CartEJBAction.java |
/* * Copyright 2002 Sun Microsystems, Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * - Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * - Redistribution in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * Neither the name of Sun Microsystems, Inc. or the names of * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * This software is provided "AS IS," without a warranty of any * kind. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY * EXCLUDED. SUN AND ITS LICENSORS SHALL NOT BE LIABLE FOR ANY DAMAGES * SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR * DISTRIBUTING THE SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN * OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR * FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR * PUNITIVE DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF * LIABILITY, ARISING OUT OF THE USE OF OR INABILITY TO USE SOFTWARE, * EVEN IF SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. * * You acknowledge that Software is not designed, licensed or intended * for use in the design, construction, operation or maintenance of * any nuclear facility. */ package com.sun.j2ee.blueprints.petstore.controller.ejb.actions; import java.util.Map; import java.util.Iterator; import java.util.Locale; // WAF imports import com.sun.j2ee.blueprints.waf.event.Event; import com.sun.j2ee.blueprints.waf.event.EventResponse; import com.sun.j2ee.blueprints.waf.event.EventException; import com.sun.j2ee.blueprints.waf.controller.ejb.action.EJBActionSupport; // petstore imports import com.sun.j2ee.blueprints.petstore.controller.events.CartEvent; import com.sun.j2ee.blueprints.cart.ejb.ShoppingCartLocal; import com.sun.j2ee.blueprints.petstore.controller.ejb.ShoppingClientFacadeLocal; import com.sun.j2ee.blueprints.petstore.util.PetstoreKeys; public class CartEJBAction extends EJBActionSupport { public EventResponse perform(Event e) throws EventException { CartEvent ce = (CartEvent)e; ShoppingClientFacadeLocal scf = null; scf = (ShoppingClientFacadeLocal)machine.getAttribute(PetstoreKeys.SHOPPING_CLIENT_FACADE); ShoppingCartLocal cart = scf.getShoppingCart(); switch (ce.getActionType()) { case CartEvent.ADD_ITEM : { cart.addItem(ce.getItemId()); } break; case CartEvent.DELETE_ITEM : { cart.deleteItem(ce.getItemId()); } break; case CartEvent.UPDATE_ITEMS : { Map items = ce.getItems(); Iterator it = null; if (items != null) it = items.keySet().iterator(); while ((it != null) && it.hasNext()) { String itemId = (String)it.next(); int quantity = ((Integer)items.get(itemId)).intValue(); cart.updateItemQuantity(itemId, quantity); } } break; } return null; } }
CartEJBAction.java |