/*
* Copyright 2002-2006 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.web.servlet.i18n;
import java.util.Locale;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.springframework.web.servlet.LocaleResolver;
/**
* Implementation of LocaleResolver that simply uses the primary locale
* specified in the "accept-language" header of the HTTP request (that is,
* the locale sent by the client browser, normally that of the client's OS).
*
* <p>Note: Does not support <code>setLocale</code>, since the accept header
* can only be changed through changing the client's locale settings.
*
* @author Juergen Hoeller
* @since 27.02.2003
* @see javax.servlet.http.HttpServletRequest#getLocale()
*/
public class AcceptHeaderLocaleResolver implements LocaleResolver {
public Locale resolveLocale(HttpServletRequest request) {
return request.getLocale();
}
public void setLocale(HttpServletRequest request, HttpServletResponse response, Locale locale) {
throw new UnsupportedOperationException(
"Cannot change HTTP accept header - use a different locale resolution strategy");
}
}