exit.java

利用java编写的一个学生宿舍管理系统

/**
 * Exit.java
 * author:liuhaijing
 * @version 1.0
 */
 
 package mydesign;//包名

import java.io.*;
import mydesign.*;
import javax.servlet.*;
import javax.servlet.http.*;

public class Exit extends HttpServlet
{
    
    public void init() throws ServletException 
    {
    }
    
    //将session中保存的管理员信息清除，把视图派发到登录页面
    public void doGet(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException
    {
    	HttpSession session=request.getSession(true);
    	try
        {
			session.setAttribute("admin",null); 
			response.sendRedirect("login.htm");  //保存要显示的数据
        	}
        catch(Exception e)
        {
            System.out.print("Exit Servlet error:"+e.getMessage());            
        }
    }


    //Clean up resources
    public void destroy()
    {
    }
}