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copied!<p>I agree. I think using a Filter will achieve this. Here is a Filter I wrote for load balancing and port redirection but it should be easy to figure out how to edit it to fit your needs.</p> <p>public class RequestWrapperFilter implements Filter {</p> <pre><code>public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException { HttpServletRequest httpRequest = (HttpServletRequest) servletRequest; HttpServletResponse httpResponse = (HttpServletResponse) servletResponse; String requestWrapperClassName = (String) (httpRequest .getAttribute(LoadBalancerRequestWrapper.class.getName())); String initiatingServerName = httpRequest.getServerName(); if (requestWrapperClassName == null && initiatingServerName.equals(loadBalancerHostName)) { httpRequest = new LoadBalancerRequestWrapper(AuthenticationUtil .getHttpServletRequest(httpRequest)); } filterChain.doFilter(httpRequest, httpResponse); } </code></pre> <p>}</p> <pre><code>/** * The custom implementation of the request wrapper. It simply overrides the * getScheme() and getServerPort() methods to perform the redirect * filtering. * * */ private static class LoadBalancerRequestWrapper extends HttpServletRequestWrapper { /** * Default Constructor. Simply declares the Wrapper as injected. * * @param httpServletRequest * the app-server HttpServletRequest. * */ public LoadBalancerRequestWrapper(HttpServletRequest httpServletRequest) { super(httpServletRequest); } /** * The overridden scheme. * */ public final String getScheme() { if (loadBalancerHttpScheme.equals(EMPTY_STRING)) { return super.getScheme(); } return loadBalancerHttpScheme; } } </code></pre> <p>}</p>

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