checkoutformbean.java

《j2ee经典实例详解》的源代码。原书无附带光盘。介绍的是一个在线银行系统的例子。绝对难得

/*
 * Copyright (c) 2005 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) 2005 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;

import java.math.BigDecimal;
import java.util.*;
import java.util.logging.*;


public class CheckoutFormBean {
    static final Logger logger =
        Logger.getLogger("server.com.sun.cb.CheckoutFormBean");
    private String firstName;
    private String lastName;
    private String email;
    private String areaCode;
    private String phoneNumber;
    private String street;
    private String city;
    private String state;
    private String zip;
    private int CCOption;
    private String CCNumber;
    private HashMap errors;
    private ShoppingCart cart;
    private RetailPriceList rpl;
    private OrderConfirmations ocs;
    private ResourceBundle messages;

    public CheckoutFormBean(ShoppingCart cart, RetailPriceList rpl,
        ResourceBundle messages) {
        firstName = "";
        lastName = "";
        email = "";
        areaCode = "";
        phoneNumber = "";
        street = "";
        city = "";
        state = "";
        zip = "";
        CCOption = 0;
        CCNumber = "";
        errors = new HashMap();
        this.cart = cart;
        this.rpl = rpl;
        this.messages = messages;
        ocs = new OrderConfirmations();
    }

    public boolean validate() {
        boolean allOk = true;

        if (firstName.equals("")) {
            errors.put("firstName", messages.getString("FirstNameError"));
            firstName = "";
            allOk = false;
        } else {
            errors.put("firstName", "");
        }

        if (lastName.equals("")) {
            errors.put("lastName", messages.getString("LastNameError"));
            lastName = "";
            allOk = false;
        } else {
            errors.put("lastName", "");
        }

        if (email.equals("") || (email.indexOf('@') == -1)) {
            errors.put("email", messages.getString("EMailError"));
            email = "";
            allOk = false;
        } else {
            errors.put("email", "");
        }

        if (areaCode.equals("")) {
            errors.put("areaCode", messages.getString("AreaCodeError"));
            areaCode = "";
            allOk = false;
        } else {
            errors.put("areaCode", "");
        }

        if (phoneNumber.equals("")) {
            errors.put("phoneNumber", messages.getString("PhoneNumberError"));
            phoneNumber = "";
            allOk = false;
        } else {
            errors.put("phoneNumber", "");
        }

        if (street.equals("")) {
            errors.put("street", messages.getString("StreetError"));
            street = "";
            allOk = false;
        } else {
            errors.put("street", "");
        }

        if (city.equals("")) {
            errors.put("city", messages.getString("CityError"));
            city = "";
            allOk = false;
        } else {
            errors.put("city", "");
        }

        if (state.equals("")) {
            errors.put("state", messages.getString("StateError"));
            state = "";
            allOk = false;
        } else {
            errors.put("state", "");
        }

        if (zip.equals("") || (zip.length() != 5)) {
            errors.put("zip", messages.getString("ZipError"));
            zip = "";
            allOk = false;
        } else {
            try {
                int x = Integer.parseInt(zip);
                errors.put("zip", "");
            } catch (NumberFormatException e) {
                errors.put("zip", messages.getString("ZipError"));
                zip = "";
                allOk = false;
            }
        }

        if (CCNumber.equals("")) {
            errors.put("CCNumber", messages.getString("CCNumberError"));
            CCNumber = "";
            allOk = false;
        } else {
            errors.put("CCNumber", "");
        }

        ocs.clear();

        ConfirmationBean confirmation = null;

        if (allOk) {
            String orderId = CCNumber;

            AddressBean address = new AddressBean(street, city, state, zip);
            CustomerBean customer =
                new CustomerBean(firstName, lastName,
                    "(" + areaCode + ") " + phoneNumber, email);

            for (Iterator d = rpl.getSuppliers()
                                 .iterator(); d.hasNext();) {
                String supplier = (String) d.next();
                logger.info(supplier);

                ArrayList lis = new ArrayList();
                BigDecimal price = new BigDecimal("0.00");
                BigDecimal total = new BigDecimal("0.00");

                for (Iterator c = cart.getItems()
                                      .iterator(); c.hasNext();) {
                    ShoppingCartItem sci = (ShoppingCartItem) c.next();

                    if ((sci.getItem()
                                .getSupplier()).equals(supplier) &&
                            (sci.getPounds()
                                    .floatValue() > 0)) {
                        price =
                            sci.getItem()
                               .getWholesalePricePerPound()
                               .multiply(sci.getPounds());
                        total = total.add(price);

                        LineItemBean li =
                            new LineItemBean(sci.getItem().getCoffeeName(),
                                sci.getPounds(),
                                sci.getItem().getWholesalePricePerPound());
                        lis.add(li);
                    }
                }

                LineItemBean[] lineItems = new LineItemBean[lis.size()];
                int i = 0;

                for (Iterator j = lis.iterator(); j.hasNext();) {
                    lineItems[i] = (LineItemBean) j.next();
                    i++;
                }

                if (lineItems.length != 0) {
                    OrderBean order =
                        new OrderBean(address, customer, orderId, lineItems,
                            total);

                    String SAAJOrderURL =
                        URLHelper.getSaajURL() + "/orderCoffee";

                    if (supplier.equals(SAAJOrderURL)) {
                        OrderRequest or = new OrderRequest(SAAJOrderURL);
                        confirmation = or.placeOrder(order);
                    } else {
                        OrderCaller ocaller = new OrderCaller(supplier);
                        confirmation = ocaller.placeOrder(order);
                    }

                    OrderConfirmation oc =
                        new OrderConfirmation(order, confirmation);
                    ocs.add(oc);
                }
            }
        }

        return allOk;
    }

    public HashMap getErrors() {
        return errors;
    }

    public String getErrorMsg(String s) {
        String errorMsg = (String) errors.get(s.trim());

        return (errorMsg == null) ? "" : errorMsg;
    }

    public String getFirstName() {
        return firstName;
    }

    public String getLastName() {
        return lastName;
    }

    public String getEmail() {
        return email;
    }

    public String getZip() {
        return zip;
    }

    public String getAreaCode() {
        return areaCode;
    }

    public String getPhoneNumber() {
        return phoneNumber;
    }

    public String getStreet() {
        return street;
    }

    public String getCity() {
        return city;
    }

    public String getState() {
        return state;
    }

    public int getCCOption() {
        return CCOption;
    }

    public String getCCNumber() {
        return CCNumber;
    }

    public OrderConfirmations getOrderConfirmations() {
        return ocs;
    }

    public void setMessages(ResourceBundle messages) {
        this.messages = messages;
    }

    public void setFirstName(String firstname) {
        this.firstName = firstname;
    }

    public void setLastName(String lastname) {
        this.lastName = lastname;
    }

    public void setEmail(String email) {
        this.email = email;
    }

    public void setZip(String zip) {
        this.zip = zip;
    }

    public void setAreaCode(String areaCode) {
        this.areaCode = areaCode;
    }

    public void setPhoneNumber(String phoneNumber) {
        this.phoneNumber = phoneNumber;
    }

    public void setStreet(String street) {
        this.street = street;
    }

    public void setCity(String city) {
        this.city = city;
    }

    public void setState(String state) {
        this.state = state;
    }

    public void setCCOption(int CCOption) {
        this.CCOption = CCOption;
    }

    public void setCCNumber(String CCNumber) {
        this.CCNumber = CCNumber;
    }

    public void setErrors(String key, String msg) {
        errors.put(key, msg);
    }
}