protected String getHttpResponseString(CachedUrl cu) {
Properties cuProps = cu.getProperties();
Properties filteredProps = filterResponseProps(cuProps);
String hdrString = PropUtil.toHeaderString(filteredProps);
StringBuilder sb = new StringBuilder(hdrString.length() + 30);
String line1 = inferHttpResponseCode(cu, cuProps);
sb.append(line1);
sb.append(Constants.CRLF);
sb.append(hdrString);
sb.append(Constants.CRLF);
return sb.toString();
}
