if (previousToken != null && previousToken.equals(token)) { // compare previous token with current one
logger.debug("ETag match: returning 304 Not Modified");
servletResponse.sendError(HttpServletResponse.SC_NOT_MODIFIED);
// use the same date we sent when we created the ETag the first time through
servletResponse.setHeader("Last-Modified", servletRequest.getHeader("If-Modified-Since"));
} else { // first time through - set last modified time to now
Calendar cal = Calendar.getInstance();
cal.set(Calendar.MILLISECOND, 0);
Date lastModified = cal.getTime();
servletResponse.setDateHeader("Last-Modified", lastModified.getTime());
logger.debug("Writing body content");
servletResponse.setContentLength(bytes.length);
ServletOutputStream sos = servletResponse.getOutputStream();
sos.write(bytes);
sos.flush();
sos.close();
}
}
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