Sets the boxCharacters variable of the constructor to final.
@@ -58,7 +58,7 @@ public enum RectangleType {
* @param boxCharacters
* The characters of a rectangle.
*/
- RectangleType(int[] boxCharacters) {
+ RectangleType(final int[] boxCharacters) {
if (boxCharacters.length != 11) {
throw new IllegalArgumentException("A RectangleType requires exactly 11 characters.");
}
