Hỏi đáp Giúp mình về phần java này với?

        if(cmd.getName().equalsIgnoreCase("motd")) {
            Player p = (Player)sender;
            sender.sendMessage(ChatColor.translateAlternateColorCodes('&', getConfig().getString("Messager.Motd").replaceAll("%player%", p.getName())));
        }

    public void onJoin(PlayerJoinEvent e) {
        Player p = e.getPlayer();
        p.sendMessage(getConfig().getString("Messager.Motd"));
    }

.replaceAll("%player%", p.getName())

.replace("%player%", p.getName())

public class Tên của class extends JavaPlugin implements Listener {
    @Override
    public void onEnable() {
        getServer().getPluginManager().registerEvents
        (this ,this);
        getConfig().options().copyDefaults(true);
        saveConfig();
    }
    
    @Override
    public void onDisable() {
        
    }
      
       @EventHandler
       Public void Join(PlayerJoinEvent event) {
           Player player = event.getPlayer();
           player.sendMessage(ChatColor.translateAlternateColorCodes('&',
          getConfig().getString("").replaceAll("%player", player.getName());
    }
}