@Override
  public String execute(String[] params) {

    String tmp = UserDATABASE.getInstance().getClientList();
    BufferedReader bufReader = new BufferedReader(new StringReader(tmp));

    String line = null;
    int c = 0;

    try {
      connection.print("!ack-getClientList");

      while ((line = bufReader.readLine()) != null) {
        c++;
        connection.print("!userlist-item " + line);
      }
    } catch (IOException e) {
      System.out.println("Userlist was requested but could not be created!");
    }

    if (c == 0) {
      return "!print" + " There are no other active users!";
    }

    return ""; // "!print "+AuctionDATABASE.getInstance().getList();
  }
  @Override
  public String execute(String[] params) {
    String message = params[0];

    UserDATABASE.getInstance().notifyLoggedInUsers("!print " + message);

    return "";
  }