REFACTOR: Moved animal construction to base class

* Added Animal constructor and moved age, weight, and name
* Called super() in animal children
* Updated logging statements

Author: colabug

src/Zoo.java

@@ -15,6 +15,7 @@ public class Zoo
     public Zoo()
     {
         penguins = new Penguin[NUMBER_OF_PENGUINS];
+        System.out.println( "\nCreating a penguin!" );
         penguins[0] = new Penguin( "Waddles", // Name
                                    10,        // Age
                                    150,       // Weight
@@ -24,6 +25,7 @@ public Zoo()
                                    12.0f,     // Left foot length
                                    6.0f );    // Beak length
 
+        System.out.println( "\nCreating a penguin!" );
         penguins[1] = new Penguin( "Fluffy",         // Name
                                    2, 2000,          // Age & weight
                                    "black", "black", // Eyes
@@ -50,7 +52,7 @@ public static void main( String[] argv )
         {
             penguin.waddle();
             penguin.swim();
-            penguin.eat( new Fish( "Nemo" ) );
+            penguin.eat( new Fish( "Nemo", 0, 25 ) );
             System.out.println( "\t" + penguin.toString() );
             System.out.println();
         }

src/animals/Animal.java

@@ -7,7 +7,17 @@
  */
 public abstract class Animal
 {
-    String name;
-    int age    = 0;
-    int weight = 0;
+    String name   = "";
+    int    age    = 0;
+    int    weight = 0;
+
+    public Animal( String name, int age, int weight )
+    {
+        System.out.println( "\tAnimal()" );
+        System.out.println( "\t--Creating an animal named " + name + " that is " + age + " years old and weighs " + weight + " pounds." );
+
+        this.name = name;
+        this.age = age;
+        this.weight = weight;
+    }
 }

src/animals/Fish.java

@@ -7,8 +7,9 @@
  */
 public class Fish extends Animal
 {
-    public Fish( String name )
+    public Fish( String name, int age, int weight )
     {
+        super( name, age, weight );
         System.out.println( "\t--Creating a fish with name " + name );
         this.name = name;
     }

src/animals/Penguin.java

@@ -28,12 +28,8 @@ public Penguin( String name,
                     float leftFootLength,
                     float beakLength )
     {
-        System.out.println( "\nCreating a penguin!" );
-
-        // Store values
-        this.name = name;
-        this.age = age;
-        this.weight = weight;
+        super( name, age, weight );
+        System.out.println( "\tPenguin()" );
 
         isHungry = true;