//ITEMREGEN
	ArrayList<Item> arrayitemregen = new ArrayList<Item>();


	 //ITEMREGEN
		 Bukkit.getScheduler().scheduleSyncRepeatingTask(this, new Runnable(){

	         @Override
	         public void run() {
	        	 for(Item item : arrayitemregen) {

	        		 if(!item.isOnGround()) {
	        			 for(Player p : Bukkit.getOnlinePlayers()) {

	        			        p.getWorld().spawnParticle(Particle.REDSTONE, item.getLocation(), 1, new Particle.DustOptions(Color.fromBGR(new Random().nextInt(255), new Random().nextInt(255), new Random().nextInt(255)), 15));

	        			 }
	        		 }



	        	 }




	        	 }

	     	}, 0, 1);



 //ITEMREGEN
    @EventHandler
    public void onpickup3(PlayerPickupItemEvent e) {

    	if(arrayitemregen.contains(e.getItem())) {
    		arrayitemregen.remove(e.getItem());
    	}

    }


 //ITEMREGEN
	@EventHandler
	public void onbreako(BlockBreakEvent e) {
		ArrayList<Location> arrayloc = new ArrayList<Location>();

		if(e.getBlock().getType() == Material.GRASS_BLOCK) {

			//x ,y, z kleine zahlen
			Location eckpunkt1 = new Location(Bukkit.getWorld("world"), 33, 90, 297);
			//x ,y, z große zahl
			Location eckpunkt2 = new Location(Bukkit.getWorld("world"), 71, 120, 326);

			for(int x = eckpunkt1.getBlockX(); x < eckpunkt2.getBlockX();x++) {

				for(int y = eckpunkt1.getBlockY(); y < eckpunkt2.getBlockY();y++) {

				for(int z = eckpunkt1.getBlockZ(); z < eckpunkt2.getBlockZ();z++) {

					Location loc = new Location(Bukkit.getWorld("world"), x, y, z).add(0.5, 0, 0.5);
					arrayloc.add(loc);
					}
				}
			}
			//anzahl der drops festlegen!! abhäng von userzahlen ?!
			for(int i = 0;i<10;i++) {
			Random r=new Random();
			int randomNumber=r.nextInt(arrayloc.size());

			Location randloc = arrayloc.get(randomNumber);
			ItemStack is = new ItemStack(Material.DIAMOND);
	        Item item1 = Bukkit.getWorld("world").dropItem(randloc, is);
	        arrayitemregen.add(item1);
			}
		}

	}