question: @ Override public void fire ( Player player , Sentence sentence , EventRaiser npc ) { Market market = TradeCenterZoneConfigurator . getShopFromZone ( player . getZone ( ) ) ; RPSlot offersSlot = market . getSlot ( Market . OFFERS_SLOT_NAME ) ; List < Offer > offers = getOffers ( offersSlot ) ; if ( offers . isEmpty ( ) ) { npc . say ( "Sorry, there are currently no offers." ) ; } else { String text = buildItemListText ( buildItemList ( offers ) ) ; npc . say ( text ) ; } }
target:  show a list of all items for which offers exist.