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@@ -17,6 +17,8 @@ public class TicketMachine
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private int balance;
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// The total amount of money collected by this machine.
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private int total;
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+
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+ private int score;
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/**
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* Create a machine that issues tickets of the given price.
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@@ -29,6 +31,36 @@ public class TicketMachine
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balance = 0;
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total = 0;
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}
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+
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+ public TicketMachine(){
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+ price = 0;
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+ balance = 0;
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+ total = 0;
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+ }
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+
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+ public void setPrice(int ticketCost) {
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+ price = ticketCost;
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+ }
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+
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+ public void empty(){
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+ total = 0;
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+ }
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+
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+ public void prompt() {
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+ System.out.println("Please inser the correct amount of money");
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+ }
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+
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+ public void showPrice(){
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+ System.out.println("The price of a ticket is " + price);
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+ }
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+
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+ public void discount(int amount){
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+ price = price - amount;
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+ }
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+
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+ public void increase(int points){
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+ score += points;
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+ }
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/**
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* Return the price of a ticket.
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@@ -47,12 +79,18 @@ public class TicketMachine
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return balance;
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}
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+
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/**
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* Receive an amount of money in cents from a customer.
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*/
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- public void insertMoney(int amount)
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- {
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- balance = balance + amount;
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+ public void insertMoney(int amount) {
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+
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+ if(amount > 0) {
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+ balance = balance + amount;
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+ } else {
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+ System.out.println("Use a positive amount: " + amount);
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+ }
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+
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}
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/**
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@@ -60,19 +98,31 @@ public class TicketMachine
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* Update the total collected and
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* reduce the balance to zero.
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*/
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- public void printTicket()
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- {
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- // Simulate the printing of a ticket.
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- System.out.println("##################");
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- System.out.println("# The BlueJ Line");
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- System.out.println("# Ticket");
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- System.out.println("# " + price + " cents.");
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- System.out.println("##################");
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- System.out.println();
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-
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- // Update the total collected with the balance.
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- total = total + balance;
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- // Clear the balance.
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+ public void printTicket() {
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+
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+ if(balance >= price) {
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+ // Simulate the printing of a ticket.
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+ System.out.println("##################");
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+ System.out.println("# The BlueJ Line");
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+ System.out.println("# Ticket");
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+ System.out.println("# " + price + " cents.");
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+ System.out.println("##################");
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+ System.out.println();
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+
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+ // Update the total collected with the balance.
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+ total = total + balance;
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+ // Clear the balance.
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+ balance = 0;
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+ } else {
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+ System.out.println("You must insert at least: " +
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+ (price - balance) + " cents.");
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+
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+ }
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+ }
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+ public int refundBalance() {
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+ int amountToRefund;
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+ amountToRefund = balance;
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balance = 0;
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+ return amountToRefund;
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}
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}
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Nicholas Maidanos
6 years ago