public class ChicagoPizzaStore extends PizzaStore {	Pizza createPizza(String item) {        	if (item.equals("cheese")) {            		return new ChicagoStyleCheesePizza();        	} else if (item.equals("veggie")) {        	    	return new ChicagoStyleVeggiePizza();        	} else if (item.equals("clam")) {        	    	return new ChicagoStyleClamPizza();        	} else if (item.equals("pepperoni")) {            		return new ChicagoStylePepperoniPizza();        	} else return null;	}}