Merge branch 'JSrollBar' into 'main'

J sroll bar

See merge request fdai7332/java-chat!6

src/main/java/ChatClient.java

@@ -17,7 +17,7 @@ public class ChatClient extends JFrame implements KeyListener {
     private JTextField inputTextField;
     private JScrollPane outputScrollPane;
     
-    public ChatClient() {
+    public ChatClient(int port) {
         super("Chat");
         address = JOptionPane.showInputDialog("bitte IP-Adresse");
         if (null != address) {
@@ -33,6 +33,8 @@ public class ChatClient extends JFrame implements KeyListener {
         
         outputScrollPane = new JScrollPane(outputTextArea);
 
+        outputScrollPane = new JScrollPane(outputTextArea);
+
         inputTextField = new JTextField();
         inputTextField.setBorder(BorderFactory.createTitledBorder("Nachricht eingeben"));
         inputTextField.addKeyListener(this);
@@ -53,34 +55,39 @@ public class ChatClient extends JFrame implements KeyListener {
 
             initGui();
             
-            while (true) {
-                String message = fromServerReader.readLine();
-                outputTextArea.append(message + "\n");
-                outputScrollPane.getVerticalScrollBar().setValue(outputScrollPane.getVerticalScrollBar().getMaximum());
+           // while (true) {
+           // 	String message = fromServerReader.readLine();
+		   //		outputTextArea.append(message + "\n");
+           // 		outputScrollPane.getVerticalScrollBar().setValue(outputScrollPane.getVerticalScrollBar().getMaximum());
+           // }
+            // Solang fromServerReader nicht erstellt ist als Kommentar  
         } 
-        } catch (IOException e) {
-            JOptionPane.showMessageDialog(null, connectionFailedMessage);
+        
+        
+        
+        catch (Exception e) {
+            JOptionPane.showMessageDialog(null, "Verbindung zum Server \"" + address + "\" fehlgeschlagen.");
             dispose();
-        } finally {
-            if (null != connectionToServer) {
+        }
+        finally {
+        	if (connectionToServer != null) {
         		try {
 				connectionToServer.close();
-                } catch (IOException e) {
-                    e.printStackTrace();
-                }
         		}
         	
-            if (null != fromServerReader) {
-                try {
-                    fromServerReader.close();
-                } catch (IOException e) {
+        		catch (IOException e) {
+        			// TODO Auto-generated catch block
         			e.printStackTrace();
         		}
         	}	
+        /*	if (fromServerReader != null) {
         	
-            if(null != toServerWriter) {
-                toServerWriter.close();
-            }
+        		 fromServerReader.close(); (warten auf ServerReader)
+        	} 	*/
+        /*  if (toServerWriter != null) {
+               
+          		toServerWriter.close();	 (warten auf ServerWriter) 
+          	}	*/
         }
     }