/*
* push all srdi entries to the rednezvous SRDI cache (new connection)
*@param all if true push all entries, otherwise just deltas
*/
protected void pushSrdi(String peer, boolean all) {
SrdiMessage srdiMsg;
Vector routeIx = new Vector();
// 10182002tra:Route info don't expire unless the peer disappears
// This approach is used to limit the SRDI traffic. The key
// point here is that SRDI is used to tell a peer that another
// has a route to the destination it is looking for. The information
// that SRDI cache is not so much the specific route info but rather
// the fact that a peer has knowledge of a route to another peer
// We don't want to update the SRDI cache on every route update.
// The SRDI cache will be flushed when the peer disconnect from
// the rendezvous.
// We cannot support concurrent modification of the map while we
// do that: we must synchronize...
for (Iterator each = router.getAllRoutedRouteAddresses(); each.hasNext(); ) {
PeerID pid = router.addr2pid((EndpointAddress) each.next());
SrdiMessage.Entry entry = new SrdiMessage.Entry(pid.toString(), "", Long.MAX_VALUE);
routeIx.addElement(entry);
}
try {
// check if we have anything to send
if (routeIx.size() == 0) {
return;
}
srdiMsg =
new SrdiMessageImpl(
group.getPeerID(),
1, // one hop
"route",
routeIx);
if (LOG.isEnabledFor(Level.DEBUG)) {
LOG.debug("Sending a SRDI messsage of [All=" + all + "] routes");
}
// this will replicate entry to the SRDI replica peers
srdi.replicateEntries(srdiMsg);
} catch (Exception e) {
if (LOG.isEnabledFor(Level.WARN)) {
LOG.warn("SRDI Push failed", e);
}
}
}
