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1 package org.springframework.samples.jpetstore.web.spring;
2
3 import javax.servlet.http.HttpServletRequest  ;
4 import javax.servlet.http.HttpServletResponse ;
5
6 import org.springframework.web.servlet.ModelAndView;
7 import org.springframework.web.servlet.ModelAndViewDefiningException;
8 import org.springframework.web.servlet.handler.HandlerInterceptorAdapter;
9 import org.springframework.web.util.WebUtils;
10
11
15 public class SignonInterceptor extends HandlerInterceptorAdapter {
16
17 public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler)
18 throws Exception {
19 UserSession userSession = (UserSession) WebUtils.getSessionAttribute(request, "userSession");
20 if (userSession == null) {
21 String url = request.getServletPath();
22 String query = request.getQueryString();
23 ModelAndView modelAndView = new ModelAndView("SignonForm");
24 if (query != null) {
25 modelAndView.addObject("signonForwardAction", url+"?"+query);
26 }
27 else {
28 modelAndView.addObject("signonForwardAction", url);
29 }
30 throw new ModelAndViewDefiningException(modelAndView);
31 }
32 else {
33 return true;
34 }
35 }
36
37 }
38 |
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