1 /*
2 * $Id$
3 *
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing,
15 * software distributed under the License is distributed on an
16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 * KIND, either express or implied. See the License for the
18 * specific language governing permissions and limitations
19 * under the License.
20 */
21
22 package examples.localization;
23
24 import java.util.Locale;
25
26 import jakarta.servlet.http.HttpServletRequest;
27 import jakarta.servlet.http.HttpServletResponse;
28 import jakarta.servlet.http.HttpSession;
29
30 import org.apache.struts.Globals;
31 import org.apache.struts.action.Action;
32 import org.apache.struts.action.ActionForm;
33 import org.apache.struts.action.ActionForward;
34 import org.apache.struts.action.ActionMapping;
35
36 /**
37 * Retrieve and process data from the submitted form
38 *
39 * @version $Rev$ $Date$
40 */
41 public class ProcessLocalizationAction extends Action {
42 private static final long serialVersionUID = 1840482879886795996L;
43
44 // ------------------------------------------------------------ Constructors
45
46 /**
47 * Constructor for ProcessOptionsAction.
48 */
49 public ProcessLocalizationAction() {
50 super();
51 }
52
53 // ---------------------------------------------------------- Action Methods
54
55 /**
56 * Process the request and return an <code>ActionForward</code> instance
57 * describing where and how control should be forwarded, or
58 * <code>null</code>if the response has already been completed.
59 *
60 * @param mapping The ActionMapping used to select this instance
61 * @param form The optional ActionForm bean for this request (if any)
62 * @param request The HTTP request we are processing
63 * @param response The HTTP response we are creating
64 *
65 * @exception Exception if the application logic throws an exception
66 *
67 * @return the ActionForward for the next view
68 */
69 public ActionForward execute(
70 ActionMapping mapping,
71 ActionForm form,
72 HttpServletRequest request,
73 HttpServletResponse response)
74 throws Exception {
75
76 // Extract attributes we will need
77 HttpSession session = request.getSession();
78
79 // Get locale from request, if any
80 Locale locale = request.getLocale();
81
82 // If supplied, set Locale based on request parameters;
83 // country and language
84 String language = request.getParameter("language");
85 String country = request.getParameter("country");
86
87 if ((language != null && language.length() > 0)
88 && (country != null && country.length() > 0)) {
89 locale = new Locale(language, country);
90 } else if (language != null && language.length() > 0) {
91 locale = new Locale(language);
92 }
93
94 //Save locale
95 session.setAttribute(Globals.LOCALE_KEY, locale);
96
97 // Forward to result page
98 return mapping.findForward("success");
99 }
100 }