nya

private static ItemStack generatePotion(PotionType effect, int i) {
        ItemStack potion = new ItemStack(Material.POTION);
        PotionMeta pm = (PotionMeta) potion.getItemMeta();

        pm.setBasePotionData(new PotionData(effect, false, i == 2));

        potion.setItemMeta(pm);
        return potion;
    }

    /**
     *
     * @param frameType - тип рамки. {@link Material}.ITEM_FRAME или
     *                  {@link Material}.GLOW_ITEM_FRAME
     */
    @SuppressWarnings("unused")
    private void addInvisibleItemFrameRecipe(Material frameType) {
        ItemStack potion = generatePotion(PotionType.INVISIBILITY, 0);
        @SuppressWarnings("deprecation")
        MaterialData potionData = potion.getData();

        ItemStack itemFrame = new ItemStack(frameType);
        ItemMeta frameMeta = itemFrame.getItemMeta();
        frameMeta.setDisplayName(ChatColor.GOLD + "Невидимая рамка");

        List<String> lore = new ArrayList<>();
        lore.add(ChatColor.AQUA + "Mskatau няшка");

        frameMeta.setLore(lore);
        NamespacedKey IS_INVISIBLE_KEY = new NamespacedKey(this, "invisible");
        frameMeta.getPersistentDataContainer().set(IS_INVISIBLE_KEY, PersistentDataType.BYTE, (byte) 1);
        itemFrame.setItemMeta(frameMeta);
        itemFrame.setAmount(8);

        NamespacedKey frameKey = new NamespacedKey(this,
                frameType.equals(Material.ITEM_FRAME) ? "invisibleframe" : "invisibleglowframe");
        ShapedRecipe frameRecipe = new ShapedRecipe(frameKey, itemFrame);

        frameRecipe.shape("FFF", "FPF", "FFF");
        frameRecipe.setIngredient('F', frameType);
        frameRecipe.setIngredient('P', potionData);
        Bukkit.addRecipe(frameRecipe);
    }