edu.indiana.d2i.sloan.ui.LogoutAction.java Source code

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Here is the source code for edu.indiana.d2i.sloan.ui.LogoutAction.java

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/*
#
# Copyright 2007 The Trustees of Indiana University
#
# 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.
#
# -----------------------------------------------------------------
#
# Project: HTRC Sloan job submission web interface
# File:  LogoutAction.java
# Description:  
#
# -----------------------------------------------------------------
# 
 */
package edu.indiana.d2i.sloan.ui;

import java.util.Map;

import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletResponse;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.struts2.interceptor.ServletResponseAware;
import org.apache.struts2.interceptor.SessionAware;

import com.opensymphony.xwork2.ActionSupport;

import edu.indiana.d2i.sloan.Constants;

/**
 * Logout action
 * 
 * @author Guangchen
 * 
 */
public class LogoutAction extends ActionSupport implements SessionAware, LoginRequired, ServletResponseAware {
    private static final long serialVersionUID = 1L;
    private static final Log logger = LogFactory.getLog(LogoutAction.class);

    private final String webPageTitle = "Home";

    private Map<String, Object> session;
    private HttpServletResponse httpResponse = null;

    public String execute() throws Exception {
        String user = (String) session.get(Constants.SESSION_USERNAME);
        logger.info(user + " log out.");
        session.clear();
        httpResponse.addCookie(new Cookie(Constants.SESSION_EXIST_BEFORE, "false"));
        return SUCCESS;
    }

    @Override
    public void setSession(Map<String, Object> session) {
        this.session = session;
    }

    @Override
    public void setServletResponse(HttpServletResponse response) {
        this.httpResponse = response;
    }

    public String getWebPageTitle() {
        return webPageTitle;
    }
}