/**
* Returns a string representation of the cookies.
*
* @param cookies The cookies
* @return The string representation.
*/
private static String getCookiesStringRepresentation(
final Collection<Cookie> cookies) { // <- IA/HERITRIX CHANGE
StringBuffer sbResult = new StringBuffer();
Iterator<Cookie> iter = cookies.iterator();
while (iter.hasNext()) {
Cookie ck = iter.next();
if (sbResult.length() > 0) {
sbResult.append("#");
}
sbResult.append(ck.toExternalForm());
}
return sbResult.toString();
}
/** Invoked by the HTTPClient. */
public int requestHandler(Request req, Response[] resp) {
// First remove any Cookie headers we might have set for a previous
// request
NVPair[] hdrs = req.getHeaders();
int length = hdrs.length;
for (int idx = 0; idx < hdrs.length; idx++) {
int beg = idx;
while (idx < hdrs.length && hdrs[idx].getName().equalsIgnoreCase("Cookie")) idx++;
if (idx - beg > 0) {
length -= idx - beg;
System.arraycopy(hdrs, idx, hdrs, beg, length - beg);
}
}
if (length < hdrs.length) {
hdrs = Util.resizeArray(hdrs, length);
req.setHeaders(hdrs);
}
// Now set any new cookie headers
Hashtable cookie_list = Util.getList(cookie_cntxt_list, req.getConnection().getContext());
if (cookie_list.size() == 0) return REQ_CONTINUE; // no need to create a lot of objects
Vector names = new Vector();
Vector lens = new Vector();
int version = 0;
synchronized (cookie_list) {
Enumeration list = cookie_list.elements();
Vector remove_list = null;
while (list.hasMoreElements()) {
Cookie cookie = (Cookie) list.nextElement();
if (cookie.hasExpired()) {
if (LOG.isDebugEnabled()) LOG.debug("Cookie has expired and is being removed: " + cookie);
if (remove_list == null) remove_list = new Vector();
remove_list.addElement(cookie);
continue;
}
if (cookie.sendWith(req)
&& (cookie_handler == null || cookie_handler.sendCookie(cookie, req))) {
int len = cookie.getPath().length();
int idx;
// insert in correct position
for (idx = 0; idx < lens.size(); idx++)
if (((Integer) lens.elementAt(idx)).intValue() < len) break;
names.insertElementAt(cookie.toExternalForm(), idx);
lens.insertElementAt(new Integer(len), idx);
if (cookie instanceof Cookie2)
version = Math.max(version, ((Cookie2) cookie).getVersion());
}
}
// remove any marked cookies
// Note: we can't do this during the enumeration!
if (remove_list != null) {
for (int idx = 0; idx < remove_list.size(); idx++)
cookie_list.remove(remove_list.elementAt(idx));
}
}
if (!names.isEmpty()) {
StringBuffer value = new StringBuffer();
if (version > 0) value.append("$Version=\"" + version + "\"; ");
value.append((String) names.elementAt(0));
for (int idx = 1; idx < names.size(); idx++) {
value.append("; ");
value.append((String) names.elementAt(idx));
}
hdrs = Util.resizeArray(hdrs, hdrs.length + 1);
hdrs[hdrs.length - 1] = new NVPair("Cookie", value.toString());
// add Cookie2 header if necessary
if (version != 1) // we currently know about version 1 only
{
int idx;
for (idx = 0; idx < hdrs.length; idx++)
if (hdrs[idx].getName().equalsIgnoreCase("Cookie2")) break;
if (idx == hdrs.length) {
hdrs = Util.resizeArray(hdrs, hdrs.length + 1);
hdrs[hdrs.length - 1] = new NVPair("Cookie2", "$Version=\"1\"");
}
}
req.setHeaders(hdrs);
if (LOG.isDebugEnabled()) LOG.debug("Sending cookies '" + value + "'");
}
return REQ_CONTINUE;
}
