/**
* Copyright (C) 2011 JTalks.org Team
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
package org.jtalks.jcommune.web.controller;
import javax.servlet.http.HttpServletRequest;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.security.web.authentication.rememberme.RememberMeAuthenticationException;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
/**
* This controller is needed to handle exceptions that occurred during
* servlet filter. Note, that to handle such kind exceptions we must define
* error-page rule in web.xml file.
* @see <a href="http://jira.jtalks.org/browse/JC-1185"/>
*
* @author Anuar_Nurmakanov
*
*/
@Controller
@RequestMapping("/exception")
public class ExceptionHandlerController {
private static final Logger LOGGER = LoggerFactory.getLogger(ExceptionHandlerController.class);
static final String REDIRECT_TO_LOGIN = "redirect:/login?login_error=2";
/**
* Handle the remember me exception. This method is called by servlet container,
* because web.xml contains error-page rule for this type exception and this rule
* defines this path of this controller as handler.
*
* @param request it's needed to get an exception
* @return the path of redirect url
*/
@RequestMapping("/rememberMe")
public String handleRememberMeException(HttpServletRequest request) {
RememberMeAuthenticationException exception = (RememberMeAuthenticationException)
request.getAttribute("javax.servlet.error.exception");
LOGGER.error("RememberMe exception:", exception);
return REDIRECT_TO_LOGIN;
}
}