public void useItem(L2Playable playable, L2ItemInstance item)
{
    L2PcInstance activeChar = (L2PcInstance) playable;

    switch (item.getItemId())
    {
case itemid:
        if (activeChar.isHero()) {
         activeChar.sendMessage("You are already a hero!");
         return;
        }

        activeChar.setHero(true);
         activeChar.sendMessage("You have hero status, util you log out!");
        activeChar.destroyItem("Consume", itemId, 1, activeChar, true);
        break;
}
}