Tugas PBO Ticket Machine

Edgar Andrew Hutauruk
05111740000166
PBO B

Sorce Code:
1.Main

 /**  
  * Write a description of class Tiket here.  
  *  
  * @author (Edgar Andrew Hutauruk)  
  * @version (17/09/2018)  
  */  
 import java.util.Scanner;  
 public class Mymain  
 {  
   public static void main(){  
     Scanner scan= new Scanner(System.in);  
     int price,menu,balance;  
     System.out.println("Masukkan harga tiket : ");  
     price = scan.nextInt();  
     TicketMachine ticket = new TicketMachine(price);  
     balance= ticket.balance;  
     System.out.println("1. Get Price");  
     System.out.println("2. Get Balance");  
     System.out.println("3. Insert Money");  
     System.out.println("4. Print Ticket");  
     while(true)   
      {   
        menu=scan.nextInt();   
        if(menu==1)   
        {   
          ticket.getPrice();   
        }   
        else if(menu==2)   
        {   
          ticket.getBalance();   
        }   
        else if(menu==3)   
        {   
          System.out.println("Masukkan uang anda : ");  
          int money=scan.nextInt();   
          ticket.insertMoney(money);   
        }   
        else if(menu==4)   
        {   
          ticket.printTicket();   
          break;   
         }   
       }   
     }  
   }  

2.Mesin Tiket

 /**  
  * Write a description of class TicketMachine here.  
  *  
  * @author (Edgar Andrew Hutauruk)  
  * @version (17/09/2018)  
  */  
 public class TicketMachine  
 {  
   //harga tiket  
   public int price;  
   //uang yang dimasukkan  
   public int balance;  
   //uang yang telah terkumpul  
   public int total;  
   public int sementara;  
   //masukkan harga tiket  
   public TicketMachine(int ticketCost)  
   {  
     price = ticketCost;  
     balance = 0;  
     total = 0;  
     sementara = 0;  
   }  
   //print harganaya  
   public int getPrice(){  
     System.out.println("Harga Tiket : Rp."+price);  
     return price;  
   }  
   //print jumalah uang  
   public int getBalance(){  
     System.out.println("Uang Anda : Rp."+balance);  
     sementara = price - balance;  
     if(sementara>=0)  
     {  
     System.out.println("Anda perlu menambahkan : Rp."+(price-balance));  
     return balance;  
   }  
   else  
   {  
      System.out.println("Anda memiliki kembalian : Rp."+(balance-price));  
      return balance;  
   }  
   }    
   //memasukkan uang  
   public void insertMoney(int amount){  
     if(amount > 0)  
     {  
       balance = balance + amount;  
     }  
     else  
     {  
       System.out.println("Telah menambahkan Rp."+amount);  
     }  
   }  
   //print tiker  
   public void printTicket(){  
     if(balance >= price){  
     System.out.println("####################");  
     System.out.println("# PT. Kereta Kuda");  
     System.out.println("# Disimpan dengan baik");  
     System.out.println("# Harga tiket : Rp."+price);  
     System.out.println("#Selamat bersenang-senang");  
     System.out.println("####################");  
     System.out.println();  
     total = total + balance;  
     balance = 0;  
   }  
   else{  
     System.out.println("####################");  
     System.out.println("Tiket tidak dapat dicetak");  
     System.out.println("Anda harus memasukkan uang sebesar : Rp."+(price-balance));  
     System.out.println("####################");  
   }  
   }  
 }