Added ability to interact with Penguins at the Zoo

* Added a constant for Zoo to track number of penguins in the zoo
* Added filed for array of penguins (instead of hard coded penguins)
* Added accessor to get the penguins at the zoo
* Added field for Penguin name
* Added name to constructor of Penguin

Author: colabug

src/Zoo.java

@@ -7,18 +7,40 @@
  */
 public class Zoo
 {
-    Penguin waddles;
-    Penguin fluffy;
+    static final int NUMBER_OF_PENGUINS = 2;
+
+    Penguin[] penguins;
 
     public Zoo()
     {
-        waddles = new Penguin( 10, 150, "green", "blue", 12.0f, 11.0f, 6.0f );
-        fluffy = new Penguin( 2, 2000, "black", "black", 24.0f, 24.0f, 10.0f );
+        penguins = new Penguin[NUMBER_OF_PENGUINS];
+        penguins[0] = new Penguin( "Waddles",
+                                   10,
+                                   150,
+                                   "green",
+                                   "blue",
+                                   12.0f,
+                                   11.0f,
+                                   6.0f );
+
+        penguins[1] = new Penguin( "Fluffy",
+                                   2,
+                                   2000,
+                                   "black",
+                                   "black",
+                                   24.0f,
+                                   24.0f,
+                                   10.0f );
     }
 
-    public static void main(String[] argv)
+    public static void main( String[] argv )
     {
         Zoo zoo = new Zoo();
         System.out.println("Hello, I have a zoo!");
     }
+
+    public Penguin[] getPenguins()
+    {
+        return penguins;
+    }
 }

src/animals/Penguin.java

@@ -11,6 +11,8 @@
  */
 public class Penguin extends Animal
 {
+    String name;
+
     Eye  leftEye;
     Eye  rightEye;
     Foot rightFoot;
@@ -19,7 +21,8 @@ public class Penguin extends Animal
 
     boolean isHungry;
 
-    public Penguin( int age,
+    public Penguin( String name,
+                    int age,
                     int weight,
                     String leftEyeColor,
                     String rightEyeColor,
@@ -30,6 +33,7 @@ public Penguin( int age,
         System.out.println( "Creating a penguin" );
 
         // Store values
+        this.name =  name;
         this.age = age;
         this.weight = weight;