if (blog == null) {
throw new InputException(getLocalizedMessage("BloggingWeb", "blog.BlogNotFound", idParam, codeParam));
}
try {
Document rssDoc = createArticleRssFeed(blog, req, 20);
byte[] bytes = rssDoc.asXML().getBytes();
resp.setCharacterEncoding(rssDoc.getXMLEncoding());
resp.setContentType("application/rss+xml");
resp.setContentLength(bytes.length);
resp.getOutputStream().write(bytes);
resp.getOutputStream().flush();