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Java > Open Source Codes > org > apache > tapestry > services > RequestLocaleManager


1 // Copyright 2004, 2005 The Apache Software Foundation
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 // http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14
15 package org.apache.tapestry.services;
16
17 import java.util.Locale JavaDoc;
18
19 /**
20  * Used to determine what is the client-specified locale, if any, for the current request. This may
21  * be stored in the request as an HTTP Cookie, or may be interpolated from request headers.
22  * Additionally, the "raw" value provided by the client may be filtered down.
23  *
24  * @author Howard Lewis Ship
25  * @since 4.0
26  */
27 public interface RequestLocaleManager
28 {
29     /**
30      * Determines the locale to use for processing the current request. The value is returned, but
31      * also stored as {@link org.apache.tapestry.services.RequestGlobals#setIncomingLocale(Locale)}.
32      */
33
34     public Locale JavaDoc extractLocaleForCurrentRequest();
35
36     /**
37      * Stores the thread's locale as a cookie for later use.
38      */
39
40     public void persistLocale();
41 }
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