Merge remote-tracking branch 'origin/main'

src/Text.java

@@ -104,11 +104,9 @@ public class Text {
      * This method deletes a specific Paragraph. As a Parameter it uses a int.
      * If the Parameter is valid it deletes the specific Pararaph otherwise returns false
      *
-     * @param paragraphNumber
-     * @return False: If the int is not a valid paragraph.
-     * @return True: If the int is a valid paragraph number
+     * @param paragraphNumber the Paragraph which should be deleted.
+     * @return False: If the int is not a valid paragraph. || True: If the int is a valid paragraph number
      */
-
     public boolean del(int paragraphNumber) {
         if (paragraphExists(paragraphNumber)) {
             text.remove(paragraphNumber - 1);
@@ -135,7 +133,8 @@ public class Text {
      * @return ArrayList<String>
      */
     public ArrayList<String> index() {
-        HashMap<String,ArrayList<Integer>> wordbook = createWordlist();
+        HashMap<String,ArrayList<Integer>> wordbook = new HashMap<>();
+        wordbook = createWordlist(wordbook);
         String input;
         ArrayList<String> output = new ArrayList<>();
         ArrayList<Integer> values;
@@ -163,8 +162,7 @@ public class Text {
      *
      * @return HashMap<String, ArrayList < Integer>>
      */
-    private HashMap<String, ArrayList<Integer>> createWordlist() {
-       HashMap<String,ArrayList<Integer>> wordbook = new HashMap<>();
+    private HashMap<String, ArrayList<Integer>> createWordlist(HashMap<String,ArrayList<Integer>> wordbook) {
         int counter;
         ArrayList<Integer> numbersList;
         String firstLetter;

src/TextLogik.java

@@ -77,7 +77,7 @@ public class TextLogik {
 
                     break;
                 default:
-                    System.out.println("Command not found. Try again");
+                    textOutput.errorInvalidCommand();
                     break;
             }
 

src/TextOutput.java

@@ -142,7 +142,7 @@ public class TextOutput {
     /**
      * Method to give out the Error "Invalid String".
      */
-    public void errorInvalidString() {
+    public void errorInvalidInput() {
         System.err.println("Invalid String");
     }