Clean up.

src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Client/Client.java

@@ -16,7 +16,11 @@ public class Client {
             this.socket = socket;
             this.out = new BufferedWriter(new OutputStreamWriter(socket.getOutputStream()));
             this.in = new BufferedReader((new InputStreamReader((socket.getInputStream()))));
+
             this.userName = userName;
+            this.out.write(getUsername());
+            this.out.newLine();
+            this.out.flush();
         } catch (IOException e) {
             e.printStackTrace();
             closeEverything(socket, in, out);

src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Server/ClientHandler.java

@@ -11,7 +11,7 @@ public class ClientHandler implements Runnable  {
     private BufferedReader in;
     private Socket socket;
     Scanner sc;
-    public static HashSet<ClientHandler> clientHandlers = new HashSet<>();
+    public static HashSet<ClientHandler> connectedClients = new HashSet<>();
     public static HashSet<ClientHandler> inGameClients = new HashSet<>();
     public static HashSet<ClientHandler> ghostClients = new HashSet<>();
 
@@ -21,7 +21,7 @@ public class ClientHandler implements Runnable  {
             this.out = new BufferedWriter(new OutputStreamWriter(socket.getOutputStream()));
             this.in = new BufferedReader((new InputStreamReader((socket.getInputStream()))));
             this.clientUserName = in.readLine();
-            clientHandlers.add(this);
+            connectedClients.add(this);
             broadcastMessage("SERVER: " + clientUserName + " has joined the Server");
         } catch (IOException e) {
             e.printStackTrace();
@@ -55,17 +55,15 @@ public class ClientHandler implements Runnable  {
     }
 
     public void broadcastMessage(String msg) {
-        for (ClientHandler client : clientHandlers) {
+        for (ClientHandler client : connectedClients) {
             try {
                 if(!client.clientUserName.equals((clientUserName))) {
                     client.out.write(msg);
-                    client.out.newLine();
-                    client.out.flush();
                 } else {
                     client.out.write("Message: **" + msg + "** sent!");
+                }
                 client.out.newLine();
                 client.out.flush();
-                }
             } catch (IOException e) {
                 e.printStackTrace();
                 closeEverything(socket, in ,out);
@@ -74,7 +72,7 @@ public class ClientHandler implements Runnable  {
     }
 
     public void removeClientHandler() {
-        clientHandlers.remove(this);
+        connectedClients.remove(this);
         broadcastMessage("SERVER: " + clientUserName + " has left the server");
     }
 

src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Server/Server.java

@@ -19,7 +19,7 @@ public class Server {
 
     public void startServer() {
         try {
-            System.out.println("Port 42069 open on ");
+            System.out.println("Port 42069 is open on " + this.serverSocket.getInetAddress());
             while (!serverSocket.isClosed()) {
                 Socket socket = serverSocket.accept();
                 ClientHandler nextClient = new ClientHandler(socket);

src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Server/connectingLogik.java

@@ -0,0 +1,8 @@
+package ch.unibas.dmi.dbis.cs108.Multiplayer.Server;
+
+/**
+ * Implements the communication protocol in the connecting phase.
+ * After this one can consider the server and client in session;
+ */
+public class connectingLogik {
+}

src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Server/sessionLogik.java

@@ -0,0 +1,4 @@
+package ch.unibas.dmi.dbis.cs108.Multiplayer.Server;
+
+public class sessionLogik {
+}