From 064907c83ef9cd9e784a37a0d1e33e8df9586db4 Mon Sep 17 00:00:00 2001
From: Stefan Waldmann <stefan.waldmann@doubleslash.de>
Date: Mon, 17 Jan 2022 19:08:19 +0100
Subject: [PATCH] Print generation header formatted correctly

---
 55_Life/java/src/java/Life.java | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/55_Life/java/src/java/Life.java b/55_Life/java/src/java/Life.java
index 41b30c8d..d3477c66 100644
--- a/55_Life/java/src/java/Life.java
+++ b/55_Life/java/src/java/Life.java
@@ -134,7 +134,7 @@ public class Life {
     }
 
     private void printGeneration() {
-        System.out.println("GENERATION: " + generation + "          POPULATION: " + population);
+        printGenerationHeader();
         for (int y = 0; y < matrix.length; y++) {
             for (int x = 0; x < matrix[y].length; x++) {
                 System.out.print(matrix[y][x] == 1 ? "*" : " ");
@@ -143,6 +143,11 @@ public class Life {
         }
     }
 
+    private void printGenerationHeader() {
+        String invalidText = invalid ? "INVALID!" : "";
+        System.out.printf("GENERATION: %-13d POPULATION: %d %s\n", generation, population, invalidText);
+    }
+
     /**
      * Main method that starts the program.
      *