// The comments are not in the actual code i just added them to this pastebin
@Override
    public boolean matches(InventoryCrafting inventoryCrafting, World world) {
        ItemStack itemStack = null;
        ItemStack itemStack1 = null;

        for (int i = 0; i < inventoryCrafting.getSizeInventory() ++i;) {  /*First this loop declares the integer i to be 0, then it checks if the integer i is smalelr than the size of the craftin inventory, in the end the loop add 1 to the integer i(?)*/
            ItemStack itemStack2 = inventoryCrafting.getStackInSlot(i); /*Declares the ItemStack itemStack2 to check the stack in the slot the integer i is */
                if (itemStack2 != null) { //An if statement to check if the slot itemStack2 is assigned to is not empty
                    if (itemStack2.getItem() == ModItems.itemSaw) { //An if statement that checks if the slot itemStack2 is assigned to has ModItems.itemSaw in it*/
                        return false; //returns false if the previous two statements are ture?
                    }
                }
        }
        return itemStack != null; // no idea what this returns
    }