    001    package net.minecraft.item;
    002
    003    public class ItemBook extends Item
    004    {
    005        public ItemBook(int par1)
    006        {
    007            super(par1);
    008        }
    009
    010        /**
    011         * Checks isDamagable and if it cannot be stacked
    012         */
    013        public boolean isItemTool(ItemStack par1ItemStack)
    014        {
    015            return par1ItemStack.stackSize == 1;
    016        }
    017
    018        /**
    019         * Return the enchantability factor of the item, most of the time is based on material.
    020         */
    021        public int getItemEnchantability()
    022        {
    023            return 1;
    024        }
    025    }