header

public static void sendTablist(Player p, String header, String footer) {
        if (header == null)
            header = "";
        if (footer == null)
            footer = "";
        header = ChatColor.translateAlternateColorCodes('&', header);
        footer = ChatColor.translateAlternateColorCodes('&', footer);

        header = header.replaceAll("%PLAYER%", p.getDisplayName());
        footer = footer.replaceAll("%PLAYER%", p.getDisplayName());

        PlayerConnection con = ((CraftPlayer) p).getHandle().playerConnection;

        IChatBaseComponent tabheader = ChatSerializer.a("{\"text\": \""
                + header + "\"}");
        IChatBaseComponent tabfooter = ChatSerializer.a("{\"text\": \""
                + footer + "\"}");

        PacketPlayOutPlayerListHeaderFooter packet = new PacketPlayOutPlayerListHeaderFooter(
                tabheader);
        try {
            Field f = packet.getClass().getDeclaredField("b");
            f.setAccessible(true);
            f.set(packet, tabfooter);
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            con.sendPacket(packet);
        }
    }