added unique error message to invalid format length

src/Text.java

@@ -166,7 +166,6 @@ public class Text {
     /**
      * This method counts all Words in text and adds the count together with the paragraph where the word is been used to a Hashmap.
      *
-     * @return HashMap<String, ArrayList < Integer>>
      */
     private void createWordlist(HashMap<String,ArrayList<Integer>> wordbook) {
         int counter;

src/TextLogik.java

@@ -62,7 +62,7 @@ public class TextLogik {
                     if (command.length > 1 && "RAW".equals(command[1])) {
                         checkIfSuccess(textOutput.formatRaw());
                     } else if (command.length > 2 && "FIX".equals(command[1]) && isNumeric(command[2])) {
-                        checkIfSuccess(textOutput.formatFix(Integer.parseInt(command[2])));
+                        textOutput.formatFix(Integer.parseInt(command[2]));
                     } else {
                         textOutput.errorInvalidCommand();
                     }

src/TextOutput.java

@@ -89,14 +89,14 @@ public class TextOutput {
      * @param length the paragraph length when printing the text.
      * @return returns true if successful and false if and invalid length has been submitted.
      */
-    public boolean formatFix(int length) {
+    public void formatFix(int length) {
         if(length > 0) {
             formatRaw = false;
             columnWidth = length;
-            return true;
+            userInfoOutput("Command was successfull");
         }
         else {
-            return false;
+            System.err.println("Minimum length has to be greater than 0");
         }
     }