public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain)
throws IOException, ServletException {
if (req instanceof HttpServletRequest) {
HttpServletRequest request = (HttpServletRequest) req;
HttpServletResponse response = (HttpServletResponse) res;
String ae = request.getHeader("accept-encoding");
if (ae != null && ae.indexOf("gzip") != -1) {
log.debug("GZIP supported, compressing.");
GZIPResponseWrapper wrappedResponse = new GZIPResponseWrapper(response);
chain.doFilter(req, wrappedResponse);
wrappedResponse.finishResponse();
return;
}
chain.doFilter(req, res);
}
}
