public static void setInventory(OfflinePlayer player, Inventory inventory) {

		NBTTagList list = new NBTTagList();

		for (int x = 0; x < inventory.getSize(); x++) {

			ItemStack item = inventory.getItem(x);

			if ((item != null) && (item.getType() != Material.AIR)) {

				NBTTagCompound compound = new NBTTagCompound();
				CraftItemStack.asNMSCopy(item).save(compound);

				if (method(x) != -1) {

					compound.setByte("Slot", (byte) method(x));
					list.add(compound);
				}
			}
		}
		try {

			System.out.println("Debug");
			File file = new File(Bukkit.getWorlds().get(0).getName() + File.separator + "playerdata", player.getUniqueId().toString() + ".dat");
			System.out.println("Debug0");
			System.out.println(list);
			NBTTagCompound compound = NBTCompressedStreamTools.a(new FileInputStream(file));
			System.out.println("Debug1");
			compound.set("Inventory", list);
			System.out.println("Debug2");
			FileOutputStream fileOutputStream = new FileOutputStream(file);
			System.out.println("Debug3");
			NBTCompressedStreamTools.a(compound, fileOutputStream);
			System.out.println("Debug4");
			fileOutputStream.close();
			System.out.println("Debug5");

		} catch (Exception e) {

			e.printStackTrace();
		}

	}

	private static int method(int i) {

		if (i > -1 && i < 27) {

			return i -= 9;

		} else if (i > 26 && i < 36) {

			return i = -27;

		} else {

			switch (i) {

				case 0 :
					return i = 103;

				case 1 :
					return i = 102;

				case 2 :
					return i = 101;

				case 3 :
					return i = 100;

				case 40 :
					return i = 150;
			}
		}
		return -1;
	}