/**
* Licensed under the Artistic License; you may not use this file
* except in compliance with the License.
* You may obtain a copy of the License at
*
* http://displaytag.sourceforge.net/license.html
*
* THIS PACKAGE IS PROVIDED "AS IS" AND WITHOUT ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*/
package org.displaytag.localization;
import java.util.Locale;
import javax.servlet.http.HttpServletRequest;
/**
* Handle the selection of the user locale. By default <code>request.getLocale()</code> is used, but specific
* implementations can use different way to determine the locale, for example looking at session variables or cookies.
* @author Fabrizio Giustina
* @version $Revision: 8904 $ ($Author: charles $)
*/
public interface LocaleResolver
{
/**
* Returns the Locale choosen for the given request.
* @param request HttpServletRequest
* @return a valid Locale (<code>null</code> should never be returned)
*/
Locale resolveLocale(HttpServletRequest request);
}