在JAVA中的怎么在过滤器中取到每一个URL请求?
在JAVA中的怎么在过滤器中取到每一个URL请求?

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顾虑器
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public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {

HttpServletRequest req = (HttpServletRequest)request;
StringBuffer requestURL = req.getRequestURL();


}
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getRequestURL();