@EventHandler
	public void onBreak(PlayerItemBreakEvent e){
		 ItemStack i = new ItemStack(e.getBrokenItem());

         net.minecraft.server.v1_8_R3.ItemStack stack = CraftItemStack.asNMSCopy(i);
         NBTTagCompound tag = stack.hasTag() ? stack.getTag() : new NBTTagCompound();

         tag.set("Unbreakable", new NBTTagByte((byte)1));
         stack.setTag(tag);

         i = CraftItemStack.asBukkitCopy(stack);

         e.getPlayer().getInventory().addItem(i);
	}