FixedLocaleResolver


1   /*
2    * Copyright 2002-2006 the original author or authors.
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  
17  package org.springframework.web.servlet.i18n;
18  
19  import java.util.Locale  ;
20  
21  import javax.servlet.http.HttpServletRequest  ;
22  import javax.servlet.http.HttpServletResponse  ;
23  
24  /**
25   * Implementation of LocaleResolver that always returns a fixed default locale.
26   * Default is the current JVM's default locale.
27   *
28   * <p>Note: Does not support <code>setLocale</code>, as the fixed locale
29   * cannot be changed.
30   *
31   * @author Juergen Hoeller
32   * @since 1.1
33   * @see #setDefaultLocale
34   */
35  public class FixedLocaleResolver extends AbstractLocaleResolver {
36  
37      public Locale   resolveLocale(HttpServletRequest   request) {
38          Locale   locale = getDefaultLocale();
39          if (locale == null) {
40              locale = Locale.getDefault();
41          }
42          return locale;
43      }
44  
45      public void setLocale(HttpServletRequest   request, HttpServletResponse   response, Locale   locale) {
46          throw new UnsupportedOperationException  (
47                  "Cannot change fixed locale - use a different locale resolution strategy");
48      }
49  
50  }
51

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