public class Chatprefix implements Listener {

    @EventHandler
    public void onChat(AsyncPlayerChatEvent e) {
        if (e.getPlayer().getWorld().getName().equalsIgnoreCase(Main.word)) {
            if (e.getPlayer().hasPermission("rang.admin")) {
                    e.setCancelled(false);
                    e.setMessage("§8[§cAdmin§8]§c " + e.getPlayer().getDisplayName() + " §7» §c" + e.getMessage());
             } else {
                e.setCancelled(true);
                e.getPlayer().sendMessage("§c Du bracuhst den Admin Rang um hier zuschreiben!");
            }
        }

    }

}