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1 package org.springframework.samples.jpetstore.web.spring;
2
3 import java.util.ArrayList  ;
4 import java.util.HashMap ;
5 import java.util.List ;
6 import java.util.Map ;
7
8 import javax.servlet.http.HttpServletRequest ;
9 import javax.servlet.http.HttpServletResponse ;
10
11 import org.springframework.samples.jpetstore.domain.Account;
12 import org.springframework.samples.jpetstore.domain.Cart;
13 import org.springframework.samples.jpetstore.domain.logic.OrderValidator;
14 import org.springframework.samples.jpetstore.domain.logic.PetStoreFacade;
15 import org.springframework.validation.BindException;
16 import org.springframework.validation.Errors;
17 import org.springframework.web.servlet.ModelAndView;
18 import org.springframework.web.servlet.ModelAndViewDefiningException;
19 import org.springframework.web.servlet.mvc.AbstractWizardFormController;
20
21
25 public class OrderFormController extends AbstractWizardFormController {
26
27 private PetStoreFacade petStore;
28
29 public OrderFormController() {
30 setCommandName("orderForm");
31 setPages(new String [] {"NewOrderForm", "ShippingForm", "ConfirmOrder"});
32 }
33
34 public void setPetStore(PetStoreFacade petStore) {
35 this.petStore = petStore;
36 }
37
38 protected Object formBackingObject(HttpServletRequest request) throws ModelAndViewDefiningException {
39 UserSession userSession = (UserSession) request.getSession().getAttribute("userSession");
40 Cart cart = (Cart) request.getSession().getAttribute("sessionCart");
41 if (cart != null) {
42 Account account = this.petStore.getAccount(userSession.getAccount().getUsername());
44 OrderForm orderForm = new OrderForm();
45 orderForm.getOrder().initOrder(account, cart);
46 return orderForm;
47 }
48 else {
49 ModelAndView modelAndView = new ModelAndView("Error");
50 modelAndView.addObject("message", "An order could not be created because a cart could not be found.");
51 throw new ModelAndViewDefiningException(modelAndView);
52 }
53 }
54
55 protected void onBindAndValidate(HttpServletRequest request, Object command, BindException errors, int page) {
56 if (page == 0 && request.getParameter("shippingAddressRequired") == null) {
57 OrderForm orderForm = (OrderForm) command;
58 orderForm.setShippingAddressRequired(false);
59 }
60 }
61
62 protected Map referenceData(HttpServletRequest request, int page) {
63 if (page == 0) {
64 List creditCardTypes = new ArrayList ();
65 creditCardTypes.add("Visa");
66 creditCardTypes.add("MasterCard");
67 creditCardTypes.add("American Express");
68 Map model = new HashMap ();
69 model.put("creditCardTypes", creditCardTypes);
70 return model;
71 }
72 return null;
73 }
74
75 protected int getTargetPage(HttpServletRequest request, Object command, Errors errors, int currentPage) {
76 OrderForm orderForm = (OrderForm) command;
77 if (currentPage == 0 && orderForm.isShippingAddressRequired()) {
78 return 1;
79 }
80 else {
81 return 2;
82 }
83 }
84
85 protected void validatePage(Object command, Errors errors, int page) {
86 OrderForm orderForm = (OrderForm) command;
87 OrderValidator orderValidator = (OrderValidator) getValidator();
88 errors.setNestedPath("order");
89 switch (page) {
90 case 0:
91 orderValidator.validateCreditCard(orderForm.getOrder(), errors);
92 orderValidator.validateBillingAddress(orderForm.getOrder(), errors);
93 break;
94 case 1:
95 orderValidator.validateShippingAddress(orderForm.getOrder(), errors);
96 }
97 errors.setNestedPath("");
98 }
99
100 protected ModelAndView processFinish(
101 HttpServletRequest request, HttpServletResponse response, Object command, BindException errors) {
102 OrderForm orderForm = (OrderForm) command;
103 this.petStore.insertOrder(orderForm.getOrder());
104 request.getSession().removeAttribute("sessionCart");
105 Map model = new HashMap ();
106 model.put("order", orderForm.getOrder());
107 model.put("message", "Thank you, your order has been submitted.");
108 return new ModelAndView("ViewOrder", model);
109 }
110
111 }
112 |
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