logoffaction.java

一个管理系统 用java作的

/*
 *  僔僗僥儉丂丂丗 嶳廏HR僔僗僥儉奐敪
 *  僒僽僔僗僥儉丗 WEB僔僗僥儉
 *
 *   VER    丂曄峏擔     丂晹壽      扴摉幰  丂曄峏撪梕
 *  -----------------------------------------------------------------
 *  V1.00 丂丂${date} (ShanXiu丂Soft)  Tuwenjie   弶斉
 *
 *       (C) Copyright SHANXIU CORPORATION 2006
 *                     All Rights Reserved.
 *
 */

package net.shanxiu.HR.action;

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

import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import net.shanxiu.HR.entity.Constants;
import net.shanxiu.HR.vo.Worker;

/**
 * LogoffAction
 */

/******************************************************************************
 * 僋儔僗偺奣梫丗logoff system action         
 * 
 * @author  嶌惉幰 tuwenjie
 * @version 1.0
*******************************************************************************
 */
public class LogoffAction extends Action {
    
    public ActionForward execute(ActionMapping mapping,
            					  ActionForm form,
            					  HttpServletRequest request,
            					  HttpServletResponse response)
    throws Exception {


        HttpSession session = request.getSession();
        Worker worker 		= (Worker)session.getAttribute(Constants.USER);
        
        if(worker != null) {
            session.removeAttribute(Constants.USER);
            session.invalidate();
        }
        
        return mapping.findForward("logon"); 

    }
    
}