/*
* Copyright 2002-2009 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.view.tiles2;
import java.util.Locale;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.jsp.PageContext;
import org.apache.tiles.context.TilesRequestContext;
import org.apache.tiles.jsp.context.JspTilesRequestContext;
import org.apache.tiles.locale.impl.DefaultLocaleResolver;
import org.apache.tiles.servlet.context.ServletTilesRequestContext;
import org.springframework.web.servlet.support.RequestContextUtils;
/**
* Tiles LocaleResolver adapter that delegates to a Spring
* {@link org.springframework.web.servlet.LocaleResolver},
* exposing the DispatcherServlet-managed locale.
*
* <p>This adapter gets automatically registered by {@link TilesConfigurer}.
* If you are using standard Tiles bootstrap, specify the name of this class
* as value for the init-param "org.apache.tiles.locale.LocaleResolver".
*
* @author Juergen Hoeller
* @since 2.5
* @see org.apache.tiles.definition.UrlDefinitionsFactory#LOCALE_RESOLVER_IMPL_PROPERTY
*/
public class SpringLocaleResolver extends DefaultLocaleResolver {
@Override
public Locale resolveLocale(TilesRequestContext context) {
if (context instanceof JspTilesRequestContext) {
PageContext pc = ((JspTilesRequestContext) context).getPageContext();
return RequestContextUtils.getLocale((HttpServletRequest) pc.getRequest());
}
else if (context instanceof ServletTilesRequestContext) {
HttpServletRequest request = ((ServletTilesRequestContext) context).getRequest();
if (request != null) {
return RequestContextUtils.getLocale(request);
}
}
return super.resolveLocale(context);
}
}
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