/**
* The contents of this file are subject to the license and copyright
* detailed in the LICENSE and NOTICE files at the root of the source
* tree and available online at
*
* http://www.dspace.org/license/
*/
package org.dspace.app.webui.servlet;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.log4j.Logger;
import org.dspace.app.webui.util.JSPManager;
import org.dspace.app.webui.util.UIUtil;
/**
* Servlet for handling an internal server error
*
* @author Robert Tansley
* @version $Revision$
*/
public class InternalErrorServlet extends HttpServlet
{
/*
* We don't extend DSpaceServlet in case it's context creation etc. that
* caused the problem!
*/
/** log4j category */
private static Logger log = Logger.getLogger(InternalErrorServlet.class);
protected void doGet(HttpServletRequest request,
HttpServletResponse response) throws ServletException, IOException
{
// Get the exception that occurred, if any
Throwable t = (Throwable) request
.getAttribute("javax.servlet.error.exception");
String logInfo = UIUtil.getRequestLogInfo(request);
// Log the error. Since we don't have a context, we need to
// build the info "by hand"
String logMessage = ":session_id=" + request.getSession().getId()
+ ":internal_error:" + logInfo;
log.warn(logMessage, t);
// Now we try and mail the designated user, if any
UIUtil.sendAlert(request, (Exception) t);
JSPManager.showJSP(request, response, "/error/internal.jsp");
}
protected void doPost(HttpServletRequest request,
HttpServletResponse response) throws ServletException, IOException
{
doGet(request, response);
}
}