.valueOf(jumlah).intValue();

                      for(int i=0;i

                                  //input nama barang

                                  System.out.println("");

                                  System.out.print("Nama Barang Ke-"+(i+1)+"  : ");

                                  String nama=masuk.nextLine();

                                  namaBarang[i]=nama;

                                  //input jumlah barang

                                  System.out.print("Jumlah            : ");

                                  String jlh=masuk.nextLine();

                                  int jmlh = Integer.valueOf(jlh).intValue();

                                  jumlahBarang[i]=jmlh;

                                  //input harga barang

                                  System.out.print("Harga Rp          : ");

                                  String har=masuk.nextLine();

                                  int harga = Integer.valueOf(har).intValue();

                                  hargaBarang[i]=harga;

                                  }

                      System.out.println("");

                      System.out.println("");

                    System.out.println("=========================================================================");

                      System.out.println("NO|\tN.BARANG|\t JUMLAH|\t HARGA| \t TOTAL      |");

                    System.out.println("=========================================================================");

                      int totalPenjualan=0;

                      int i;

                      for(  i=0;i

                                  System.out.println((i+1)+"\t\t"+namaBarang[i]+" \t\t"+jumlahBarang[i]+ "\t\t"+hargaBarang[i]+"\t\t"+(jumlahBarang[i]*hargaBarang[i]));

                                  totalPenjualan = totalPenjualan + (jumlahBarang[i]*hargaBarang[i]);

                                  }

                    System.out.println("=========================================================================");

                      System.out.println(" ");

                      System.out.println ("TOTAL  : "+totalPenjualan);

                      System.out.println(" ");

                      System.out.print ("BAYAR  : ");

                      bayar = masuk.nextInt();

                      System.out.println(" ");

                      System.out.println("KEMBALI: "+(bayar-totalPenjualan));

                      System.out.println(" ");

                      System.out.println(" ");

                      System.out.println(" ");

                      System.out.println(" ");

                      System.out.println(" ");

                      System.out.println("=========================================");

                      System.out.println(" \t| Barang Yang Sudah Dibeli Tidak Dapat Di Kembalikan|");

                      System.out.println(" \t\t| TERIMA KASIH ATAS KUNJUNGAN ANDA |");

                      System.out.println("============================================");

                      System.out.print("Tentukan Nama File Struk(dalam format txt ): ");

                      String namafile=masuk.next();

                      PrintWriter fileOutput = null;

                      try {

                                  fileOutput = new PrintWriter(new FileOutputStream(namafile));

                                  System.out.println("Struk Berhasil Dibuat");

                      }

                      catch (FileNotFoundException gagal) {

                                  System.out.println("Maaf Struk Gagal Dibuat");

                                  return;

                                  }

                                 

                      //Menulis ke dalam file

                      fileOutput.println( );

                      fileOutput.println("");

                      fileOutput.println("=============================================");

                      fileOutput.println(" \t\t |KOPERASI MAHASISWA IT TELKOM|");

                      fileOutput.println("=========================================");

                      fileOutput.println(" \t \t  Menjual berbagai kebutuhan mahasiswa");

                      fileOutput.println(" \t  \t  Jln. Telekomunikasi No 1");

                      fileOutput.println("");

                      fileOutput.println("Tanggal penjualan :  " +tanggal);

                      fileOutput.println("");

                      fileOutput.println("");

                      fileOutput.println("=============================================");

                      fileOutput.println("NO|\tN.BARANG|\t JUMLAH|\t HARGA| \t TOTAL     

                      fileOutput.println("=============================================");

                      for(  i=0;i

                                  fileOutput.println((i+1)+"\t\t"+namaBarang[i]+" \t\t"+jumlahBarang[i]+ "\t\t"+hargaBarang[i]+"\t\t"+(jumlahBarang[i]*hargaBarang[i]));

                                  totalPenjualan = totalPenjualan ;}

                      fileOutput.println("=============================================");

                      fileOutput.println(" ");

                      fileOutput.println ("TOTAL  : "+totalPenjualan);

                      fileOutput.println(" ");

                      fileOutput.println ("BAYAR  : "+bayar);

                      fileOutput.println(" ");

                      fileOutput.println("KEMBALI: "+(bayar-totalPenjualan));

                      fileOutput.println(" ");

                      fileOutput.println(" ");

                      fileOutput.println("=============================================");

fileOutput.println(" \t| Barang Yang Sudah Dibeli Tidak Dapat Di Kembalikan|");

                      fileOutput.println(" \t\t| TERIMA KASIH ATAS KUNJUNGAN ANDA |");

                      fileOutput.println("=============================================");

                      System.out.println("file berhasil di tulis");

                      fileOutput.close();

                     

                     

          }

         

         

          // program baca kwitansi

          public static void BacaStruk(){

                      System.out.println();

                      Scanner masuk = new Scanner (System.in);

                      System.out.println("Contoh Format : Struk.txt");

System.out.println("Untuk Membaca Struks, Tentukan Nama File Struk Yang Sudah Anda Buat: ");

                      String namaFile= masuk.next();

                      // membuat koneksi file

                      FileInputStream fileInput = null;

                      try{

                                  fileInput = new FileInputStream(namaFile);

                                  System.out.println("Ini Cetakan Struk");

                                  System.out.println();

                                  }

                      catch (FileNotFoundException gagal){

                                  System.out.println("Struk Tidak Berasil Di Baca");

                      }

                      // membaca file

                      int data;

                      try {

                                  while ((data=fileInput.read())!=-1){

                                              System.out.print((char)data);

                                  }

                      }

                      catch (IOException gagal){

                                  System.out.println(gagal.getMessage());

                                  return;

                      }

                      try{

                                  fileInput.close();

                      }

                      catch (IOException gagal){}

                      }

          //program utama

          public static void main(String [] args){

                     

              Menu();

         

          }`