KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > apache > jetspeed > services > customlocalization > JetspeedLocalizationService


1 /*
2  * Copyright 2000-2004 The Apache Software Foundation.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 package org.apache.jetspeed.services.customlocalization;
17
18 import java.util.Locale JavaDoc;
19
20 import org.apache.turbine.services.localization.TurbineLocalizationService;
21 import org.apache.turbine.util.RunData;
22
23 import org.apache.jetspeed.om.security.JetspeedUser;
24
25 /**
26  * <p>This class is the single point of access to all localization
27  * resources. It caches different ResourceBundles for different
28  * Locales.</p>
29  *
30  * Work in the same way of turbine except for getLocale(RunData data),
31  * turbine read the accept-language header in a http request,
32  * instead this method read the user.getPerm("language")
33  * from the RunData to obtain the language choice by the user
34  * without the browser language rule.
35  * If a user not change the language with a ChangeLanguagePortlet,
36  * and a user.getPerm("language")are not set,
37  * the "Accept-Language" header are read.
38  *
39  * @author <a HREF="mailto:desmax74@yahoo.it">Dessė Massimiliano</a>
40  * @version $Id: JetspeedLocalizationService.java,v 1.8 2004/02/23 03:49:33 jford Exp $
41  */
42 public class JetspeedLocalizationService extends TurbineLocalizationService implements CustomLocalizationService
43 {
44
45     /**
46      * Initialize list of default bundle names.
47      *
48      * @param ignored
49      *
50     protected void initBundleNames(String ignored[])
51     {
52         bundleNames = TurbineResources.getStringArray("locale.default.bundles");
53         String name = TurbineResources.getString("locale.default.bundle");
54         if (name != null && name.length() > 0)
55         {
56             if (bundleNames == null || bundleNames.length <= 0)
57             {
58                 bundleNames = (new String[] {name});
59             }
60             else
61             {
62                 String array[] = new String[bundleNames.length + 1];
63                 array[0] = name;
64                 System.arraycopy(bundleNames, 0, array, 1, bundleNames.length);
65                 bundleNames = array;
66             }
67         }
68         if (bundleNames == null)
69         {
70             bundleNames = new String[0];
71         }
72     }
73     */
74     
75     /**
76      * Call getDefaultBundleName() of turbine
77      *
78      * @return
79      */
80 /*
81     public String getDefaultBundleName()
82     {
83         return bundleNames.length > 0 ? bundleNames[0] : "";
84     }
85 */
86
87     /**
88      * This method read if a user has set getPerm("language")
89      * to use another language or not.
90      * If not set , accept-language of the request are returned.
91      *
92      * @param data
93      * @return
94      */
95     public final Locale JavaDoc getLocale(RunData data)
96     {
97         JetspeedUser user = (JetspeedUser) data.getUser();
98         if (user == null)
99         {
100             return getLocale(data.getRequest().getHeader(CustomLocalizationService.ACCEPT_LANGUAGE));
101         }
102         else
103         {
104             String JavaDoc lang = "null";
105
106             try
107             {
108                 if (user.getPerm("language") == null)
109                 {
110                     return getLocale(data.getRequest().getHeader(CustomLocalizationService.ACCEPT_LANGUAGE));
111                 }
112                 else
113                 {
114                     lang = user.getPerm("language").toString();
115                     Locale JavaDoc locale = new Locale JavaDoc(lang, "");
116                     return locale;
117                 }
118             }
119             catch (Exception JavaDoc use)
120             {
121                 return getLocale(data.getRequest().getHeader(CustomLocalizationService.ACCEPT_LANGUAGE));
122             }
123         }
124     }
125
126     /**
127      * Call searchKey(Locale locale, String key) to search the key in the Bundles
128      *
129      * @param bundleName
130      * @param locale
131      * @param key
132      * @return
133      *
134     public String getString(String bundleName, Locale locale, String key)
135     {
136         return searchKey(locale,key);
137     }
138     */
139
140     /**
141      * Search the key in the first bundle, if is not found
142      * search in the list of bundles
143      *
144      * @param locale
145      * @param key
146      * @return
147      *
148     private String searchKey(Locale locale, String key)
149     {
150         String keyTemp=null;
151         int i=0;
152         boolean find=false;
153         ResourceBundle rb ;
154
155         while ((null==keyTemp)&&(!find)&&(i<bundleNames.length))
156         {
157             rb = getBundle(bundleNames[i], locale);
158             keyTemp=super.getStringOrNull(rb,key);
159             if (keyTemp!=null)
160             {
161                 find=true;
162             }
163             else i++;
164         }
165         return keyTemp;
166     }
167
168
169     private String bundleNames[];
170     */
171
172 }
173
Popular Tags