Username Implementation for ClientHandler

src/main/java/ClientHandler.java

@@ -1,6 +1,8 @@
 import java.io.*;
 import java.net.Socket;
 
+import javax.swing.JOptionPane;
+
 public class ClientHandler implements Runnable {
   private ChatServer chatServer;
   private Socket connectionToClient;
@@ -12,7 +14,7 @@ public class ClientHandler implements Runnable {
   public ClientHandler(ChatServer chatServer, Socket connectionToClient) {
     this.chatServer = chatServer;
     this.connectionToClient = connectionToClient;
-    name = connectionToClient.getInetAddress().getHostAddress(); // Use the client's IP address as their name for simplicity
+    name = JOptionPane.showInputDialog("welcher Benutzername?");
 
     new Thread(this).start();} // Start a new thread for this client handler
 
@@ -62,4 +64,4 @@ public class ClientHandler implements Runnable {
       toClientWriter.println(message); // Send the message to the client
       toClientWriter.flush(); // Flush the stream
     }
-} 
+}

user.json

@@ -10,5 +10,11 @@
     "userName": "asd1",
     "password": "123456",
     "birthday": "1"
+  },
+  {
+    "id": "228bf4df-c730-4cd9-9d1c-2446607066aa",
+    "userName": "jo",
+    "password": "sieben",
+    "birthday": "jo"
   }
 ]