private boolean addInternal(RemoteFileDesc host) {
// initialize the sha1 if we don't have one
if (sha1 == null) {
if (host.getSHA1Urn() != null) sha1 = host.getSHA1Urn();
else // BUGFIX: We can't discard sources w/out a SHA1 when we dont' have
// a SHA1 for the download, or else it won't be possible to download a
// file from a query hit without a SHA1, if we can received UDP pings
return testedLocations.add(host); // we can't do anything yet
}
// do not allow duplicate hosts
if (running && knowsAboutHost(host)) return false;
if (LOG.isDebugEnabled()) LOG.debug("adding new host " + host + " " + host.getPushAddr());
boolean ret = false;
// don't bother ranking multicasts
if (host.isReplyToMulticast()) ret = verifiedHosts.add(host);
else ret = newHosts.add(host); // rank
// make sure that if we were stopped, we return true
ret = ret | !running;
// initialize the guid if we don't have one
if (myGUID == null && meshHandler != null) {
myGUID = new GUID(GUID.makeGuid());
RouterService.getMessageRouter().registerMessageListener(myGUID.bytes(), this);
}
return ret;
}
protected synchronized void clearState() {
if (myGUID != null) {
RouterService.getMessageRouter().unregisterMessageListener(myGUID.bytes(), this);
myGUID = null;
}
}
