/*
* Copyright 2003 Federal Chancellery Austria
*
* 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.
*/
/*
 * Created on 17.02.2004
 *
 * To change the template for this generated file go to
 * Window>Preferences>Java>Code Generation>Code and Comments
 */
package at.gv.egovernment.moa.id.util;

import java.io.IOException;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import at.gv.egovernment.moa.logging.Logger;

/**
 * @author rschamberger
 *
 * To change the template for this generated type comment go to
 * Window>Preferences>Java>Code Generation>Code and Comments
 */
public class HTTPRequestJSPForwarder {

	/**
	 * Forwards the HttpServletRequest to a customizable JSP Page and serves the Response. <br>
	 * <ul>
	 * <li>Logs the message</li>
	 * </ul>
	 * 
	 * @param message message text
	 * @param jspPageURI URI of the JSP page
	 * @param context the servlet context of the servlet belonging to the req, resp
	 * @param req servlet request
	 * @param resp servlet response
	 */
	public static void forwardNamed(
		String message,
		String jspPageURI,
		ServletContext context, 
		HttpServletRequest req,
		HttpServletResponse resp) {

		if (null != message) {
			Logger.info(message);
			req.setAttribute("Message", message);
		}
		
		//forward this to the given jsp page where the HTML response is generated
		try {
			context.getRequestDispatcher(jspPageURI).forward(req, resp);
		} catch (IOException e) {
			Logger.error(e);
		} catch (ServletException e) {
			Logger.error(e);
    }
	}

	/**
	 * Forwards the HttpServletRequest to the customizable JSP Page 'message.jsp' and serves the Response. <br>
	 * <ul>
	 * <li>Logs the message</li>
	 * </ul>
	 * 
	 * @param message message text
	 * @param context the servlet context of the servlet belonging to the req, resp
	 * @param req servlet request
	 * @param resp servlet response
	 */
	public static void forwardDefault(
		String message,
		ServletContext context, 
		HttpServletRequest req,
		HttpServletResponse resp) {
			forwardNamed(message, "/message.jsp", context, req, resp);
		}
}