/* * Copyright (c) 2006 Sun Microsystems, Inc.  All rights reserved.  U.S. * Government Rights - Commercial software.  Government users are subject * to the Sun Microsystems, Inc. standard license agreement and * applicable provisions of the FAR and its supplements.  Use is subject * to license terms. * * This distribution may include materials developed by third parties. * Sun, Sun Microsystems, the Sun logo, Java and J2EE are trademarks * or registered trademarks of Sun Microsystems, Inc. in the U.S. and * other countries. * * Copyright (c) 2006 Sun Microsystems, Inc. Tous droits reserves. * * Droits du gouvernement americain, utilisateurs gouvernementaux - logiciel * commercial. Les utilisateurs gouvernementaux sont soumis au contrat de * licence standard de Sun Microsystems, Inc., ainsi qu'aux dispositions * en vigueur de la FAR (Federal Acquisition Regulations) et des * supplements a celles-ci.  Distribue par des licences qui en * restreignent l'utilisation. * * Cette distribution peut comprendre des composants developpes par des * tierces parties. Sun, Sun Microsystems, le logo Sun, Java et J2EE * sont des marques de fabrique ou des marques deposees de Sun * Microsystems, Inc. aux Etats-Unis et dans d'autres pays. */package com.sun.cb.jsf;import javax.faces.application.Application;import javax.faces.context.FacesContext;import javax.faces.context.ExternalContext;import java.util.Map;import java.util.ResourceBundle;import java.util.ArrayList;import java.util.Iterator;import java.math.BigDecimal;import javax.faces.event.ActionEvent;import java.util.logging.Logger;import java.util.logging.Level;/** * <p>Backing file bean for orderForm of CoffeeBreak demo.</p> */public class CoffeeBreakBean {    static final Logger log = Logger.getLogger(                "com.sun.cb.jsf.CoffeeBreakBean");    public static final String CB_RESOURCE_BUNDLE_NAME = "com.sun.cb.jsf.messages.CBMessages";    private static ResourceBundle bundle = null;    private RetailPriceList retailPriceList = null;    private ShoppingCart cart = null;    public CoffeeBreakBean() {        // load the different types of Coffee and their price list.        FacesContext context = FacesContext.getCurrentInstance();        ExternalContext extcontext = context.getExternalContext();        Map<String, Object> applicationMap = context.getExternalContext()                                                    .getApplicationMap();        RetailPriceList rpl = (RetailPriceList) applicationMap.get(                    "retailPriceList");        if (retailPriceList == null) {            try {                retailPriceList = new RetailPriceList();                applicationMap.put("retailPriceList", rpl);            } catch (Exception ex) {                log.severe(                        "CoffeeBreakBean: Couldn't create retail price list: "                        + ex.getMessage());            }        }        // populate the shopping cart with the price list        if (cart == null) {            cart = new ShoppingCart(retailPriceList);        }    }    public ShoppingCart getCart() {        return cart;    }    public RetailPriceList getRetailPriceList() {        return retailPriceList;    }    /*     * Handles "Update" action on the orderForm     */    public String update() {        log.fine("CoffeeBreakBean: processUpdate ");        updateCart();        return null;    }    /*     * Handles "Checkout" action on the orderForm     */    public String checkout() {        log.fine("CoffeeBreakBean: processCheckout ");        updateCart();        return "checkout";    }    /*     * Handles "Clear" action on the orderForm     */    public String clear() {        log.fine("CoffeeBreakBean: processClear ");        for (Iterator i = cart.getItems()                              .iterator(); i.hasNext();) {            ShoppingCartItem sci = (ShoppingCartItem) i.next();            RetailPriceItem item = sci.getItem();            sci.setPounds(new BigDecimal("0.0"));            sci.setPrice(new BigDecimal("0.00"));            cart.setTotal(new BigDecimal("0.00"));        }        return null;    }    /*     * Updates the price on the Shopping Cart based on the quantity of Coffee     * beans ordered.     */    public void updateCart() {        BigDecimal total = new BigDecimal("0.00");        BigDecimal price = new BigDecimal("0.00");        for (Iterator i = cart.getItems()                              .iterator(); i.hasNext();) {            ShoppingCartItem sci = (ShoppingCartItem) i.next();            RetailPriceItem item = sci.getItem();            BigDecimal pounds = sci.getPounds();            if (pounds != null) {                price = item.getRetailPricePerPound()                            .multiply(pounds)                            .setScale(2, BigDecimal.ROUND_HALF_UP);            } else {                price = new BigDecimal("0.00");                sci.setPounds(new BigDecimal("0.0"));            }            sci.setPrice(price);            total = total.add(sci.getPrice())                         .setScale(2);            cart.setTotal(total);        }    }    public String continueShopping() {        clear();        return "continue";    }    /**     * Returns a localized text by looking up the resource bundle with the     * given basename and key.     */    public static String loadErrorMessage(        FacesContext context,        String basename,        String key) {        if (bundle == null) {            try {                bundle = ResourceBundle.getBundle(                            basename,                            context.getViewRoot().getLocale());            } catch (Exception e) {                return null;            }        }        return bundle.getString(key);    }}