/*
* $RCSfile: CustomRequestProcessor.java,v $ $Revision: 1.2 $ $Date: 2005/08/29 20:21:24 $ - $Author: mcallist $
*
* The contents of this file are subject to the Open Software License
* Version 2.1 (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.centraview.com/opensource/license.html
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
* License for the specific language governing rights and limitations
* under the License.
*
* The Original Code is: CentraView Open Source.
*
* The developer of the Original Code is CentraView. Portions of the
* Original Code created by CentraView are Copyright (c) 2004 CentraView,
* LLC; All Rights Reserved. The terms "CentraView" and the CentraView
* logos are trademarks and service marks of CentraView, LLC.
*/
package com.centraview.struts;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.log4j.Logger;
import org.apache.log4j.MDC;
import org.apache.struts.config.ForwardConfig;
import org.apache.struts.tiles.TilesRequestProcessor;
import com.centraview.common.CVUtility;
import com.centraview.common.Globals;
import com.centraview.common.UIAttributes;
/**
* A simple RequestProcessor to grab the UIAttributes for the
* view that is about to be displayed and make them available on the
* Request.
* @author CentraView, LLC <info@centraview.com>
*/
public class CustomRequestProcessor extends TilesRequestProcessor
{
private static Logger logger = Logger.getLogger(CustomRequestProcessor.class);
protected void processForwardConfig(HttpServletRequest request, HttpServletResponse response, ForwardConfig forward) throws IOException, ServletException {
// For this thread set the MDC for logging (I hope this is inexpensive):
String host = CVUtility.getHostName(servlet.getServletContext());
// use log4j Mapped diagnostic context to uniquely identify
// each threads log entries by host
MDC.put("HOSTNAME", host);
// Set up the UI attributes
String key = null;
UIAttributes attributes = null;
if (forward != null) {
key = forward.getName();
attributes = (UIAttributes)Globals.UIATTRIBUTES.get(key);
if (logger.isDebugEnabled() && System.getProperty(Globals.DEBUG) != null) {
logger.debug("[processForwardConfig] forward name: " + key);
}
}
if (attributes == null) {
attributes = Globals.DEFAULT_ATTRIBUTES;
}
request.setAttribute("uiAttributes", attributes);
super.processForwardConfig(request, response, forward);
}
}