memberfilter.java

通过网站展示学校风采、文化、优点与特色

package com.mvc.web.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.mvc.dao.bean.JinfengAdmin;



public class MemberFilter implements Filter{

	public void destroy() {
		// TODO Auto-generated method stub
		
	}

	public void doFilter(ServletRequest arg0, ServletResponse arg1, FilterChain arg2) throws IOException, ServletException {
		// TODO Auto-generated method stub
		HttpServletRequest request = (HttpServletRequest) arg0;
		HttpServletResponse  response = (HttpServletResponse) arg1;
		JinfengAdmin member = (JinfengAdmin) request.getSession().getAttribute("admin");
		 if(member == null){
			 response.sendRedirect("/MVCStruts/pages/login.jsp");
		 }
		 arg2.doFilter(arg0, arg1);
	}

	public void init(FilterConfig arg0) throws ServletException {
		// TODO Auto-generated method stub
		
	}

}