logoutaction.java

用java实现的一个论坛,可以供大家参考

/*******************************************************************\
 *                                                                   *
 *			   LightningBoard			    *
 *                                                                   *
 *          http://sourceforge.net/projects/lightningboard/          *
 *			                                            *
 *	            Copyright (c) 2002 Xiaobo Liu	            *
 *                                                                   *
 *********************************************************************
 *                        LICENSE INFORMATION                        *
 *                                                                   *
 *  LightningBoard is free software; you can redistribute it and/or  *
 *  modify it under the terms of the GNU General Public License as   *
 *  published by the Free Software Foundation; either version 2 of   *
 *  the License, or any later version.                               *
 *                                                                   *
 *  We don't charge anything for the use of LightningBoard, we only  *
 *  require you to keep the copyright present on your site and in    *
 *  the source files.                                                *
 *                                                                   *
 *  LightningBoard 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 *
 *  General Public License for more details.                         *
 *                                                                   *
\*******************************************************************/

package liuxiaobo.lb.action;

import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
import liuxiaobo.util.*;
import liuxiaobo.lb.*;
import liuxiaobo.lb.dao.*;
import liuxiaobo.lb.bean.*;

public class LogoutAction  {
  public String excute(HttpServletRequest request, HttpServletResponse response)
      throws IOException, ServletException ,ActionException{
    HttpSession session = request.getSession(false);
    session.removeAttribute("loginBean");
    request.setAttribute("actionMessage",new liuxiaobo.lb.ActionMessage("logout_ok"));
    return "/actionMessage.jsp";
  }
}