public void refillAllChests() {

			for(Chunk chunk : Bukkit.getWorld("world").getLoadedChunks()) {
				for(BlockState bs : chunk.getTileEntities()) {
					if(bs instanceof Chest) {

						Chest coffre = (Chest) bs.getBlock().getState();
						Inventory inv = coffre.getInventory();
						inv.clear();

						for(int i = 0; i <4; i++) {
							ItemStack randomItem = API_RandomItem.getRandomItem();
							Random r = new Random();
							int limit = inv.getSize() - 1;
							int randomSlot = r.nextInt(limit);
							inv.setItem(randomSlot, randomItem);
						}

					}
				}
			}

		}