ScrollPane mit Parameter

src/main/java/ChatClient.java

@@ -29,6 +29,8 @@ public class ChatClient extends JFrame implements KeyListener {
         outputTextArea = new JTextArea();
         outputTextArea.setEditable(false);
         outputTextArea.setBorder(BorderFactory.createTitledBorder("Chat"));
+        
+        outputScrollPane = new JScrollPane(outputTextArea);
 
         inputTextField = new JTextField();
         inputTextField.setBorder(BorderFactory.createTitledBorder("Nachricht eingeben"));