filter1.java

这是一个ajax动态权限菜单,还是比较可以,大家看一下嘛

package severlet;

import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import java.util.*;
import business.Buesiness;
import bean.UserLoginInfo;

public class Filter1
    extends HttpServlet implements Filter {
  private FilterConfig filterConfig;
  //Handle the passed-in FilterConfig
  public void init(FilterConfig filterConfig) throws ServletException {
    this.filterConfig = filterConfig;
  }

  //Process the request/response pair
  public void doFilter(ServletRequest request, ServletResponse response,
                       FilterChain filterChain) {
    try {
      String url = ((HttpServletRequest)request).getRequestURI();//寰楀埌鐢ㄦ埛鎯宠