external tools class to handle CLI interaction for LoadingBar and WorkLoadingBar

zeitlaeufer/src/main/java/de/szimnau/SimpleLoadingBar.java

@@ -27,7 +27,7 @@ public class SimpleLoadingBar extends AbstractProgressBar {
       String nextArg = args[0];
       verifyTimeFormat(nextArg, "Erstes Argument");
       var firstTime = LocalTime.parse(nextArg, FormatTools.TIME_FORMATTER);
-      LocalTime startTime = null;
+      LocalTime startTime;
       String title = "";
       LocalTime endTime = null;
       if (args.length > 1) {
@@ -94,8 +94,8 @@ public class SimpleLoadingBar extends AbstractProgressBar {
 
 
    @Override
-   protected void showLoadingBar() {
-      showLoadingBar();
+   public void showLoadingBar() {
+      super.showLoadingBar();
       // showLoadingBarDebug(); // DEBUG
       println(title);
    }