可以通 过 Filter 来 实现 , Filter 继 承于 javax.servlet.Filter ,重写 getRequestURI 方法
public void doFilter(ServletRequest request, ServletResponse response,
FilterChain chain) throws IOException, ServletException {
chain.doFilter(new HttpServletRequestWrapper((HttpServletRequest) request) {
@Override
public String getRequestURI() {
//return "new URI";
}
}, response);
}