final class Class1 {...}

Week 6: Methods of OO Programming/15. The Last Piece, Part 2: The GamePiece Class

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+Next, let's write the 'GamePiece' class.
+
+Define the class so that it cannot be inherited.
+
+The class should have the following features:
+
+Constructor, which takes the color (an integer) as a parameter
+Get method getColor, which returns the color
+
+
+
+
+
+import java.util.Random;
+
+public class Test{
+    public static void main(String[] args){
+        final Random r = new Random();
+        
+        System.out.println("Testing the GamePiece class...");
+
+        GamePiece p1 = new GamePiece(Color.BLACK);
+        System.out.println("GamePiece created");
+        System.out.println("GamePiece is final: "  + (p1.getClass().getModifiers() > 15));
+
+        System.out.println("Calling observation method...");
+        System.out.println("getColor() returns " + p1.getColor());
+
+
+
+
+        p1 = new GamePiece(Color.WHITE);
+        System.out.println("GamePiece created");
+
+        System.out.println("Calling observation method...");
+        System.out.println("getColor() returns " + p1.getColor());
+
+    }
+}
+
+
+//ADD
+final class GamePiece {
+    private int color;
+
+    // constructor
+    public GamePiece(int color) {
+      this.color = color;
+    }
+
+    public int getColor() {
+        return this.color;
+    }
+}
+
+
+
+
+Testing the GamePiece class...
+GamePiece created
+GamePiece is final: true
+
+Calling observation method...
+getColor() returns 2
+
+
+GamePiece created
+Calling observation method...
+getColor() returns 1
+
+
+
+