/*
* Copyright 2005-2006 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.strecks.injection.handler;
import javax.servlet.ServletContext;
import javax.servlet.http.HttpServletRequest;
import org.apache.struts.Globals;
import org.apache.struts.config.ModuleConfig;
import org.apache.struts.util.MessageResources;
import org.apache.struts.util.ModuleUtils;
import org.strecks.context.ActionContext;
import org.strecks.util.Assert;
import org.strecks.util.StringUtils;
/**
* Injection handler for obtaining <code>MessageResources</code> from <code>ActionContext</code>
* @author Phil Zoio
*/
public class MessageResourcesInjectionHandler implements InjectionHandler
{
private String bundle;
public MessageResourcesInjectionHandler(String bundle)
{
Assert.notNull(bundle);
if (StringUtils.notBlankOrNull(bundle))
this.bundle = bundle;
else
this.bundle = Globals.MESSAGES_KEY;
}
public Object getValue(ActionContext injectionContext)
{
return getMessageResources(injectionContext);
}
protected MessageResources getMessageResources(ActionContext injectionContext)
{
HttpServletRequest request = injectionContext.getRequest();
ServletContext context = injectionContext.getContext();
ModuleConfig moduleConfig = ModuleUtils.getInstance().getModuleConfig(request, context);
// Return the requested message resources instance
return (MessageResources) context.getAttribute(bundle + moduleConfig.getPrefix());
}
}