/*
  * This program is free software: you can redistribute it and/or modify it under
  * the terms of the GNU General Public License as published by the Free Software
  * Foundation, either version 3 of the License, or (at your option) any later
  * version.
  *
  * This program is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
  * details.
  *
  * You should have received a copy of the GNU General Public License along with
  * this program. If not, see <http://www.gnu.org/licenses/>.
  */
package net.sf.l2j.gameserver.handler.itemhandlers;

import net.sf.l2j.gameserver.handler.IItemHandler;
import net.sf.l2j.gameserver.model.L2ItemInstance;
import net.sf.l2j.gameserver.model.actor.instance.L2PcInstance;
import net.sf.l2j.gameserver.model.actor.instance.L2PlayableInstance;

/**
  *
  * @author  HanWik
  */
public class HeroItem implements IItemHandler
{
    private static final int[] ITEM_IDS = { YOUR ITEM ID - replace here };

    public void useItem(L2PlayableInstance playable, L2ItemInstance item)
    {
       if (!(playable instanceof L2PcInstance))
          return;
       L2PcInstance activeChar = (L2PcInstance)playable;
        int itemId = item.getItemId();
        
        if (itemId == YOUR ITEM ID - replace here) // Item to become hero
        {
           activeChar.setHero(true);
           activeChar.broadcastUserInfo();
        }
    }
     
    /**
     * @see net.sf.l2j.gameserver.handler.IItemHandler#getItemIds()
     */
    public int[] getItemIds()
    {
       return ITEM_IDS;
    }
}

import net.sf.l2j.gameserver.handler.itemhandlers.Harvester;
import net.sf.l2j.gameserver.handler.itemhandlers.HeroItem;
  import net.sf.l2j.gameserver.handler.itemhandlers.Maps;

      _itemHandler.registerItemHandler(new BeastSpice());
       _itemHandler.registerItemHandler(new HeroItem());