/**
* cleanup any edge peers when trying to forward an SRDI query so we are guaranteed to the best of
* our knowledge that the peer is a rendezvous. This is not perfect, as it may take time for the
* peerview to converge but at least we can remove any peers that is not a rendezvous.
*/
protected Vector cleanupAnyEdges(String src, Vector results) {
Vector clean = new Vector(results.size());
PeerID pid = null;
// put the peerview as a vector of PIDs
Vector rpvId = srdi.getGlobalPeerView();
// remove any peers not in the current peerview
// these peers may be gone or have become edges
for (int i = 0; i < results.size(); i++) {
pid = (PeerID) results.elementAt(i);
// eliminate the src of the query so we don't resend
// the query to whom send it to us
if (src.equals(pid.toString())) {
continue;
}
// remove the local also, so we don't send to ourself
if (localPeerId.equals(pid)) {
continue;
}
if (rpvId.contains(pid)) { // ok that's a good RDV to the best
if (LOG.isEnabledFor(Level.DEBUG)) {
LOG.debug("valid rdv for SRDI forward " + pid);
}
clean.add(pid);
} else {
// cleanup our SRDI cache for that peer
srdiIndex.remove(pid);
}
}
return clean;
}
/**
* return the global peerview
*
* @return Vector of RDV member of the peerview
*/
protected Vector getGlobalPeerView() {
return srdi.getGlobalPeerView();
}