edu.csula.squirrels.security.LogoutRedirectHandler.java Source code

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Here is the source code for edu.csula.squirrels.security.LogoutRedirectHandler.java

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/*
 * This file is part of the CSNetwork Services (CSNS) project.
 * 
 * Copyright 2012, Chengyu Sun (csun@calstatela.edu).
 * 
 * CSNS is free software: you can redistribute it and/or modify it under the
 * terms of the GNU Affero General Public License as published by the Free
 * Software Foundation, either version 3 of the License, or (at your option)
 * any later version.
 * 
 * CSNS 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 Affero General Public License for
 * more details.
 * 
 * You should have received a copy of the GNU Affero General Public License
 * along with CSNS. If not, see http://www.gnu.org/licenses/agpl.html.
 */
package edu.csula.squirrels.security;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.codehaus.jackson.map.ObjectMapper;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.core.Authentication;
import org.springframework.security.web.authentication.logout.LogoutSuccessHandler;
import org.springframework.security.web.authentication.logout.SimpleUrlLogoutSuccessHandler;
import org.springframework.stereotype.Component;

import edu.csula.squirrels.model.User;
import edu.csula.squirrels.web.service.ServiceResponse;

@Component
public class LogoutRedirectHandler implements LogoutSuccessHandler {

    @Autowired
    ObjectMapper objectMapper;

    private final static Logger logger = LoggerFactory.getLogger(LogoutRedirectHandler.class);

    @Override
    public void onLogoutSuccess(HttpServletRequest request, HttpServletResponse response,
            Authentication authentication) throws IOException, ServletException {
        User user = (User) authentication.getPrincipal();
        logger.info(user.getUsername() + " signed out.");

        if (request.getParameter("mobile") != null)
            objectMapper.writeValue(response.getWriter(), new ServiceResponse("loggedOut"));
        else {
            SimpleUrlLogoutSuccessHandler logoutSuccessHandler = new SimpleUrlLogoutSuccessHandler();
            logoutSuccessHandler.setDefaultTargetUrl("/");
            logoutSuccessHandler.onLogoutSuccess(request, response, authentication);
        }
    }

}