[Packets Bukkit] Bases + Action Bar

import net.minecraft.server.v1_8_R3.IChatBaseComponent;
import net.minecraft.server.v1_8_R3.PacketPlayOutChat;
import org.bukkit.craftbukkit.v1_8_R3.entity.CraftPlayer;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.player.PlayerJoinEvent;
import org.bukkit.plugin.java.JavaPlugin;

/**
 * @author VINETOS on 04/10/2015.
 */
public class Main extends JavaPlugin implements Listener{

    @Override
    public void onEnable() {
        getServer().getPluginManager().registerEvents(this, this);
    }

    @EventHandler
    public void onJoin(PlayerJoinEvent e){
        sendActionBar(e.getPlayer(), "§dUn message dans l'action bar");
    }

    private void sendActionBar(Player p, String msg){
        IChatBaseComponent cbc = IChatBaseComponent.ChatSerializer.a("{\"text\": \""+msg+"\"}");
        PacketPlayOutChat packetPlayOutChat = new PacketPlayOutChat(cbc, (byte) 2);
        ((CraftPlayer)p).getHandle().playerConnection.sendPacket(packetPlayOutChat);
    }
}