Finished

BetterTicketMachine.java

@@ -0,0 +1,131 @@
+/**
+ * TicketMachine models a ticket machine that issues
+ * flat-fare tickets.
+ * The price of a ticket is specified via the constructor.
+ * Instances will check to ensure that a user only enters
+ * sensible amounts of money, and will only print a ticket
+ * if enough money has been input.
+ * 
+ * @author David J. Barnes and Michael Kölling
+ * @version 2011.07.31
+ */
+public class BetterTicketMachine
+{
+    // The price of a ticket from this machine.
+    private int price;
+    // The amount of money entered by a customer so far.
+    private int balance;
+    // The total amount of money collected by this machine.
+    private int total;
+    private int saving;
+    private int discount;
+    private int mean;
+    private int count;
+    private int budget;
+
+
+
+    /**
+     * Create a machine that issues tickets of the given price.
+     */
+    public BetterTicketMachine(int ticketCost)
+    {
+        price = ticketCost;
+        balance = 0;
+        total = 0;
+    }
+
+    /**
+     * @Return The price of a ticket.
+     */
+    public int getPrice()
+    {
+        return price;
+    }
+
+    /**
+     * Return The amount of money already inserted for the
+     * next ticket.
+     */
+    public int getBalance()
+    {
+        return balance;
+    }
+
+    /**
+     * Receive an amount of money from a customer.
+     * Check that the amount is sensible.
+     */
+    public void insertMoney(int amount)
+    {
+        if(amount > 0) {
+            balance = balance + amount;
+        }
+        else {
+            System.out.println("Use a positive amount: " +
+                               amount);
+        }
+    }
+
+    /**
+     * Print a ticket if enough money has been inserted, and
+     * reduce the current balance by the ticket price. Print
+     * an error message if more money is required.
+     */
+    public void printTicket()
+    {
+        int amountLeftToPay = price - balance;
+
+
+        if(amountLeftToPay < 0) {
+            // Simulate the printing of a ticket.
+            System.out.println("##################");
+            System.out.println("# The BlueJ Line");
+            System.out.println("# Ticket");
+            System.out.println("# " + price + " cents.");
+            System.out.println("##################");
+            System.out.println();
+
+            // Update the total collected with the price.
+            total = total + price;
+            // Reduce the balance by the prince.
+            balance = balance - price;
+        }
+        else {
+            System.out.println("You must insert at least: " +
+                               (price - balance) + " more cents.");
+
+        }
+       saving = price * discount;
+       if(count > 0){
+           mean = total / count;
+        }
+        budget = 1000;
+       if(price > budget){
+        System.out.println("Too expensive " + budget);
+        }
+       else{
+        System.out.println("Just right");
+        }
+    }
+
+    public int emptyMachine(){
+    int resetTotal = total;
+    total= 0;
+    return resetTotal;
+    }
+
+
+
+    /**
+     * Return the money in the balance.
+     * The balance is cleared.
+     */
+    public int refundBalance()
+    {
+        int amountToRefund;
+        amountToRefund = balance;
+        balance = 0;
+        return amountToRefund;
+    }
+}

TicketMachine.java

@@ -17,15 +17,19 @@ public class TicketMachine
     private int balance;
     // The total amount of money collected by this machine.
     private int total;
+
+    private int status;
+
+    private int score;
 
     /**
      * Create a machine that issues tickets of the given price.
      * Note that the price must be greater than zero, and there
      * are no checks to ensure this.
      */
-    public TicketMachine(int ticketCost)
+    public TicketMachine()
     {
-        price = ticketCost;
+        price = 1000;
         balance = 0;
         total = 0;
     }
@@ -75,4 +79,41 @@ public void printTicket()
         // Clear the balance.
         balance = 0;
     }
+    public int getTotal()
+    {
+    return total;
+    }
+    public void setPrice(int ticketCost)
+    {
+        this.price = ticketCost;
+    }
+    /**
+     * Increase score by the given number of points.
+     */
+    public void increase(int points){
+    this.score = points + score;
+    }
+
+    /**
+     * Reduce price by the given amount.
+     */
+    public void discount(int amount){
+    this.price = price - amount;
+    }
+
+    public void prompt(){
+     System.out.println("Please insert the correct amount of money");
+    }
+    public void showPrice(){
+    System.out.println("The price of a ticket is " + price +" cents.");
+    }
+    public void empty(){
+    total=0; 
+    }
+    public TicketMachine(int price){
+
+    }
+
+
+
 }

bluej.pkg

@@ -1,20 +1,20 @@
 #BlueJ package file
 editor.fx.0.height=722
 editor.fx.0.width=800
-editor.fx.0.x=709
-editor.fx.0.y=113
+editor.fx.0.x=622
+editor.fx.0.y=23
 objectbench.height=101
-objectbench.width=461
+objectbench.width=776
 package.divider.horizontal=0.6
 package.divider.vertical=0.8007380073800738
 package.editor.height=427
 package.editor.width=674
-package.editor.x=1067
-package.editor.y=119
+package.editor.x=35
+package.editor.y=217
 package.frame.height=600
 package.frame.width=800
 package.numDependencies=0
-package.numTargets=1
+package.numTargets=2
 package.showExtends=true
 package.showUses=true
 project.charset=UTF-8
@@ -24,9 +24,16 @@ readme.width=47
 readme.x=10
 readme.y=10
 target1.height=50
-target1.name=TicketMachine
+target1.name=BetterTicketMachine
 target1.showInterface=false
 target1.type=ClassTarget
-target1.width=120
-target1.x=80
+target1.width=150
+target1.x=240
 target1.y=50
+target2.height=50
+target2.name=TicketMachine
+target2.showInterface=false
+target2.type=ClassTarget
+target2.width=120
+target2.x=80
+target2.y=50

package.bluej

@@ -1,20 +1,20 @@
 #BlueJ package file
 editor.fx.0.height=722
 editor.fx.0.width=800
-editor.fx.0.x=709
-editor.fx.0.y=113
+editor.fx.0.x=622
+editor.fx.0.y=23
 objectbench.height=101
-objectbench.width=461
+objectbench.width=776
 package.divider.horizontal=0.6
 package.divider.vertical=0.8007380073800738
 package.editor.height=427
 package.editor.width=674
-package.editor.x=1067
-package.editor.y=119
+package.editor.x=35
+package.editor.y=217
 package.frame.height=600
 package.frame.width=800
 package.numDependencies=0
-package.numTargets=1
+package.numTargets=2
 package.showExtends=true
 package.showUses=true
 project.charset=UTF-8
@@ -24,9 +24,16 @@ readme.width=47
 readme.x=10
 readme.y=10
 target1.height=50
-target1.name=TicketMachine
+target1.name=BetterTicketMachine
 target1.showInterface=false
 target1.type=ClassTarget
-target1.width=120
-target1.x=80
+target1.width=150
+target1.x=240
 target1.y=50
+target2.height=50
+target2.name=TicketMachine
+target2.showInterface=false
+target2.type=ClassTarget
+target2.width=120
+target2.x=80
+target2.y=50