checkmanagerfilter.java

这是一个基于大唐电信的一个任务管理模块程序

package com.datang.struts.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 javax.servlet.http.HttpSession;

public class CheckManagerFilter implements Filter {

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

	}

	public void doFilter(ServletRequest arg0, ServletResponse arg1,
			FilterChain arg2) throws IOException, ServletException {
		HttpServletRequest request = (HttpServletRequest)arg0;
		HttpSession session = request.getSession();
		String current = (String)session.getAttribute("LOGIN_POSITION");
		if(!"manager".equals(current)){
			HttpServletResponse response = (HttpServletResponse)arg1;
			response.sendRedirect("/Dream2Tang/login.jsp");
			return;
		}
		arg2.doFilter(arg0, arg1);

	}

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

	}

}