Read through Ch. 2 and completed series of exercises

TicketMachine.java

@@ -23,9 +23,16 @@ public class TicketMachine
      * Note that the price must be greater than zero, and there
      * are no checks to ensure this.
      */
-    public TicketMachine(int ticketCost)
+    public TicketMachine(int ticketPrice)
     {
-        price = ticketCost;
+        price = ticketPrice;
+        balance = 0;
+        total = 0;
+    }
+    
+    public TicketMachine()
+    {
+        price = 1000;
         balance = 0;
         total = 0;
     }
@@ -75,4 +82,24 @@ public class TicketMachine
         // Clear the balance.
         balance = 0;
     }
+    
+    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 void changePrice(int newPrice)
+    {
+        price = newPrice;
+    }
 }

bluej.pkg

@@ -1,17 +1,17 @@
 #BlueJ package file
 editor.fx.0.height=722
-editor.fx.0.width=800
-editor.fx.0.x=709
-editor.fx.0.y=113
-objectbench.height=101
-objectbench.width=461
+editor.fx.0.width=625
+editor.fx.0.x=795
+editor.fx.0.y=40
+objectbench.height=175
+objectbench.width=776
 package.divider.horizontal=0.6
-package.divider.vertical=0.8007380073800738
-package.editor.height=427
+package.divider.vertical=0.7092651757188498
+package.editor.height=437
 package.editor.width=674
-package.editor.x=1067
-package.editor.y=119
-package.frame.height=600
+package.editor.x=624
+package.editor.y=201
+package.frame.height=684
 package.frame.width=800
 package.numDependencies=0
 package.numTargets=1

package.bluej

@@ -1,17 +1,17 @@
 #BlueJ package file
 editor.fx.0.height=722
-editor.fx.0.width=800
-editor.fx.0.x=709
-editor.fx.0.y=113
-objectbench.height=101
-objectbench.width=461
+editor.fx.0.width=625
+editor.fx.0.x=795
+editor.fx.0.y=40
+objectbench.height=175
+objectbench.width=776
 package.divider.horizontal=0.6
-package.divider.vertical=0.8007380073800738
-package.editor.height=427
+package.divider.vertical=0.7092651757188498
+package.editor.height=437
 package.editor.width=674
-package.editor.x=1067
-package.editor.y=119
-package.frame.height=600
+package.editor.x=624
+package.editor.y=201
+package.frame.height=684
 package.frame.width=800
 package.numDependencies=0
 package.numTargets=1