package li.cil.oc.api.driver;

import net.minecraft.item.ItemStack;

/**
 * Use this trait to implement item drivers extending the memory of a computer.
 * <p/>
 * Note that the item must be installed in the actual computer's inventory to
 * work. If it is installed in an external inventory the computer will not
 * recognize the memory.
 */
public interface Memory extends Item {
    /**
     * The amount of RAM this component provides, in bytes.
     *
     * @param item the item to get the provided memory for.
     * @return the amount of memory the specified component provides.
     */
    int amount(ItemStack item);
}