Hide The Board's Implementation

Author: ClayDowling

README.md

@@ -26,4 +26,8 @@ The engine tests have been converted.  Notice that they still take advantage of
 
 Engine is the last class which was using the internal representation of the LifeBoard.  Now it's converted to use only the defined interfaces.
 
-By passing the LifeBoard to the constructor of the engine,  I'm also removing the dependency on the static implementation of the board's storage.  I verified that by removing the static storage class in LifeBoard.
+By passing the LifeBoard to the constructor of the engine,  I'm also removing the dependency on the static implementation of the board's storage.  I verified that by removing the static storage class in LifeBoard.
+
+## Hide The Board's Implementation
+
+I can now hide the implementation of the board and all tests still pass.  This opens the way to change the actual implementation.

src/main/java/LifeBoard.java

@@ -4,8 +4,7 @@
 public class LifeBoard implements Board {
     public static final int X_MAX = 50;
     public static final int Y_MAX = 50;
-    public boolean[][] value = new boolean[X_MAX][Y_MAX];
-
+    private boolean[][] value = new boolean[X_MAX][Y_MAX];
 
     public void clear() {
         for(int x=0; x < X_MAX; ++x) {