重写struts过滤器

<filter>

<filter-name>ExtendStrutsFilter</filter-name>

<filter-class>

com.lt.xiaoliao.util.ExtendStrutsFilter

</filter-class>

</filter>

<filter-mapping>

<filter-name>ExtendStrutsFilter</filter-name>

<url-pattern>/*</url-pattern>

<dispatcher>REQUEST</dispatcher>

<dispatcher>FORWARD</dispatcher>

</filter-mapping>

package com.lt.xiaoliao.util;

import java.io.BufferedReader;

import java.io.ByteArrayInputStream;

import java.io.ByteArrayOutputStream;

import java.io.IOException;

import java.io.InputStream;

import java.io.InputStreamReader;

import java.io.PushbackInputStream;

import javax.servlet.FilterChain;

import javax.servlet.ServletException;

import javax.servlet.ServletRequest;

import javax.servlet.ServletResponse;

import javax.servlet.http.HttpServletRequest;

import org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter;

public class ExtendStrutsFilter extends StrutsPrepareAndExecuteFilter{

@Override

public void doFilter(ServletRequest req, ServletResponse res,FilterChain chain) throws IOException, ServletException {

HttpServletRequest request = (HttpServletRequest) req;

if (request.getRequestURI().endsWith("qiniuServlet.do")) {

chain.doFilter(req, res);

}else{

//System.out.println("使用默认的过滤器");

super.doFilter(req, res, chain);

}

}

}