while(true){
            try {
                clientSocket = serverSocket.accept();
                klienti.add(clientSocket);
                roboti.add(new Karel(clientSocket));
                roboti.get(roboti.size()-1).start();
                System.out.println("client accepted from: " + clientSocket.getInetAddress() + ":" + clientSocket.getPort());
            } catch (IOException e) {
                System.err.println("Accept failed.");
                System.exit(1);
            }
            //v kazdem tom opakovani obslouzi jedno vlakno, to bude ted tady pod tim a nebo prijme noveho klienta
        }